Available Episodes

The Big Bang Theory
S2 | E15 The Maternal Capacitance 20 min Expires today
S2 | E15 The Big Bang Theory 20 min Expires April 20
A visit from Leonard's mother ends up bringing him and Penny closer. ..More
The Big Bang Theory
S2 | E16 The Cushion Saturation 20 min Expires Tomorrow
S2 | E16 The Big Bang Theory 20 min Expires April 21
Paintball leads to a squabble between Sheldon and Penny as well as romance between Howard and Leslie. ..More
The Big Bang Theory
S2 | E17 The Terminator Decoupling 20 min Expires Tomorrow
S2 | E17 The Big Bang Theory 20 min Expires April 21
The gang is thrilled when they see Terminator: The Sarah Connor Chronicles' Summer Glau is also aboard their train to San Francisco for a scientific symposium. Sheldon frets over having forgotten a paper he wants to present to George Smoot. ..More
The Big Bang Theory
S2 | E20 The Hofstadter Isotope 20 min Expires Tomorrow
S2 | E20 The Big Bang Theory 20 min Expires April 21
A fellow comic book enthusiast's hitting on Penny leads to Leonard, Raj and Howard going to a bar's Ladies' Night. ..More
The Big Bang Theory
S2 | E21 The Vegas Renormalization 20 min Expires Tomorrow
S2 | E21 The Big Bang Theory 20 min Expires April 21
Leonard and Raj take Wolowitz to Las Vegas to help him get over his break-up with Leslie. Sheldon, home alone and looking forward to it, locks himself out and has only one other place to stay, Penny's. ..More
The Big Bang Theory
S2 | E22 The Classified Materials Turbulence 18 min Expires in 2 days
S2 | E22 The Big Bang Theory 18 min Expires April 22
Leonard is torn between being honest or self-serving when Stuart asks his advice for an upcoming second date with Penny. Wolowitz realizes there's a crucial error in a toilet he designed for the International Space Station. ..More
The Big Bang Theory
S3 | E3 The Gothowitz Deviation 20 min Expires in 4 days
S3 | E3 The Big Bang Theory 20 min Expires April 24
Howard takes Raj along to check out the Goth dating scene. Sheldon uses chocolate as part of a behavior modification experiment on Penny. ..More
The Big Bang Theory
S3 | E4 The Pirate Solution 20 min Expires in 4 days
S3 | E4 The Big Bang Theory 20 min Expires April 24
Facing a return to India, Raj needs a job desperately enough to consider working for Sheldon. Meanwhile, Howard becomes a third wheel to Leonard and Penny. ..More
The Big Bang Theory
S3 | E5 The Creepy Candy Coating Corollary 20 min Expires in 4 days
S3 | E5 The Big Bang Theory 20 min Expires April 24
Sheldon looks forward to squaring off against an actor from the Star Trek universe he holds enmity towards in a fantasy card game tournament. Wolowitz cashes in on an old pact with Leonard to get Penny to set him up with a friend of hers. ..More
The Big Bang Theory
S3 | E6 The Cornhusker Vortex 19 min Expires in 4 days
S3 | E6 The Big Bang Theory 19 min Expires April 24
Leonard, hoping to fit in with Penny's football-loving friends, gets tutored in the sport by Sheldon. Raj is infuriated when Wolowitz's skirt-chasing leads to the loss of his prized patang. ..More
The Big Bang Theory
S3 | E7 The Guitarist Amplification 19 min Expires in 5 days
S3 | E7 The Big Bang Theory 19 min Expires April 25
Leonard and Penny's first big fight sees Sheldon playing mediator due to childhood trauma that's left him with an inability to be around loud verbal conflicts. ..More
The Big Bang Theory
S3 | E8 The Adhesive Duck Deficiency 20 min Expires in 5 days
S3 | E8 The Big Bang Theory 20 min Expires April 25
With the rest of the gang off on a desert camping trip to view the Leonid meteor shower, Sheldon must play hero after Penny slips in the tub and dislocates her shoulder. ..More
The Big Bang Theory
S3 | E9 The Vengeance Formulation 19 min Expires in 6 days
S3 | E9 The Big Bang Theory 19 min Expires April 26
Barry Kripke pranks Sheldon during his spot on NPR, leaving him with a taste for vengeance. Wolowitz, pressured by Bernadette to define their relationship, gets advice from a fantasy version of Katee Sackhoff. ..More
The Big Bang Theory
S3 | E10 The Gorilla Experiment 20 min Expires in 6 days
S3 | E10 The Big Bang Theory 20 min Expires April 26
Penny seeks Sheldon's help to better comprehend Leonard's physics work. Wolowitz sees green when Leonard invites Bernadette to watch an experiment. ..More
The Big Bang Theory
S3 | E11 The Maternal Congruence 19 min Expires in 6 days
S3 | E11 The Big Bang Theory 19 min Expires April 26
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. ..More