8.2
/10
Howard Wolowitz is a fictional character portrayed by Simon Helberg in the TV series The Big Bang Theory.
In the first episode they appeared in, titled Pilot (season 1), they were 26 years old.
They appear in all 279 aired episodes and have accumulated 351443 positive votes.
The character of Howard Wolowitz is mainly associated with Raj Koothrappali, Leonard Hofstadter and Sheldon Cooper.

Howard Wolowitz

by Simon Helberg

character

Episodes279

  • 8.1
    /10

    Pilot

    episode S1.E1 september 2007
    A pair of socially awkward theoretical physicists meet their new neighbor Penny, who is their polar opposite.
  • 8.2
    /10

    The Big Bran Hypothesis

    episode S1.E2 october 2007
    Penny is furious with Leonard and Sheldon when they sneak into her apartment and clean it while she is sleeping.
  • 7.6
    /10

    The Fuzzy Boots Corollary

    episode S1.E3 october 2007
    Leonard gets upset when he discovers that Penny is seeing a new guy, so he tries to trick her into going on a date with him.
  • 8
    /10

    The Luminous Fish Effect

    episode S1.E4 october 2007
    Sheldon's mother is called to intervene when he delves into numerous obsessions after being fired for being disrespectful to his new boss.
  • 7.8
    /10

    The Hamburger Postulate

    episode S1.E5 october 2007
    Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.
  • 8.3
    /10

    The Middle Earth Paradigm

    episode S1.E6 october 2007
    The guys are invited to Penny's Halloween party, where Leonard has yet another run-in with Penny's ex-boyfriend Kurt.
  • 8.1
    /10

    The Dumpling Paradox

    episode S1.E7 november 2007
    When Howard hooks up with Penny's old friend, his absence in the gang causes problems for the rest of the guys.
  • 8.2
    /10

    The Grasshopper Experiment

    episode S1.E8 november 2007
    When Raj's parents set him up on a blind date, he finds he can talk to women with the aid of alcohol.
  • 8
    /10

    The Cooper-Hofstadter Polarization

    episode S1.E9 march 2008
    Leonard and Sheldon's friendship is put to the test when Leonard wants to present a paper they co-authored at a physics convention, but Sheldon doesn't.
  • 8
    /10

    The Loobenfeld Decay

    episode S1.E10 march 2008
    Leonard lies to Penny so that he and Sheldon can get out of watching her perform. However, Sheldon believes that the lie has too many loose ends, so he comes up with a new, unnecessarily complex one to replace it.
  • 8.2
    /10

    The Pancake Batter Anomaly

    episode S1.E11 march 2008
    When Sheldon gets sick, Leonard, Howard and Raj go AWOL, leaving a reluctant Penny to deal with him.
  • 7.8
    /10

    The Jerusalem Duality

    episode S1.E12 april 2008
    Sheldon decides to give up his work and focus on other tasks when a 15-year-old prodigy joins the university, so the other guys come up with a plan to get rid of him.
  • 8.2
    /10

    The Bat Jar Conjecture

    episode S1.E13 april 2008
    Sheldon becomes so intent on demonstrating his intellectual superiority over the other guys that they kick him off the Physics Bowl team and replace him with his nemesis, Leslie.
  • 8
    /10

    The Nerdvana Annihilation

    episode S1.E14 april 2008
    Penny gets mad at the guys when their full scale model of a time machine causes her to miss work, which prompts Leonard to give up all of his nerd memorabilia.
  • 8.2
    /10

    The Pork Chop Indeterminacy

    episode S1.E15 may 2008
    Leonard, Howard and Raj fight over Sheldon's twin sister when she arrives in town. Raj takes part in a drug trial to suppress his selective mutism.
  • 8.3
    /10

    The Peanut Reaction

    episode S1.E16 may 2008
    When Penny learns that Leonard has never had a birthday party, she and the rest of the guys plan a surprise party for him.
  • 8.5
    /10

    The Tangerine Factor

    episode S1.E17 may 2008
    After a bad breakup, Penny finally agrees to go out on a date with Leonard, however they both develop doubts and turn to Sheldon for advice.
  • 8.2
    /10

    The Bad Fish Paradigm

    episode S2.E1 september 2008
    Leonard becomes concerned when his date with Penny ends abruptly and she starts blowing him off. When told the truth, Sheldon would rather move out than keep Penny's reasons a secret from Leonard.
  • 8
    /10

    The Codpiece Topology

    episode S2.E2 september 2008
    Sheldon is annoyed when Leonard turns to Leslie for comfort after seeing Penny with another guy.
  • 8.7
    /10

    The Barbarian Sublimation

    episode S2.E3 october 2008
    Sheldon introduces Penny to online gaming, however she refuses to quit after becoming addicted.
  • 7.9
    /10

    The Griffin Equivalency

    episode S2.E4 october 2008
    The guys struggle to cope with Raj's arrogance after he is featured in a People magazine article.
  • 8.3
    /10

    The Euclid Alternative

    episode S2.E5 october 2008
    Sheldon annoys the gang when Leonard can't drive him to and from work, so they try to teach him how to drive.
  • 8.2
    /10

    The Cooper-Nowitzki Theorem

    episode S2.E6 november 2008
    Sheldon is flattered when a graduate student takes a shine to him, however her extreme devotion becomes too much to handle.
  • 8.6
    /10

    The Panty Piñata Polarization

    episode S2.E7 november 2008
    Penny plans revenge when Sheldon bans her from his and Leonard's apartment, while Howard and Raj use the latest technology to try to find the house being used in "America's Next Top Model."
  • 8
    /10

    The Lizard-Spock Expansion

    episode S2.E8 november 2008
    Leonard and Howard's friendship is jeopardised when Leonard steals a girl from Howard.
  • 8.1
    /10

    The White Asparagus Triangulation

    episode S2.E9 november 2008
    Sheldon believes that Leonard will wreck his relationship with Stephanie, so he decides to take matters into his own hands.
  • 7.6
    /10

    The Vartabedian Conundrum

    episode S2.E10 december 2008
    Leonard tries to slow down his relationship with Stephanie when he realizes that they are living together, while Sheldon becomes convinced that he has an untraceable disease.
  • 9.1
    /10

    The Bath Item Gift Hypothesis

    episode S2.E11 december 2008
    Leonard is disappointed when Penny develops an interest in an attractive physicist at the university. Meanwhile, Sheldon struggles to find an appropriate Christmas gift for Penny.
  • 7.8
    /10

    The Killer Robot Instability

    episode S2.E12 january 2009
    Howard becomes depressed after Penny makes a cruel statement about his love life, while the rest of the guys prepare for a grudge killer robot duel against an obnoxious colleague at the university.
  • 7.9
    /10

    The Friendship Algorithm

    episode S2.E13 january 2009
    Sheldon tries to make friends with Kripke in the hope that it will get him access to a coveted computer at the university.
  • 8
    /10

    The Financial Permeability

    episode S2.E14 february 2009
    Leonard and Sheldon try to help out Penny when she can't afford to pay her rent.
  • 8.8
    /10

    The Maternal Capacitance

    episode S2.E15 february 2009
    Sheldon hits it off with Leonard's psychoanalyst mother, but she drives Leonard and Penny to the bottle.
  • 8.1
    /10

    The Cushion Saturation

    episode S2.E16 march 2009
    Howard hooks up with Leslie, while Penny accidentally ruins Sheldon's spot on the couch.
  • 8
    /10

    The Terminator Decoupling

    episode S2.E17 march 2009
    On a train to San Francisco, Howard, Raj and Leonard fight for the affections of sci-fi star Summer Glau, while Sheldon is forced to turn to Penny for help when he leaves his flash drive behind.
  • 8.1
    /10

    The Work Song Nanocluster

    episode S2.E18 march 2009
    Sheldon's assistance with Penny's home-based business leads to chaos.
  • 8.1
    /10

    The Dead Hooker Juxtaposition

    episode S2.E19 march 2009
    Penny becomes jealous when a gorgeous new neighbor attracts the guys' attention.
  • 7.9
    /10

    The Hofstadter Isotope

    episode S2.E20 april 2009
    Leonard is upset when the owner of the comic book store goes on a date with Penny, so he convinces Howard and Raj to take him to a bar so that he can pick up a woman of his own.
  • 8.5
    /10

    The Vegas Renormalization

    episode S2.E21 april 2009
    After being dumped by Leslie, Howard heads to Las Vegas with Leonard and Raj. Meanwhile, Penny is forced to take in Sheldon after he locks himself out of his apartment.
  • 8.1
    /10

    The Classified Materials Turbulence

    episode S2.E22 may 2009
    Penny's second date with Stuart has significant implications for Leonard. Howard enlists the guys' help with one of his NASA projects.
  • 8.2
    /10

    The Monopolar Expedition

    episode S2.E23 may 2009
    Penny gets upset when she finds out Leonard and the guys plan to work at the North Pole for the summer.
  • 8.3
    /10

