La teoría del Big Bang

8.1
/10
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Aspiring film actress Penny moves into a Pasadena apartment across the hall from brilliant, but socially awkward, physicists Sheldon Cooper and Leonard Hofstadter and shows them how little they know about life outside of the lab.
  • 25min
  • Seasons: 12
  • Episodes: 279
T2
Ended

The Big Bang Theory

season 2

serie United States 2007 - 2019

Episode rating

8.2
E1
8.0
E2
8.7
E3
7.9
E4
8.3
E5
8.2
E6
8.6
E7
8.0
E8
8.1
E9
7.6
E10
9.1
E11
7.8
E12
7.9
E13
8.0
E14
8.8
E15
8.1
E16
8.0
E17
8.1
E18
8.1
E19
7.9
E20
8.5
E21
8.1
E22
8.2
E23

Cast of season 2

In order of relevance in the season

Episodes of season 223

  • 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.