The Big Bang Theory (2007) Season 3

The Big Bang Theory (2007)

Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.

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Season 3
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12 11 10 9 8 7 6 5 4 3 2 1 Specials

3x01 The Electric Can Opener Fluctuation

22 September, 2009 4:00 am

When Sheldon learns the guys tampered with his expedition data he got from the arctic, he returns to Texas in disgrace. This results in the guys following him, which threatens Leonard's hope for some romantic time with Penny and the guys' friendship with Sheldon.

3x02 The Jiminy Conjecture

29 September, 2009 4:00 am

Leonard and Penny struggle to recover from an awkward first hookup while Sheldon and Howard stake their best comic books on a bet to determine the species of a cricket.

3x03 The Gothowitz Deviation

06 October, 2009 4:00 am

Howard and Raj visit a Goth nightclub to pick up women while Sheldon attempts to build a better Penny using chocolate-based behavior modification.

3x04 The Pirate Solution

13 October, 2009 4:00 am

Raj must find a new job or be sent back to India, but Sheldon has a solution, which leaves Leonard and Penny dealing with Howard as a third wheel.

3x05 The Creepy Candy Coating Corollary

20 October, 2009 4:00 am

After overhearing that Wil Wheaton is entering a trading-card competition, Sheldon decides to enter it himself. Meanwhile, Penny sets up one of her friends on a date with Wolowitz.

3x06 The Cornhusker Vortex

03 November, 2009 4:00 am

Sheldon becomes Leonard's teacher in order to understand football, while an incident with flying a kite threatens Howard and Raj's friendship.

3x07 The Guitarist Amplification

10 November, 2009 4:00 am

When Penny has an old friend staying over at her apartment, an argument ensues between her and Leonard, causing Sheldon to get caught between the couple.

3x08 The Adhesive Duck Deficiency

17 November, 2009 4:00 am

With Leonard, Howard and Raj away camping in the desert, an injured Penny has only Sheldon to rely on.

3x09 The Vengeance Formulation

24 November, 2009 4:00 am

After he's humiliated on National Public Radio, Sheldon vows to destroy Kripke, while Wolowitz tries not to destroy his new relationship with Bernadette.

3x10 The Gorilla Experiment

08 December, 2009 4:00 am

Penny gets help from Sheldon in order to understand what Leonard's work is, while Wolowitz develops a jealousy when Leonard starts hanging out with his new girlfriend.

3x11 The Maternal Congruence

15 December, 2009 4:00 am

A Christmas visit from his mother has Leonard discovering she's kept a lot of news from him that she shares with Sheldon and worrying if she'll approve of his romance with Penny.

3x12 The Psychic Vortex

12 January, 2010 4:00 am

Leonard is aghast to find out a secret of Penny's: she believes in psychics. Meanwhile, Sheldon tries to assist Koothrappali in picking up a girl at a university mixer.

3x13 The Bozeman Reaction

19 January, 2010 4:00 am

When their apartment is robbed, Leonard and Sheldon turn to their friends to create a state-of-the-art security system.

3x14 The Einstein Approximation

02 February, 2010 4:00 am

Sheldon's search for the answer to a physics problem leads him to work at the Cheesecake Factory with Penny.

3x15 The Large Hadron Collision

09 February, 2010 4:00 am

Leonard can only bring one guest on a trip to see CERN's Large Hadron Collider (the world's largest and highest energy particle accelerator) in Switzerland on Valentine's Day.