The Big Bang Theory

Monday 8:00 PM on CBS Premiered Sep 24, 2007 In Season




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  • Season 11 (4)
  • Season 10 (24)
  • Season 9 (23)
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  • Season 6 (24)
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  • Season 4 (24)
  • Season 3 (23)
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  • Season 1 (17)
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  • The Explosion Implosion

    Full Episode

    S 11 : Ep 4 - 10/16/17

  • The Relaxation Integration

    Full Episode

    S 11 : Ep 3 - 10/9/17

  • The Retraction Reaction

    Full Episode

    S 11 : Ep 2 - 10/2/17

    Leonard angers the university and the entire physics community when he gives an embarrassing radio interview. Meanwhile, Amy and Bernadette bond over having to hide their success from Sheldon and Howard.

  • The Proposal Proposal

    Full Episode

    S 11 : Ep 1 - 9/25/17

    Season 11 begins with Amy giving Sheldon an answer to his marriage proposal. Meanwhile, Howard and Bernadette struggle with some unexpected news.

  • The Long Distance Dissonance

    Full Episode

    S 10 : Ep 24 - 5/11/17

    On the Season 10 finale, Sheldon's former admirer, Dr. Ramona Nowitzki, turns up while Amy is visiting Princeton, and the gang is extremely concerned.

  • The Gyroscopic Collapse

    Full Episode

    S 10 : Ep 23 - 5/4/17

    Leonard, Sheldon and Howard celebrate the successful completion of their top-secret military project, until an unpleasant surprise leaves their heads spinning. Also, Raj moves out and Amy considers an offer of a summer position as a visiting researcher.

  • The Cognition Regeneration

    Full Episode

    S 10 : Ep 22 - 4/27/17

    Penny's job offer from a former boyfriend doesn't sit well with Leonard.

  • The Separation Agitation

    Full Episode

    S 10 : Ep 21 - 4/13/17

  • The Recollection Dissipation

    Full Episode

    S 10 : Ep 20 - 4/6/17

    Sheldon wakes up with no memory of what he did due to taking cold medicine and realizes that he lost his notebook which contains classified information about the air force project he's working on. Meanwhile, Bernadette starts to feel guilty about going back to work and leaving her baby, but she doesn't tell Howard about it which makes him believe that she's mad at him about something.

  • The Collaboration Fluctuation

    Full Episode

    S 10 : Ep 19 - 3/30/17

    Raj moves in with Leonard and Penny and a period of adjustment begins for the three, while the usually self-centered Sheldon shows surprising interest in Amy's work.

  • The Escape Hatch Identification

    Full Episode

    S 10 : Ep 18 - 3/9/17

    When Raj moves out of his apartment to save money, both Howard and Bernadette and Leonard and Penny offer him a place to stay. Meanwhile, Sheldon calls Leonard's mother for relationship advice.

  • The Comic-Con Conundrum

    Full Episode

    S 10 : Ep 17 - 2/23/17

    When Raj no longer receives money from his father, he asks Sheldon to help him manage his finances. Meanwhile, Penny insists on joining Leonard at Comic-Con and Bernadette finally figures out a way to get Howard to do some of the housework.

  • The Allowance Evaporation

    Full Episode

    S 10 : Ep 16 - 2/16/17

    Amy is incensed when she discovers Sheldon has shared intimate relationship information with people at the university; and Raj is knocked for a loop when his father stops sending financial support.

  • The Locomotion Reverberation

    Full Episode

    S 10 : Ep 15 - 2/9/17

    When Sheldon hinders progress on the guidance-system project, Leonard comes up with a plan to get rid of him by giving him tickets to a historic railroad. Meanwhile, Penny and Amy take new-mommy Bernadette on a girls' night out, leaving baby Halley in the hands of Raj and Stuart.

  • The Emotion Detection Automation

    Full Episode

    S 10 : Ep 14 - 2/2/17

    Sheldon is intrigued with the of beta testing an MIT designed machine that purports to help read people’s emotions. Leonard tries to hide his anger when Penny announces that her brother is coming to town and staying with them and Raj invites his ex-girlfriends to give him dating advice.

