The Big Bang Theory


Episode 6 (The Proton Regeneration)

3.0 202 x
Sheldon goes head-to-head with Wil Wheaton for the role of the new Professor Proton. Meanwhile, Penny steps in and takes care of Halley when Bernadette and Wolowitz both wind up on bed rest.

Episode 5 (The Collaboration Contamination)

4.7 116 x
Sheldon and Koothrappali confide in Bernadette when they can't handle Amy and Wolowitz working together. Meanwhile, Penny and Leonard learn new tactics on how to deal with Sheldon and they come from an unlikely source.

Episode 3 (The Relaxation Integration)

4.0 74 x
As Sheldon stresses about picking a wedding date, Amy tries to convince him he has a more laid-back side; Koothrappali and Stuart compete to win the heart of Bernadette's new co-worker.

Episode 4 (The Explosion Implosion)

4.0 139 x
Wolowitz and Sheldon bond over their relationships with their disappointing fathers when they drive to the desert to shoot off a model rocket. Meanwhile, Leonard's mom finds a new best friend in Penny, much to Leonard's dismay.

Episode 2 (The Retraction Reaction)

4.5 148 x
Leonard angers the university - and the entire physics community - after he gives an embarrassing interview. Also, Amy and Bernadette bond over having to hide their success from Sheldon and Howard.

Episode 1 (The Proposal Proposal)

3.8 219 x
Amy gives Sheldon an answer to his proposal while Howard and Bernadette struggle with some unexpected news, on the 11th season premiere.

Episode 24 (The Long Distance Dissonance)

4.0 97 x
The gang is concerned when Sheldon's former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.

Episode 23 (The Gyroscopic Collapse)

3.0 165 x
After celebrating the completion of the top-secret Air Force project, Leonard, Sheldon and Wolowitz get an unwelcome surprise; Amy receives an offer for a summer position as a visiting researcher.

Episode 22 (The Cognition Regeneration)

4.0 95 x
Leonard is less than thrilled when Penny considers accepting a job offer from Zack, her ex-boyfriend.

Episode 21 (The Separation Agitation)

4.0 106 x
Howard and Bernadette struggle to leave Halley in day care; Bert introduces the gang to his new girlfriend, Rebecca.