    The Electric Can Opener Fluctuation

    episode S3.E1 september 2009
    After returning from the North Pole, a conflict among the guys sends Sheldon back to Texas and interferes with Leonard's reunion with Penny.
  • 7.7
    /10

    The Jiminy Conjecture

    episode S3.E2 september 2009
    Leonard and Penny's first night together goes awkwardly. Sheldon and Howard wager on the species of a cricket.
  • 8.1
    /10

    The Gothowitz Deviation

    episode S3.E3 october 2009
    Sheldon attempts to covertly alter Penny's habits, while Howard and Raj try their luck meeting women at a Goth-style club.
  • 8
    /10

    The Pirate Solution

    episode S3.E4 october 2009
    When Raj has to find a new job or be sent back to India, Sheldon's solution leaves Leonard and Penny dealing with Howard as the third wheel.
  • 8.3
    /10

    The Creepy Candy Coating Corollary

    episode S3.E5 october 2009
    Leonard is forced to ask Penny to set Howard up with one of her friends, while Sheldon seeks payback against sci-fi star Wil Wheaton.
  • 7.4
    /10

    The Cornhusker Vortex

    episode S3.E6 november 2009
    Leonard tries to learn about football to fit in with Penny's friends. Meanwhile, a loss in a kite war threatens to end Raj and Howard's friendship.
  • 7.8
    /10

    The Guitarist Amplification

    episode S3.E7 november 2009
    Sheldon is caught in the middle when Leonard and Penny argue about Penny's friend staying at her apartment.
  • 8.9
    /10

    The Adhesive Duck Deficiency

    episode S3.E8 november 2009
    Penny is forced to turn to Sheldon for help when she dislocates her shoulder in the bathtub. Meanwhile, the rest of the guys accidentally get stoned in the desert while waiting for a meteor shower.
  • 8.3
    /10

    The Vengeance Formulation

    episode S3.E9 november 2009
    Sheldon plans revenge after Kripke humiliates him on the radio. Howard develops doubts about his relationship with Bernadette.
  • 8.4
    /10

    The Gorilla Experiment

    episode S3.E10 december 2009
    Sheldon attempts to help Penny understand physics to impress Leonard, while Howard becomes jealous when Bernadette takes an interest in Leonard's research.
  • 8.3
    /10

    The Maternal Congruence

    episode S3.E11 december 2009
    Leonard's mother makes a visit to his dismay and Sheldon's delight.
  • 8.2
    /10

    The Psychic Vortex

    episode S3.E12 january 2010
    Raj talks Sheldon into being his wingman at a university mixer. Leonard has trouble dealing with Penny consulting a psychic.
  • 8
    /10

    The Bozeman Reaction

    episode S3.E13 january 2010
    When their apartment is robbed, Leonard and Sheldon turn to Howard and Raj to create a state-of-the-art security system.
  • 8.4
    /10

    The Einstein Approximation

    episode S3.E14 february 2010
    Sheldon wreaks havoc when he is stumped by a difficult physics question.
  • 8
    /10

    The Large Hadron Collision

    episode S3.E15 february 2010
    When Leonard is offered a trip to Switzerland on Valentine's Day to visit the CERN laboratory, Sheldon uses any and all means to be his guest instead of Penny.
  • 8.2
    /10

    The Excelsior Acquisition

    episode S3.E16 march 2010
    Sheldon misses an opportunity to get Stan Lee's autograph because he has to make an appearance in traffic court.
  • 8.4
    /10

    The Precious Fragmentation

    episode S3.E17 march 2010
    The guys' friendship is threatened when they find a ring from the "Lord of the Rings" trilogy.
  • 8.4
    /10

    The Pants Alternative

    episode S3.E18 march 2010
    Sheldon seeks help from the rest of the gang in overcoming his fear of public speaking when he receives an award.
  • 7.8
    /10

    The Wheaton Recurrence

    episode S3.E19 april 2010
    Sheldon takes on Wil Wheaton in a game of bowling. Leonard and Penny's relationship comes to a crossroad.
  • 8.1
    /10

    The Spaghetti Catalyst

    episode S3.E20 may 2010
    Sheldon is forced to go behind Leonard's back to spend time with Penny following their breakup.
  • 8.1
    /10

    The Plimpton Stimulation

    episode S3.E21 may 2010
    Chaos ensues when a nymphomaniac physicist visiting Sheldon hooks up with Leonard.
  • 9
    /10

    The Staircase Implementation

    episode S3.E22 may 2010
    Leonard tells Penny about how he and Sheldon became roommates and what happened to the elevator.
  • 8.6
    /10

    The Lunar Excitation

    episode S3.E23 may 2010
    Penny has a night of angry, drunken sex with Leonard, much to his confusion. Meanwhile, Howard and Raj search for Sheldon's perfect match online.
  • 8.7
    /10

    The Robotic Manipulation

    episode S4.E1 september 2010
    Penny ends up tagging along on Sheldon's first ever date with Amy, while Howard finds an unusual use for a robotic arm.
  • 8.3
    /10

    The Cruciferous Vegetable Amplification

    episode S4.E2 september 2010
    When Sheldon calculates the technology to download his consciousness into a robot won't be invented soon enough, he desperately tries to find a way to increase his lifespan.
  • 7.9
    /10

    The Zazzy Substitution

    episode S4.E3 october 2010
    Following his 'breakup' with Amy, the gang become concerned with Sheldon's obsessive search for non-human companionship and call his mother to intervene.
  • 8
    /10

    The Hot Troll Deviation

    episode S4.E4 october 2010
    Howard tries to get Penny's help in winning back Bernadette, but first has to confess the embarrassing reason why they broke up in the first place. Raj and Sheldon clash over a desk.
  • 7.6
    /10

    The Desperation Emanation

    episode S4.E5 october 2010
    Sheldon is scared that he is in a relationship when Amy asks him to meet her mother, and Leonard asks Howard and Bernadette to set him up because he is the only person in the group without a girlfriend.
  • 8
    /10

    The Irish Pub Formulation

    episode S4.E6 october 2010
    Leonard tries to keep everyone from finding out that he spent the night with Raj's sister, but Sheldon finds out and concocts an elaborate story to help him keep the secret from Raj.
  • 8
    /10

    The Apology Insufficiency

    episode S4.E7 november 2010
    An FBI agent interviews the guys when Howard needs to obtain a security clearance.
  • 8.1
    /10

    The 21-Second Excitation

    episode S4.E8 november 2010
    The guys camp out all night waiting to see an extended cut of Indiana Jones, while Amy joins in on girls' night with Penny and Bernadette.
  • 8.4
    /10

    The Boyfriend Complexity

    episode S4.E9 november 2010
    Penny asks Leonard to pose as her boyfriend when her father visits. Howard, Raj and Bernadette have an awkward encounter when they spend the evening together.
  • 7.6
    /10

    The Alien Parasite Hypothesis

    episode S4.E10 december 2010
    Amy finds she has sexual feelings for Penny's ex-boyfriend Zack, while Raj and Howard try to prove who would be the better superhero.
  • 8.6
    /10

    The Justice League Recombination

    episode S4.E11 december 2010
    The guys enter a costume contest as members of the Justice League and convince Penny and Zack to join them.
  • 7.5
    /10

    The Bus Pants Utilization

    episode S4.E12 january 2011
    Leonard has an idea for a new smartphone app and asks the guys for help, however Sheldon tries to take over the project, and Leonard fires him.
  • 8.2
    /10

    The Love Car Displacement

    episode S4.E13 january 2011
    Chaos ensues when the gang spend the weekend together at a science convention.
  • 7.7
    /10

    The Thespian Catalyst

    episode S4.E14 february 2011
    To improve his skills as an instructor, Sheldon asks Penny to give him acting lessons. Meanwhile, Raj begins having impure fantasies about Bernadette.
  • 7.7
    /10

    The Benefactor Factor

    episode S4.E15 february 2011
    To secure needed funding for the university, Sheldon convinces Leonard to get friendly with a wealthy benefactor.
  • 7.8
    /10

    The Cohabitation Formulation

    episode S4.E16 february 2011
    Bernadette makes Howard choose between herself and his mother, while Penny and Raj become upset when Priya returns to town and resumes her relationship with Leonard.
  • 7.9
    /10

    The Toast Derivation

    episode S4.E17 february 2011
    Sheldon becomes concerned when everybody begins to hang out at Raj's apartment and discovers Leonard is the center of the group.
  • 8.1
    /10

    The Prestidigitation Approximation

    episode S4.E18 march 2011
    Priya forces Leonard to choose between a relationship with her or a friendship with Penny. A magic trick by Howard has Sheldon fooled.
  • 8
    /10

    The Zarnecki Incursion

    episode S4.E19 march 2011
    The guys go all out to help Sheldon find the person responsible for hacking his online gaming account, while the girls' hatred for Priya increases.
  • 8.2
    /10