  • The Romance Recalibration

    Full Episode

    S 10 : Ep 13 - 1/19/17

    After Penny feels Leonard is taking her for granted, she decides to go on a spa weekend with Amy instead of Leonard leaving Sheldon to play the unlikely peacemaker. Meanwhile, Howard and Raj try to fix a squeaky floorboard in the baby's room.moreless
  • The Holiday Summation

    Full Episode

    S 10 : Ep 12 - 1/5/17

    The gang talks about what they did over the holidays. Sheldon and Amy go to visit Sheldon's mom, who is thrilled that they are living together, which confuses Sheldon. Leonard and Penny go through a hard time getting their Christmas tree and Howard and Bernadette have a hard time getting their baby to stop crying.

  • The Birthday Synchronicity

    Full Episode

    S 10 : Ep 11 - 12/15/16

    The time comes for Howard and Bernadette to have their baby and the gang all wait together at the hospital. Meanwhile, it is Amy's birthday and she and Sheldon plan on having their annual night of romance.

  • The Property Division Collision

    Full Episode

    S 10 : Ep 10 - 12/2/16

    Sheldon and Leonard fight when it comes to dividing up their joint possessions while Raj and Stewart trip over themselves in helping Bernadette during the final weeks of her pregnancy.

  • The Geology Elevation

    Full Episode

    S 10 : Ep 9 - 11/17/16

    A geologist coworker's MacArthur Genius fellowship award leaves Sheldon stone cold jealous. Meanwhile, Howard stumbles upon a remote-control Stephen Hawking action figure that he invented. Hawking appears as himself.

  • The Brain Bowl Incubation

    Full Episode

    S 10 : Ep 8 - 11/10/16

    A successful gene experimentation leaves Sheldon excited to procreate with Amy, and he pulls out all stops to get her on board. Meanwhile, Raj is reluctant to reveal what the new woman in his life does for a living.

  • The Veracity Elasticity

    Full Episode

    S 10 : Ep 7 - 11/3/16

    Sheldon finds out that the repairs to Amy's apartment have been completed for weeks, while Leonard discovers that Penny has been removing his collectibles from the apartment.

  • The Fetal Kick Catalyst

    Full Episode

    S 10 : Ep 6 - 10/27/16

    Feeling his fetal offspring kick sends Howard on a baby-items buying binge with Raj; Sheldon and Amy host a brunch in their new digs; and Penny, by virtue of her performance in Serial Ape-ist, is invited to a sci-fi convention.

  • The Hot Tub Contamination

    Full Episode

    S 10 : Ep 5 - 10/17/16

    Sheldon and Amy start to get on each other's nerves due to living together, so Leonard and Penny try to think of a way for them to cool off. Meanwhile, Howard and Bernadette spy on Raj and Stuart after the two sneak in to use their hot tub.moreless
  • The Cohabitation Experimentation

    Full Episode

    S 10 : Ep 4 - 10/10/16

    While her apartment is being fixed due to a flood, Amy decides to move in with Sheldon, who sees this as a scientific experiment. Meanwhile, Howard and Bernadette find out that Raj knows what sex their baby is and they wonder whether or not they want to know.

  • The Dependence Transcendence

    Full Episode

    S 10 : Ep 3 - 10/3/16

    While trying to meet the Air Force deadline, Sheldon tries an energy drink for the first time and starts to believe he has become an addict. Meanwhile, Amy takes Penny to a party thrown by one of her colleagues and Bernadette thinks something is wrong with her as she's not as excited for her new baby as everyone else is.

  • The Military Miniaturization

    Full Episode

    S 10 : Ep 2 - 9/26/16

    The guys heads are in a spin when an Air Force bigwig approaches them about their revolutionary gyroscope invention; and Bernadette is upset with Penny after she accidentally leaks a secret to Bernadette's coworkers about her being pregnant.

  • The Conjugal Conjecture

    Full Episode

    S 10 : Ep 1 - 9/19/16

    As the chaotic possibility of a looming romantic relationship between Lenard's father and Sheldon's mother causes strife amongst the families, Howard's paranoia grows as he contemplates the desires of the U. S. Air Force towards him and his invention.

  • The Convergence Convergence

    Full Episode

    S 9 : Ep 24 - 5/12/16

    Tensions arise when both of Leonard's parents and Sheldon's mother arrive to attend Leonard and Penny's second wedding ceremony, as they were not at the first one is Las Vegas.

  • The Line Substitution Solution

    Full Episode

    S 9 : Ep 23 - 5/5/16

    Wanting to go out with the guys, Sheldon foolishly pays Stuart to spend the day with Amy. Also, Penny struggles to connect with her new mother-in-law while Amy and Bernadette have no problem hitting it off with her.

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