    The Herb Garden Germination

    episode S4.E20 april 2011
    Sheldon and Amy secretly experiment on the gang by spreading rumors when they hear that Bernadette is thinking about breaking up with Howard.
  • 8.2
    /10

    The Agreement Dissection

    episode S4.E21 april 2011
    When Priya finds a loophole in the roommate agreement to throw Sheldon out for the night, Penny, Amy and Bernadette take him to a nightclub.
  • 7.8
    /10

    The Wildebeest Implementation

    episode S4.E22 may 2011
    Sheldon invents a three-player chess game, Penny and Amy use Bernadette to spy on Leonard and Priya, and Raj tries a new drug to treat his social anxiety.
  • 8
    /10

    The Engagement Reaction

    episode S4.E23 may 2011
    Howard believes that his mom suffered a heart attack because he told her that he's marrying Bernadette, Sheldon freaks out over germs, and Penny and Priya compare notes on Leonard.
  • 8.5
    /10

    The Roommate Transmogrification

    episode S4.E24 may 2011
    Raj moves in with Sheldon after hearing Leonard and Priya engage in a Star Trek fantasy in his apartment. Bernadette receives her doctorate.
  • 8
    /10

    The Skank Reflex Analysis

    episode S5.E1 september 2011
    The gang deal with the fallout from Penny and Raj's night together.
  • 8
    /10

    The Infestation Hypothesis

    episode S5.E2 september 2011
    Amy gets inadvertently caught in the middle of a fight between Sheldon and Penny over a chair. Leonard tries to add some spice to his long-distance relationship with Priya.
  • 7.6
    /10

    The Pulled Groin Extrapolation

    episode S5.E3 september 2011
    Leonard accompanies Amy to a colleague's wedding. Howard tries to convince Bernadette to live with his mother after they get married.
  • 7.8
    /10

    The Wiggly Finger Catalyst

    episode S5.E4 october 2011
    Penny sets up Raj with a deaf friend, not knowing that she's actually a gold digger, and Sheldon decides to let his minor decisions rest on the roll of the dice.
  • 8
    /10

    The Russian Rocket Reaction

    episode S5.E5 october 2011
    Sheldon takes offense when Leonard wants to attend a party with Wil Wheaton, while Bernadette tries to block Howard's opportunity to go into outer space.
  • 7.5
    /10

    The Rhinitis Revelation

    episode S5.E6 october 2011
    Sheldon gets upset when his mother comes to visit but refuses to cook for him and attend physics lectures.
  • 8.5
    /10

    The Good Guy Fluctuation

    episode S5.E7 october 2011
    Sheldon tries to get into the spirit of Halloween by trying to scare the guys after they prank him. Leonard seeks Penny's advice when an attractive comic book artist takes an interest in him.
  • 7.6
    /10

    The Isolation Permutation

    episode S5.E8 november 2011
    Amy is hurt when Penny and Bernadette go bridesmaid dress shopping without her, so she turns to a reluctant Sheldon for comfort.
  • 8.1
    /10

    The Ornithophobia Diffusion

    episode S5.E9 november 2011
    Sheldon tries to overcome his fear of birds, while Leonard and Penny attempt to hang out together strictly as friends.
  • 7.9
    /10

    The Flaming Spittoon Acquisition

    episode S5.E10 november 2011
    When Stuart asks Amy on a date, Sheldon considers having a more serious relationship with her. Meanwhile, the guys become obsessed with a new card game involving Wild West heroes and witches.
  • 7.3
    /10

    The Speckerman Recurrence

    episode S5.E11 december 2011
    Leonard confronts the man who bullied him in high school, while Penny realizes she did her fair share of tormenting in the past.
  • 7.6
    /10

    The Shiny Trinket Maneuver

    episode S5.E12 january 2012
    Penny helps Sheldon work on his relationship with Amy when he trivializes one of her accomplishments. Howard is irked by Bernadette's dislike of children.
  • 8.1
    /10

    The Recombination Hypothesis

    episode S5.E13 january 2012
    Leonard and Penny contemplate reviving their romantic relationship.
  • 8.2
    /10

    The Beta Test Initiation

    episode S5.E14 january 2012
    Leonard and Penny develop a system to ensure their dates go smoothly. Raj finally finds a woman he can talk to - the virtual assistant on his mobile phone.
  • 7.7
    /10

    The Friendship Contraction

    episode S5.E15 february 2012
    Leonard signs out of his roommate agreement, reducing himself and Sheldon to mere acquaintances, while Howard tries to think of a cool astronaut nickname for himself.
  • 7.5
    /10

    The Vacation Solution

    episode S5.E16 february 2012
    When the university forces Sheldon to use vacation days, he decides to hang out in Amy's lab. Howard becomes upset when he hears Bernadette wants him to sign a prenuptial agreement.
  • 7.8
    /10

    The Rothman Disintegration

    episode S5.E17 february 2012
    Sheldon battles Kripke for a coveted office at the university. Penny receives a very unusual gift from Amy.
  • 8.2
    /10

    The Werewolf Transformation

    episode S5.E18 february 2012
    Sheldon wreaks havoc when he tries to get a haircut from his regular barber, who is ill. Howard runs into a few problems with astronaut training.
  • 8.1
    /10

    The Weekend Vortex

    episode S5.E19 march 2012
    Sheldon has to choose between joining Amy at her aunt's birthday party or playing videogames all weekend with the guys.
  • 8.1
    /10

    The Transporter Malfunction

    episode S5.E20 march 2012
    Raj gets quite a surprise when he asks his parents to set him up on a date. Penny buys Leonard and Sheldon a pair of Star Trek keepsake collectibles.
  • 8.5
    /10

    The Hawking Excitation

    episode S5.E21 april 2012
    Sheldon uses any and all means to meet his hero, Dr. Stephen Hawking.
  • 7.7
    /10

    The Stag Convergence

    episode S5.E22 april 2012
    The guys throw Howard a bachelor party, and some embarrassing details about his life get posted on the Internet.
  • 8.1
    /10

    The Launch Acceleration

    episode S5.E23 may 2012
    NASA cancel, and later reinstate Howard's mission into space, coinciding with his wedding. Leonard inadvertently jeopardizes his relationship with Penny.
  • 8.5
    /10

    The Countdown Reflection

    episode S5.E24 may 2012
    As Howard prepares for his mission into space, flashbacks show the recent events leading up to his and Bernadette's wedding.
  • 7.6
    /10

    The Date Night Variable

    episode S6.E1 september 2012
    Raj crashes Sheldon and Amy's second anniversary and interferes in Leonard and Penny's relationship. Howard gets caught in the middle of an argument between Bernadette and his mother.
  • 7.6
    /10

    The Decoupling Fluctuation

    episode S6.E2 october 2012
    Penny continues to have doubts about her relationship with Leonard. Meanwhile, Howard becomes the target of practical jokes on the space station.
  • 7.9
    /10

    The Higgs Boson Observation

    episode S6.E3 october 2012
    When Sheldon hires a female grad student to assist him, a jealous Amy asks Penny to help her spy on them. On the space station, Howard begins behaving erratically.
  • 8.2
    /10

    The Re-Entry Minimization

    episode S6.E4 october 2012
    Howard is offended when his return from space is met with little fanfare. Penny and Amy take on Sheldon and Leonard during game night.
  • 8
    /10

    The Holographic Excitation

    episode S6.E5 october 2012
    While Raj plans Stuart's Halloween party at the comic book store, Howard annoys the rest of the gang by constantly talking about space, and Penny tries to take more of an interest in Leonard's work.
  • 7.8
    /10

    The Extract Obliteration

    episode S6.E6 november 2012
    Penny enrolls in a college class and keeps it a secret from Leonard. Sheldon causes conflict with Dr. Stephen Hawking over an online game.
  • 7.6
    /10

    The Habitation Configuration

    episode S6.E7 november 2012
    Howard makes a decision whether or not to move out of his mother's house, while Sheldon is caught in the middle of an argument between Amy and Wil Wheaton.
  • 8.4
    /10

    The 43 Peculiarity

    episode S6.E8 november 2012
    Leonard feels threatened after hearing about Penny's study partner at school, while Howard and Raj become determined to find out one of Sheldon's secrets.
  • 8.2
    /10

    The Parking Spot Escalation

    episode S6.E9 november 2012
    The gang are drawn into a fight between Howard and Sheldon over Sheldon's vacant parking spot at the university.
  • 8
    /10

    The Fish Guts Displacement

    episode S6.E10 december 2012
    Howard tries to bond with Bernadette's father during a fishing trip. When Sheldon is obligated to take care of a sick Amy, she finds ways to take advantage of the situation.
  • 7.8
    /10

    The Santa Simulation

    episode S6.E11 december 2012
    The girls take Raj out to a nightclub to find him a date. A game of Dungeons and Dragons rekindle old memories of Santa for Sheldon.
  • 8.4
    /10

    The Egg Salad Equivalency

    episode S6.E12 january 2013
    When Penny finds out Alex has a crush on Leonard, Sheldon gets himself and the rest of the guys in trouble with Human Resources whilst trying to solve the problem.
  • 8.4
    /10

    The Bakersfield Expedition

    episode S6.E13 january 2013
    The guys are stranded in the middle of nowhere when Leonard's car is stolen on the way to the Bakersfield Comic-Con. Back home, the girls try to figure out why the guys are so fascinated with comic books.
  • 7.8
    /10

    The Cooper/Kripke Inversion

    episode S6.E14 january 2013
    Sheldon is forced to work with Kripke on a project and must concoct an elaborate lie when he can't hold up his end of the work. Howard and Raj get superhero figurines made of themselves.
  • 8.2
    /10

    The Spoiler Alert Segmentation

    episode S6.E15 february 2013
    Leonard moves in with Penny after a fight with Sheldon, which causes Amy to want to move in with Sheldon. Meanwhile, Raj has a frightening experience with Howard's mother.
  • 7.8
    /10

    The Tangible Affection Proof

    episode S6.E16 february 2013
    Sheldon gets Alex to buy a Valentine's Day gift for Amy. Leonard, Penny, Howard and Bernadette have a disastrous dinner together. Raj and Stuart host a "Lonely People" party at the comic book store.
  • 7.6
    /10

    The Monster Isolation

    episode S6.E17 february 2013
    Raj falls apart after his date sneaks out on him, and Sheldon reluctantly returns the favor after Penny helps him out with his "Fun With Flags" program.
  • 7.7
    /10

    The Contractual Obligation Implementation

    episode S6.E18 march 2013
    Leonard, Sheldon and Howard give lectures on science to junior high students. The girls ditch work to go to Disneyland. Raj devises a date for Lucy that fixes their social anxiety problems.
  • 8.1
    /10

    The Closet Reconfiguration

    episode S6.E19 march 2013
    Howard becomes upset when Sheldon finds a letter from his estranged father whilst cleaning out his and Bernadette's closet.
  • 8
    /10

    The Tenure Turbulence

    episode S6.E20 april 2013
    Leonard, Sheldon, Raj and Kripke battle for tenure at the university.
  • 8
    /10

    The Closure Alternative

    episode S6.E21 april 2013
    Amy tries to help a depressed Sheldon find closure when one of his favorite TV shows is canceled. Raj becomes paranoid when he finds Lucy's blog.
  • 7.9
    /10

    The Proton Resurgence

    episode S6.E22 may 2013
    Bernadette and Howard offer to watch Raj's dog and live to regret it. Leonard and Sheldon hire their favorite childhood star to make an appearance.
  • 8.1
    /10

    The Love Spell Potential

    episode S6.E23 may 2013
    A date between Raj and Lucy takes both of them out of their comfort zones. After a trip to Las Vegas goes awry, the girls join in on a Dungeons and Dragons game, which causes Amy and Sheldon to re-evaluate their relationship.
  • 7.7
    /10

    The Bon Voyage Reaction

    episode S6.E24 may 2013
    Penny is thrown for a loop when Leonard is offered a job overseas, but the news is an even bigger shock to Sheldon. Raj and Lucy's relationship comes to a crossroad.
  • 7.7
    /10

    The Hofstadter Insufficiency

    episode S7.E1 september 2013
    Sheldon and Penny bond over missing Leonard. Howard tries to help Raj get over his breakup with Lucy. Amy and Bernadette take a trip together to a biology convention.
  • 7.9
    /10

    The Deception Verification

    episode S7.E2 september 2013
    Sheldon feels betrayed when Leonard returns from the North Sea and wants to spend his time with Penny instead of him. Howard's latest foray into helping his mother has some disastrous side effects.
  • 8.7
    /10

    The Scavenger Vortex

    episode S7.E3 october 2013
    The gang get competitive when they are forced to take part in Raj's scavenger hunt.
  • 7.8
    /10

    The Raiders Minimization

    episode S7.E4 october 2013
    Sheldon gets mad at Amy for ruining one of his favorite movies, Raj and Stuart try to make their online dating profiles more appealing, and Leonard tries to play the sympathy card with Penny.
  • 7.6
    /10

    The Workplace Proximity

    episode S7.E5 october 2013
    After a fight with Bernadette, Howard ends up on Raj's couch. Sheldon and Amy clash when Amy takes a job at the university.
  • 8.4
    /10

    The Romance Resonance

    episode S7.E6 october 2013
    Howard plans something special to celebrate the anniversary of his first date with Bernadette. Sheldon is conflicted when he makes a major scientific breakthrough but some details have to be corrected.
  • 7.7
    /10

    The Proton Displacement

    episode S7.E7 november 2013
    Sheldon seeks payback when Arthur "Professor Proton" Jeffries asks Leonard for help on a project instead of him. Raj gets upset at Howard for crashing his night with the girls.
  • 7.5
    /10

    The Itchy Brain Simulation

    episode S7.E8 november 2013
    Sheldon demands Leonard make up for a mistake from their past. Penny confronts Raj's ex-girlfriend, Lucy.
  • 8.8
    /10

    The Thanksgiving Decoupling

    episode S7.E9 november 2013
    The gang spend Thanksgiving at Mrs. Wolowitz's house. Howard tries to bond with his father-in-law, and a mistake from Penny's past comes back to haunt her.
  • 7.6
    /10

    The Discovery Dissipation

    episode S7.E10 december 2013
    Leonard has to deal with the fallout of disproving Sheldon's new scientific discovery. Raj spends a week at Howard and Bernadette's apartment.
  • 8.1
    /10

    The Cooper Extraction

    episode S7.E11 december 2013
    While Sheldon is at home in Texas, the rest of the gang decorate for Christmas and think about how much he has affected their lives.
  • 7.4
    /10

    The Hesitation Ramification

    episode S7.E12 january 2014
    After Leonard tries to help Penny following a failed role on a TV show, she makes an important decision. Meanwhile, Raj and Stuart try to practice their social skills, and Sheldon navigates the intricacies of being funny.
  • 7.5
    /10

    The Occupation Recalibration

    episode S7.E13 january 2014
    Sheldon tries to relax after he is forced to take a vacation. Leonard struggles to be supportive of Penny after she quits her job. Amy receives unwanted attention from a co-worker. Bernadette seeks Stuart's help in replacing one of Howard's comic books.
  • 8
    /10

    The Convention Conundrum

    episode S7.E14 january 2014
    When the guys can't get hold of any Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild night with James Earl Jones. Meanwhile, the girls try to feel more mature by going to a fancy hotel for tea.
  • 8.2
    /10

    The Locomotive Manipulation

    episode S7.E15 february 2014
    Sheldon and Amy take a train ride to Napa Valley with Howard and Bernadette on Valentine's Day. Leonard and Penny take Raj's dog to the vet when she accidentally eats some chocolate.
  • 7.6
    /10

    The Table Polarization

    episode S7.E16 february 2014
    Leonard's purchase of a dining room table causes Sheldon to reevaluate the changes in his life. Meanwhile, Howard is offered a chance to go back to space and Bernadette struggles with whether or not to encourage him.
  • 7.4
    /10

    The Friendship Turbulence

    episode S7.E17 march 2014
    After arguing with Sheldon, Howard tries to make amends by taking him to NASA headquarters in Houston. Penny has second thoughts about quitting her waitressing job when her car dies. Amy gets involved in trying to find Raj a date.
  • 7.4
    /10

    The Mommy Observation

    episode S7.E18 march 2014
    When Sheldon visits his mother in Houston, he is forced to confront a new reality. Back in Pasadena, the rest of the gang reluctantly take part in Raj's Murder Mystery party.
  • 8.1
    /10

    The Indecision Amalgamation

    episode S7.E19 april 2014
    While Raj is wracked with guilt when he tries to date Lucy and Emily at the same time, Penny wrestles with whether to take a role in a cheesy movie and Sheldon is torn trying to choose between two gaming systems.
  • 8
    /10

    The Relationship Diremption

    episode S7.E20 april 2014
    Penny tries to help Sheldon when he reconsiders his "relationship" with String Theory. During a dinner with Howard and Bernadette, Raj discovers Howard once embarrassed himself on a date with Emily.
  • 7.5
    /10

    The Anything Can Happen Recurrence

    episode S7.E21 april 2014
    When Sheldon tries to be spontaneous, it leads to unexpected friction between the girls. Meanwhile, Raj seeks Howard's help in preparing for a date with Emily.
  • 7.7
    /10

    The Proton Transmogrification

    episode S7.E22 may 2014
    As the gang celebrate Star Wars Day, Sheldon has difficulty dealing with the recent death of Arthur "Professor Proton" Jeffries.
  • 7.8
    /10

    The Gorilla Dissolution

    episode S7.E23 may 2014
    Penny gets fired from her movie and takes a serious look at her life. Raj sees Emily on a date with another man at the movies. Howard and Bernadette have to take care of his mother after she breaks her leg.
  • 8
    /10

    The Status Quo Combustion

    episode S7.E24 may 2014
    Sheldon gets upset about his career, the destruction of the comic book store and Leonard and Penny's future living arrangements. Howard and Bernadette struggle to keep hold of a caregiver for Mrs. Wolowitz.
  • 7.2
    /10

    The Locomotion Interruption

    episode S8.E1 september 2014
    Sheldon's trip comes to an end when he is robbed, Penny interviews for a job at Bernadette's company, and Howard is weirded out by his mother's relationship with Stuart.
  • 7.5
    /10

    The Junior Professor Solution

    episode S8.E2 september 2014
    Sheldon is forced to teach a class as a Junior Professor. Meanwhile, Amy plays both sides when tension arises between Penny and Bernadette.
  • 7
    /10

    The First Pitch Insufficiency

    episode S8.E3 september 2014
    Howard becomes nervous after NASA asks him to throw out the first pitch at a Los Angeles Angels game. Meanwhile, Leonard and Penny try to prove Sheldon wrong when he says that he and Amy have a 'superior' relationship.
  • 7.2
    /10

    The Hook-up Reverberation

    episode S8.E4 october 2014
    Raj's honesty about his past comes back to haunt him after Emily takes a dislike to Penny. Meanwhile, the guys consider investing in the comic book store.
  • 7.5
    /10

    The Focus Attenuation

    episode S8.E5 october 2014
    The girls head to Las Vegas, while the guys try to invent something cool, but only come up with new ways to procrastinate.
  • 7.2
    /10

    The Expedition Approximation

    episode S8.E6 october 2014
    Sheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in a steam tunnel. Meanwhile, Leonard and Penny seek advice from Howard and Bernadette when they argue about money.
  • 7.7
    /10

    The Misinterpretation Agitation

    episode S8.E7 october 2014
    The guys befriend one of Penny's clients when he shows up at her apartment. Meanwhile, Bernadette gets upset when Amy torpedoes an article about her for a local magazine.
  • 8
    /10

    The Prom Equivalency

    episode S8.E8 november 2014
    The girls decide to re-enact their high school proms with the guys. While Sheldon feels under pressure to commit to his relationship with Amy, Howard worries about who Stuart will bring as his date.
  • 7.5
    /10

    The Septum Deviation

    episode S8.E9 november 2014
    Sheldon panics when Leonard announces he has to go into the hospital for surgery. Raj discovers his parents have divorced.
  • 7
    /10

    The Champagne Reflection

    episode S8.E10 november 2014
    While Sheldon retires "Fun With Flags", Leonard, Howard and Raj look for something significant in a dead professor's research, and Bernadette finds out what her colleagues really think of her.
  • 7.4
    /10

    The Clean Room Infiltration

    episode S8.E11 december 2014
    Amy hosts a traditional Victorian Christmas Eve dinner as Raj's father comes to visit, while the guys try to shoo out a bird they let into the university clean room.
  • 7.2
    /10

    The Space Probe Disintegration

    episode S8.E12 january 2015
    Raj worries a probe he designed will not work in outer space, while Leonard and Sheldon go shopping with Penny and Amy.
  • 7.4
    /10

    The Anxiety Optimization

    episode S8.E13 january 2015
    When Sheldon becomes stuck in a rut with his work, the gang try to help him by raising his stress levels. Howard teases Raj with a game called "Emily or Cinnamon."
  • 8
    /10

    The Troll Manifestation

    episode S8.E14 february 2015
    Leonard and Sheldon defend themselves against criticism from an online bully, while the girls confront embarrassing moments from their pasts.
  • 8
    /10

    The Comic Book Store Regeneration

    episode S8.E15 february 2015
    Howard receives some shocking news as everyone prepares for the re-opening of the comic book store. Meanwhile, Penny tries to teach Sheldon how to "let it go," but can't follow her own advice when she learns something infuriating about Amy.
  • 7.8
    /10

    The Intimacy Acceleration

    episode S8.E16 february 2015
    Sheldon and Penny agree to participate in an unusual experiment. Leonard, Amy, Raj and Emily spend the evening trying to escape a room with a "zombie". Howard and Bernadette run into trouble at the airport after returning from Mrs. Wolowitz's funeral.
  • 7.5
    /10

    The Colonization Application

    episode S8.E17 march 2015
    A trip to the pet store ends in a fight after Amy learns Sheldon has applied for a one-way mission to colonize Mars. Meanwhile, Leonard surprises Penny with a very "adult" purchase, and Raj gets into trouble when he snoops around Emily's apartment.
  • 7.3
    /10

    The Leftover Thermalization

    episode S8.E18 march 2015
    Tension arises when a magazine fails to mention Leonard in an article about the paper he co-wrote with Sheldon, and a blackout at Mrs. Wolowitz's home leads to a final family dinner in her honor.
  • 7.5
    /10

    The Skywalker Incursion

    episode S8.E19 april 2015
    When Leonard and Sheldon are invited to speak at UC Berkeley, they take a detour to try and meet one of their idols. Meanwhile, while cleaning out Mrs. Wolowitz's house, a ping pong battle ensues when Howard and Bernadette argue over the fate of his TARDIS.
  • 7.5
    /10

    The Fortification Implementation

    episode S8.E20 april 2015
    Howard meets the half-brother he never knew he had. Penny is invited to appear on Wil Wheaton's podcast.
  • 7
    /10

    The Communication Deterioration

    episode S8.E21 april 2015
    When Raj is asked to create a message on the off chance a NASA mission discovers alien life, the guys fight over what he should do, while Penny contemplates returning to acting.
  • 7.3
    /10

    The Graduation Transmission

    episode S8.E22 april 2015
    Howard questions his engineering abilities when he and Sheldon can't get a toy drone to fly. A cancelled flight nearly prevents Leonard from giving the commencement address at his former high school. Raj pits his parents against each other when his father cuts him off financially.
  • 7.5
    /10

    The Maternal Combustion

    episode S8.E23 april 2015
    Personalities collide when Leonard and Sheldon's mothers meet for the first time. Bernadette reaches her limit with Howard and Stuart.
  • 7.9
    /10

    The Commitment Determination

    episode S8.E24 may 2015
    As Sheldon presses Leonard and Penny to set a wedding date, he encounters major changes in his relationship with Amy. Meanwhile, Raj wonders if he should break up with Emily, and Howard and Bernadette struggle to ask Stuart to move out.
  • 6.8
    /10

    The Matrimonial Momentum

    episode S9.E1 september 2015
    Penny struggles with Leonard's confession that he kissed another woman as they prepare to get married in Las Vegas. Meanwhile, Sheldon doesn't know what to do after Amy pushes pause on their relationship.
  • 7.3
    /10

    The Separation Oscillation

    episode S9.E2 september 2015
    Leonard and Penny try to work through their marital issues. Meanwhile, Sheldon films a special episode of "Fun with Flags" after his breakup with Amy, and Bernadette feels guilty about withholding a secret from Penny.
  • 7.7
    /10

    The Bachelor Party Corrosion

    episode S9.E3 october 2015
    The guys's skills are put to the test when they get a flat tire on the way to Mexico for Leonard's bachelor party. The girls throw Penny a mini-bachelorette party.
  • 7.4
    /10

    The 2003 Approximation

    episode S9.E4 october 2015
    An impending change to his living arrangements inspires Sheldon to revert to 2003, before he met Penny and Leonard. Raj and Howard form a band for the comic book store.
  • 7.4
    /10

    The Perspiration Implementation

    episode S9.E5 october 2015
    Kripke expresses interest in Amy while leading a fencing lesson for the guys. Meanwhile, Stuart seeks help from the girls in getting more women interested in the comic book store.
  • 7.2
    /10

    The Helium Insufficiency

    episode S9.E6 october 2015
    Leonard and Sheldon go to great lengths to secure the helium they need during a nation-wide shortage. Meanwhile, the rest of the gang try to find Amy a new boyfriend on a dating app.
  • 7.9
    /10

    The Spock Resonance

    episode S9.E7 november 2015
    While being interviewed for a documentary about Spock from Star Trek (1966), Sheldon struggles to suppress his emotions about his recent break-up from Amy. Meanwhile, Howard and Bernadette butt heads over renovating his mother's house.
  • 7.9
    /10

    The Mystery Date Observation

    episode S9.E8 november 2015
    Sheldon, Howard and Raj post an ad online to find a new girlfriend for Sheldon. Penny and Bernadette decide to spy when Amy is secretive about who she is dating.
  • 7.8
    /10

    The Platonic Permutation

    episode S9.E9 november 2015
    On Thanksgiving, Sheldon and Amy try to spend time together as friends and go to an aquarium, Howard reluctantly agrees to volunteer at the soup kitchen with Bernadette, Raj and Emily, and Penny discovers that Leonard knows more about her than she thought.
  • 8.3
    /10

    The Earworm Reverberation

    episode S9.E10 december 2015
    Sheldon has a revelation when he realizes why a song was stuck in his head. Meanwhile, Amy invites Dave over for dinner despite their previously awkward date, and Howard and Raj become obsessed with a fan of their band.
  • 9
    /10

    The Opening Night Excitation

    episode S9.E11 december 2015
    Leonard, Howard and Raj have to decide who will take their extra Star Wars movie ticket, while Sheldon plans something special for Amy's birthday.
  • 7.4
    /10

    The Sales Call Sublimation

    episode S9.E12 january 2016
    Penny gets more than she bargained for when Leonard agrees to meet with a psychiatrist on her behalf to make a sale. Meanwhile, Sheldon and Raj collaborate on an astronomical discovery, and Howard and Bernadette's happiness is short-lived after Stuart moves out.
  • 7.4
    /10

    The Empathy Optimization

    episode S9.E13 january 2016
    After being forced to deal with a sick Sheldon, the rest of the gang try to treat themselves to a Sheldon-free weekend.
  • 7.5
    /10

    The Meemaw Materialization

    episode S9.E14 february 2016
    Sheldon is thrilled when his Meemaw comes to visit, but his excitement quickly fades when she butts heads with Amy. Meanwhile, Raj meets a girl at the comic book store who makes him question his relationship with Emily.
  • 7.5
    /10

    The Valentino Submergence

    episode S9.E15 february 2016
    Sheldon and Amy host a Valentine's Day episode of "Fun with Flags", Leonard and Penny grapple with getting older, Howard and Bernadette find a surprise in their hot tub and Raj is torn between Emily and Claire.
  • 7.4
    /10

    The Positive Negative Reaction

    episode S9.E16 february 2016
    Bernadette reveals her pregnancy to Howard and the rest of the gang.
  • 7.5
    /10

    The Celebration Experimentation

    episode S9.E17 february 2016
    The gang convinces Sheldon to celebrate his birthday and throw him a party.
  • 7.5
    /10

    The Application Deterioration

    episode S9.E18 march 2016
    Leonard, Sheldon, and Howard run into problems when they file for a patent for their infinite persistence gyroscope. Meanwhile, the girls give Raj dating advice when Emily reaches out to him after their breakup.
  • 7.4
    /10

    The Solder Excursion Diversion

    episode S9.E19 march 2016
    Amy is shocked at a revelation from Sheldon after she buys him a new laptop. Meanwhile, Raj sells out Leonard and Howard after they lie to their wives in order to attend an early screening of a movie.
  • 7.4
    /10

    The Big Bear Precipitation

    episode S9.E20 april 2016
    Secrets are revealed when Amy and Sheldon join Penny and Leonard on a weekend cabin trip. Raj is more excited about Howard's and Bernadette's impending parenthood than they are.
  • 7.4
    /10

    The Viewing Party Combustion

    episode S9.E21 april 2016
    The gang pick sides when a small argument between Leonard and Sheldon erupts into a heated fight during a "Game of Thrones" viewing party.
  • 7.4
    /10

    The Fermentation Bifurcation

    episode S9.E22 april 2016
    Sheldon and Bernadette spend the evening together while the rest of the gang go to a wine tasting party, but things get uncomfortable for Raj when Penny's ex-boyfriend Zack shows up and takes an interest in Claire.
  • 7.4
    /10

    The Line Substitution Solution

    episode S9.E23 may 2016
    Sheldon hires Stuart to spend the day with Amy when he would rather go to the movies. Meanwhile, Penny struggles to make a connection with Leonard's mother when she comes to visit.
  • 7.8
    /10

    The Convergence Convergence

    episode S9.E24 may 2016
    Leonard and Penny try to have a wedding ceremony that everyone can attend, but it creates serious conflict among Sheldon's mother and Leonard's divorced parents. Meanwhile, Howard and Raj become convinced the government is out to get them.
  • 7.7
    /10

    The Conjugal Conjecture

    episode S10.E1 september 2016
    As Leonard and Penny attempt to hold another wedding ceremony everyone can attend, they have to deal with Penny's family arriving and Leonard's father spending the night with Sheldon's mother.
  • 7.3
    /10

    The Military Miniaturization

    episode S10.E2 september 2016
    Howard is visited by an Air Force colonel regarding his invention. Penny accidentally lets it slip about Bernadette's pregnancy to their co-workers.
  • 7.2
    /10

    The Dependence Transcendence

    episode S10.E3 october 2016
    Bernadette confesses to Raj that she isn't sure if she's ready to be a mother, Penny accompanies Amy to a university mixer, and Sheldon goes to unusual extremes to assist Howard with his military project.
  • 7.9
    /10

    The Cohabitation Experimentation

    episode S10.E4 october 2016
    When Amy must vacate her apartment for repairs, living arrangements are made with Leonard, Sheldon, and Penny. Howard and Bernadette don't want to know the sex of their baby, but Raj finds out.
  • 7.4
    /10

    The Hot Tub Contamination

    episode S10.E5 october 2016
    Sheldon and Amy go through a period of adjustment with their new living arrangement. Howard and Bernadette are forced to vacation at home when she falls ill and keep it a secret, unaware Raj and Stuart planned to use their hot tub.
  • 7.4
    /10

    The Fetal Kick Catalyst

    episode S10.E6 october 2016
    Sheldon and Amy host a brunch. Penny is surprised by her popularity when her movie, "Serial Ape-Ist" is featured at a Van Nuys comic book convention. Howard starts to freak out about parenthood after feeling the baby kick for the first time.
  • 7.9
    /10

    The Veracity Elasticity

    episode S10.E7 november 2016
    Amy doesn't tell Sheldon her apartment has been repaired. Leonard finds out Penny is slowly moving all of his collectible toys into storage.
  • 8
    /10

    The Brain Bowl Incubation

    episode S10.E8 november 2016
    A successful gene experimentation leaves Sheldon excited to procreate with Amy, and he pulls out all stops to get her on board. Meanwhile, Raj takes an interest in the cleaning lady at the university.
  • 7.4
    /10

    The Geology Elevation

    episode S10.E9 november 2016
    Sheldon can't contain his jealousy when Bert wins a grant for his geology research. A distasteful toy built by Howard faces judgement from the gang.
  • 7.3
    /10

    The Property Division Collision

    episode S10.E10 december 2016
    Dividing up their possessions becomes an all-out war between Leonard and Sheldon. Stuart asks to live with Howard and Bernadette and tries to supplant Raj's efforts to help with the new baby.
  • 7.5
    /10

    The Birthday Synchronicity

    episode S10.E11 december 2016
    Amy's desire to have an intimate night with Sheldon on her birthday is interrupted by Bernadette going into labor.
  • 7.3
    /10

    The Holiday Summation

    episode S10.E12 january 2017
    After spending the holidays apart, the gang get together to hear about Sheldon's and Amy's trip to Texas, Leonard's and Penny's Christmas tree adventure, and Howard's and Bernadette's first days as parents.
  • 6.9
    /10

    The Romance Recalibration

    episode S10.E13 january 2017
    Leonard and Penny ask for Sheldon's and Amy's help on putting the romance back in their marriage. Howard and Raj go to extreme lengths to stop the floor in Halley's bedroom from making noise.
  • 7.2
    /10

    The Emotion Detection Automation

    episode S10.E14 february 2017
    Penny wants to help her brother get a job with her company. Sheldon learns of a machine that will help him understand human emotions. Raj reunites some of his old girlfriends to figure out why he is still single.
  • 7.3
    /10

    The Locomotion Reverberation

    episode S10.E15 february 2017
    Leonard and Howard's attempt to keep Sheldon away from their Air Force project by sending him on a train trip backfires. Penny and Amy take Bernadette for her first night out since having the baby.
  • 7.1
    /10

    The Allowance Evaporation

    episode S10.E16 february 2017
    Sheldon and Amy have their first fight since moving in together. Meanwhile Raj is shocked at the reality of financial independence when he stops receiving support from his father.
  • 7.4
    /10

    The Comic-Con Conundrum

    episode S10.E17 february 2017
    The guys' annual trip to Comic Con is in doubt when Raj can't afford to go.
  • 7.1
    /10

    The Escape Hatch Identification

    episode S10.E18 march 2017
    When the gang offer places for Raj to live, it creates unexpected conflict among everyone.
  • 7.1
    /10

    The Collaboration Fluctuation

    episode S10.E19 march 2017
    Leonard, Penny and Raj adjust to their new living arrangements; Sheldon expresses an interest in Amy's work.
  • 7.2
    /10

    The Recollection Dissipation

    episode S10.E20 april 2017
    Sheldon reaches his limit when he works on projects with Leonard, Howard and Amy in one day. Bernadette has doubts about leaving Halley when she goes back to work.
  • 7.2
    /10

    The Separation Agitation

    episode S10.E21 april 2017
    Howard and Bernadette have a hard time leaving Halley in daycare when Bernadette returns to work. Bert introduces the gang to his new girlfriend.
  • 6.8
    /10

    The Cognition Regeneration

    episode S10.E22 april 2017
    Leonard is less than thrilled when Penny considers accepting a job offer from her ex-boyfriend, Zack. Sheldon worries that he hasn't reached his full potential soon enough.
  • 7.1
    /10

    The Gyroscopic Collapse

    episode S10.E23 may 2017
    After celebrating the completion of the top-secret Air Force project, Leonard, Sheldon and Howard get an unwelcome surprise; Amy receives an offer for a summer position at Princeton as a visiting researcher.
  • 8.5
    /10

    The Long Distance Dissonance

    episode S10.E24 may 2017
    The gang become concerned when Sheldon's former admirer, Ramona Nowitzki, resurfaces while Amy is away at Princeton.
  • 7.5
    /10

    The Proposal Proposal

    episode S11.E1 september 2017
    Amy has trouble deciding whether or not she should marry Sheldon. Meanwhile, Bernadette confides in Penny when she finds out some huge news.
  • 7.2
    /10

    The Retraction Reaction

    episode S11.E2 october 2017
    Leonard angers the University and the Physics Community when he gives an embarrassing radio interview. Bernadette and Amy compare their successes at work.
  • 7
    /10

    The Relaxation Integration

    episode S11.E3 october 2017
    Sheldon and Amy struggle with picking a wedding date. Meanwhile, Stuart and Raj fight over one of Bernadette's co-workers for a date.
  • 7.1
    /10

    The Explosion Implosion

    episode S11.E4 october 2017
    Howard and Bernadette are disappointed when they find out the sex of the baby. Leonard is annoyed when his mother befriends Penny.
  • 7.3
    /10

    The Collaboration Contamination

    episode S11.E5 october 2017
    Amy and Howard work in the lab together causing Sheldon, Bernadette and Raj to feel jealous and lonely. Penny starts using a parenting book to control Sheldon's behavior.
  • 7.2
    /10

    The Proton Regeneration

    episode S11.E6 november 2017
    Sheldon and Wil Wheaton both go head-to-head for the role of the new Professor Proton, Meanwhile Penny takes care of Halley when Bernadette and Howard are on bed rest.
  • 7.4
    /10

    The Geology Methodology

    episode S11.E7 november 2017
    When Bert asks Sheldon to collaborate on a project with him, Sheldon becomes worried about others finding out because he thinks geology is beneath him. Raj seeks advice after reconnecting with Ruchi.
  • 7.1
    /10

    The Tesla Recoil

    episode S11.E8 november 2017
    Howard and Leonard become upset after they discover that Sheldon has been working with the military without telling them; Bernadette asks Raj to investigate her suspicions that Ruchi is attempting to take her job away from her.
  • 7.7
    /10

    The Bitcoin Entanglement

    episode S11.E9 november 2017
    Sheldon tries to teach the other guys a lesson after they cut him out of a potentially valuable Bitcoin investment seven years ago.
  • 7.3
    /10

    The Confidence Erosion

    episode S11.E10 december 2017
    Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process. Raj and Howard come to blows when Raj begins to feel like Howard hurts his confidence.
  • 7.1
    /10

    The Celebration Reverberation

    episode S11.E11 december 2017
    Raj and Howard's feud continues as the gang plan Halley's first birthday party. Sheldon's surprise for Amy's birthday goes awry when they get food poisoning.
  • 7.4
    /10

    The Matrimonial Metric

    episode S11.E12 january 2018
    Sheldon and Amy pick their best-man and maid of honor by experimenting on the gang. Meanwhile, Leonard's self-confidence is still badly damaged after reading his brother's Christmas letter.
  • 7.2
    /10

    The Solo Oscillation

    episode S11.E13 january 2018
    Sheldon kicks Amy out of the apartment to work solo, and she and Leonard end up bonding during a series of science experiments; Howard is replaced by Bert in Footprints on the Moon.
  • 7.2
    /10

    The Separation Triangulation

    episode S11.E14 january 2018
    Raj meets a girl at the Planetarium, but soon after finds out she is married. Sheldon rents out his old room to use for his work.
  • 7.5
    /10

    The Novelization Correlation

    episode S11.E15 february 2018
    Leonard's book raises questions, and Amy guest stars on the new Professor Proton show.
  • 7.1
    /10

    The Neonatal Nomenclature

    episode S11.E16 march 2018
    When Bernadette won't go into labor, the gang try different tactics to get things started. Also, Wolowitz confronts Bernadette after Amy accidentally reveals she's already chosen their son's name.
  • 6.8
    /10

    The Athenaeum Allocation

    episode S11.E17 march 2018
    Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy. Also, Bernadette and Wolowitz have a hard time deciding who should stay at home with the kids and who should go back to work.
  • 7.1
    /10

    The Gates Excitation

    episode S11.E18 march 2018
    Leonard, Howard and Raj try to meet Bill Gates, who's meeting with Penny to merge their companies; Sheldon thinks he's the victim of an April Fool's prank.
  • 7.2
    /10

    The Tenant Disassociation

    episode S11.E19 april 2018
    Leonard runs against Sheldon to be president of the tenants association; Wolowitz and Koothrappali find a drone in the backyard.
  • 7.1
    /10

    The Reclusive Potential

    episode S11.E20 april 2018
    Sheldon takes the guys to a cabin in the middle of nowhere to meet a reclusive scientist; Penny and Bernadette improvise Amy's bachelorette party.
  • 7.4
    /10

    The Comet Polarization

    episode S11.E21 april 2018
    Sheldon's comic book store experience changes when writer Neil Gaiman puts Stuart's store on the map; friendships are threatened when Koothrappali takes credit for Penny's astronomical discovery.
  • 7.2
    /10

    The Monetary Insufficiency

    episode S11.E22 april 2018
    Sheldon goes to Vegas to win money for science. Also, Penny and Bernadette take Amy wedding dress shopping, but her terrible choice entangles them in a web of lies.
  • 7.7
    /10

    The Sibling Realignment

    episode S11.E23 may 2018
    Sheldon and Leonard make a road trip to wrangle a reluctant wedding guest.
  • 9
    /10

    The Bow Tie Asymmetry

    episode S11.E24 may 2018
    When Amy's parents and Sheldon's family arrive, everybody is focused to make sure all wedding arrangements go according to plan - everyone except the bride and groom.
  • 7.2
    /10

    The Conjugal Configuration

    episode S12.E1 september 2018
    After their wedding, Amy and Sheldon go on their honeymoon.
  • 7.6
    /10

    The Wedding Gift Wormhole

    episode S12.E2 september 2018
    Leonard and Penny give Sheldon and Amy a baffling wedding gift.
  • 7.2
    /10

    The Procreation Calculation

    episode S12.E3 october 2018
    The Wolowitzes' life gets complicated when Stuart starts bringing his new girlfriend home. Also, Penny and Leonard talk about starting a family while Koothrappali explores an arranged marriage.
  • 7
    /10

    The Tam Turbulence

    episode S12.E4 october 2018
    Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, so Leonard takes matters into his own hands. Also, Bernadette and Penny take out Raj's fiancée, Anu, for dinner to get the skinny on her.
  • 6.8
    /10

    The Planetarium Collision

    episode S12.E5 october 2018
    Amy doesn't have time to work with Sheldon on super asymmetry, so he goes to great lengths to ensure she's available. Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium.
  • 8.2
    /10

    The Imitation Perturbation

    episode S12.E6 october 2018
    When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party. Also, Leonard is shocked that Penny doesn't remember their first kiss.
  • 7.3
    /10

    The Grant Allocation Derivation

    episode S12.E7 november 2018
    Leonard is caught between a rock and a hard place when he's responsible for distributing extra grant money. Also, Bernadette turns the backyard playhouse into a hideaway from her husband and kids.
  • 7.3
    /10

    The Consummation Deviation

    episode S12.E8 november 2018
    Sheldon tries to bond with Amy's father, but when Wolowitz lures Mr. Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Fowler. Also, Koothrappali and Anu try to get physical for the first time.
  • 7.2
    /10

    The Citation Negation

    episode S12.E9 november 2018
    Sheldon and Amy are devastated after learning from a Russian paper that super asymmetry has already been theorized and disproved. Bernadette wants to beat Howard in a popular video game.
  • 7.4
    /10

    The VCR Illumination

    episode S12.E10 december 2018
    A VHS tape from Sheldon's past inspires him and Amy not to give up when they're still feeling down about their theory being disproven. Bernadette turns into a pageant mom when she tries to help Howard with his Magic Castle audition.
  • 7.3
    /10

    The Paintball Scattering

    episode S12.E11 january 2019
    Penny and Leonard organize a paintball game, which results in mayhem when Sheldon becomes jealous of Amy. Raj catches Anu with her ex-boyfriend. Stuart doesn't want to move in with Denise.
  • 7.1
    /10

    The Propagation Proposition

    episode S12.E12 january 2019
    Penny's ex-boyfriend Zack learns that he is infertile, so he asks Leonard for help; Koothrappali attempts to mend things with his ex-fiancee Anu.
  • 7.1
    /10

    The Confirmation Polarization

    episode S12.E13 january 2019
    Sheldon and Amy are thrilled when their super asymmetry theory is proven by two physicists, until they try to kick Amy off the Nobel nomination. Bernadette gets one of her drugs approved and wants a reluctant Penny to head the sales team.
  • 7.1
    /10

    The Meteorite Manifestation

    episode S12.E14 january 2019
    Sheldon is thrilled to help Bernadette and Howard navigate bureaucracy concerning a neighbor's non-compliant balcony until he learns they too have ignored codes. Leonard is disappointed when his friends are uninterested in his new laser.
  • 7.4
    /10

    The Donation Oscillation

    episode S12.E15 february 2019
    Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet."
  • 7.9
    /10

    The D & D Vortex

    episode S12.E16 february 2019
    The gang finds out Wil Wheaton hosts a celebrity Dungeons and Dragons game involving William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith. Deception and betrayal are the path to make it to the one open seat.
  • 7.1
    /10

    The Conference Valuation

    episode S12.E17 march 2019
    Bernadette and Penny travel to San Diego for a pharmaceutical sales convention. Back home, Amy and the guys experiment on the Wolowitz children when Sheldon finds a book on it.
  • 7.1
    /10

    The Laureate Accumulation

    episode S12.E18 april 2019
    Rivals Pemberton and Campbell charm America on a publicity tour so Sheldon and Amy try to win over Nobel laureates Kip Thorne, George Smoot and Frances Arnold. Halley's fear of the dark causes opportunity and conflict at the Wolowitz home.
  • 7
    /10

    The Inspiration Deprivation

    episode S12.E19 april 2019
    Contemplating what it would mean to all women if she were to win a Nobel Prize causes Amy to have a meltdown. Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.
  • 7.1
    /10

    The Decision Reverberation

    episode S12.E20 april 2019
    Koothrappali is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life. Leonard wants to be the principal investigator on a plasma physics study.
  • 7.2
    /10

    The Plagiarism Schism

    episode S12.E21 may 2019
    Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren't sure if they should turn him in. Wolowitz learns that Bernadette wasn't the only waitress at the Cheesecake Factory who had a crush on him.
  • 7.9
    /10

    The Maternal Conclusion

    episode S12.E22 may 2019
    Leonard is pleasantly surprised when Beverly comes to visit and she's genuinely kind to him, until he finds out the real reason she's there. Also, Denise and Stuart overstay their welcome at the Wolowitz house.
  • 9
    /10

    The Change Constant

    episode S12.E23 may 2019
    Sheldon and Amy await big news.
  • 9.5
    /10

    The Stockholm Syndrome

    episode S12.E24 may 2019
    Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; and Koothrappali makes a new friend, as the gang travels together into an uncharted future.

Best moments10

  • 8.4
    /10
    82% of the votes

    The Romance Resonance

    episode S7.E6 october 2013
    Howard plans something special to celebrate the anniversary of his first date with Bernadette. Sheldon is conflicted when he makes a major scientific breakthrough but some details have to be corrected.
  • 7
    /10
    80% of the votes

    The First Pitch Insufficiency

    episode S8.E3 september 2014
    Howard becomes nervous after NASA asks him to throw out the first pitch at a Los Angeles Angels game. Meanwhile, Leonard and Penny try to prove Sheldon wrong when he says that he and Amy have a 'superior' relationship.
  • 7.7
    /10
    79% of the votes

    The Stag Convergence

    episode S5.E22 april 2012
    The guys throw Howard a bachelor party, and some embarrassing details about his life get posted on the Internet.
  • 7.9
    /10
    75% of the votes

    The Deception Verification

    episode S7.E2 september 2013
    Sheldon feels betrayed when Leonard returns from the North Sea and wants to spend his time with Penny instead of him. Howard's latest foray into helping his mother has some disastrous side effects.
  • 7.5
    /10
    74% of the votes

    The Junior Professor Solution

    episode S8.E2 september 2014
    Sheldon is forced to teach a class as a Junior Professor. Meanwhile, Amy plays both sides when tension arises between Penny and Bernadette.
  • 8.3
    /10
    73% of the votes

    The Peanut Reaction

    episode S1.E16 may 2008
    When Penny learns that Leonard has never had a birthday party, she and the rest of the guys plan a surprise party for him.
  • 8.2
    /10
    72% of the votes

    The Imitation Perturbation

    episode S12.E6 october 2018
    When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party. Also, Leonard is shocked that Penny doesn't remember their first kiss.
  • 8.1
    /10
    72% of the votes

    The Prestidigitation Approximation

    episode S4.E18 march 2011
    Priya forces Leonard to choose between a relationship with her or a friendship with Penny. A magic trick by Howard has Sheldon fooled.
  • 8.2
    /10
    70% of the votes

    The Re-Entry Minimization

    episode S6.E4 october 2012
    Howard is offended when his return from space is met with little fanfare. Penny and Amy take on Sheldon and Leonard during game night.
  • 7.9
    /10
    67% of the votes

    The Higgs Boson Observation

    episode S6.E3 october 2012
    When Sheldon hires a female grad student to assist him, a jealous Amy asks Penny to help her spy on them. On the space station, Howard begins behaving erratically.

Votes per episode

616
E1
339
E2
265
E3
96
E4
157
E5
185
E6
1.5K
E7
209
E8
325
E9
117
E10
333
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221
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368
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E16
109
E17
162
E1
34
E2
165
E3
117
E4
168
E5
85
E6
345
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4.4K
E8
87
E9
83
E10
102
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3.3K
E12
211
E13
74
E14
31
E15
922
E16
992
E17
97
E18
105
E19
450
E20
998
E21
9.4K
E22
217
E23
267
E1
630
E2
2.6K
E3
248
E4
465
E5
6.9K
E6
75
E7
115
E8
3.2K
E9
740
E10
17
E11
39
E12
155
E13
22
E14
57
E15
58
E16
129
E17
70
E18
53
E19
73
E20
84
E21
112
E22
202
E23
10K
E1
91
E2
82
E3
5K
E4
26
E5
28
E6
1K
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38
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169
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177
E10
27
E11
82
E12
125
E13
15
E14
16
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568
E16
15
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11K
E18
34
E19
566
E20
13
E21
15
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1.1K
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35
E24
20
E1
239
E2
177
E3
854
E4
676
E5
27
E6
209
E7
11
E8
12
E9
16
E10
26
E11
528
E12
17
E13
22
E14
390
E15
215
E16
15
E17
559
E18
28
E19
35
E20
3.3K
E21
11K
E22
3.4K
E23
8.1K
E24
1.1K
E1
598
E2
8.9K
E3
10K
E4
784
E5
54
E6
201
E7
170
E8
1.1K
E9
613
E10
21
E11
18
E12
37
E13
55
E14
24
E15
56
E16
42
E17
456
E18
6.4K
E19
197
E20
11
E21
37
E22
1.4K
E23
31
E24
45
E1
11K
E2
463
E3
23
E4
133
E5
13K
E6
141
E7
21
E8
158
E9
36
E10
45
E11
46
E12
21
E13
643
E14
38
E15
791
E16
9.1K
E17
358
E18
12
E19
1.9K
E20
41
E21
28
E22
201
E23
71
E24
216
E1
12K
E2
13K
E3
451
E4
61
E5
160
E6
100
E7
357
E8
203
E9
54
E10
774
E11
93
E12
2.6K
E13
56
E14
7.1K
E15
382
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379
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1.8K
E18
447
E19
869
E20
137
E21
701
E22
777
E23
79
E24
186
E1
92
E2
1.8K
E3
939
E4
1.1K
E5
80
E6
576
E7
195
E8
1.4K
E9
69
E10
35
E11
846
E12
42
E13
166
E14
285
E15
6.7K
E16
42
E17
235
E18
353
E19
142
E20
681
E21
69
E22
229
E23
4.7K
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291
E1
1.5K
E2
108
E3
80
E4
2.7K
E5
516
E6
462
E7
57
E8
2.1K
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181
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303
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2.1K
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4.9K
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2.4K
E14
490
E15
243
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946
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723
E18
275
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2.9K
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464
E22
992
E23
62
E24
2.8K
E1
402
E2
105
E3
8.4K
E4
2.1K
E5
1.4K
E6
605
E7
1.2K
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542
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2K
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447
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366
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438
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2.5K
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E17
46
E18
220
E19
131
E20
110
E21
70
E22
49
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144
E1
376
E2
605
E3
147
E4
622
E5
22K
E6
4K
E7
854
E8
211
E9
3.7K
E10
104
E11
45
E12
31
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820
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891
E15
154
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196
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2.3K
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E19
135
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334
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73
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108
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