Watch The Big Bang Theory Online
TV-14 CBS 22m 2006 8.3
**Airs Thursday, 8:00 PM EST on CBS**
A woman who moves into an apartment across the hall from two brilliant but socially awkward physicists shows them how little they know about life outside of the laboratory.
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The Big Bang Theory Full Episodes
Aired: September 22nd, 2008 @ 7:00 PM CST
Penny's first date with Leonard goes awry; Penny finds Sheldon to be an unwilling confidant.
Aired: September 29th, 2008 @ 7:00 PM CST
A jealous Leonard reacts to Penny's new guy by rebounding with Leslie.
Aired: October 6th, 2008 @ 7:00 PM CST
Sheldon creates a monster when he introduces Penny to online gaming.
Aired: October 13th, 2008 @ 7:00 PM CST
Raj gets an inflated ego and makes a play for Penny after being referenced in a magazine article.
Aired: October 20th, 2008 @ 7:00 PM CST
Leonard and his friends stage an intervention to force Sheldon to face his fear of driving.
Aired: November 3rd, 2008 @ 7:00 PM CST
Sheldon and the gang are confused when a young grad student is attracted to him.
Aired: November 10th, 2008 @ 7:00 PM CST
When Sheldon bans Penny from the apartment for numerous minor infractions, she decides to retaliate.
Aired: November 17th, 2008 @ 7:00 PM CST
Leonard inadvertently steals away the new woman Wolowitz thinks is the love of his life.
Aired: November 24th, 2008 @ 7:00 PM CST
Sheldon is thrilled when Leonard starts dating a woman who meets Sheldon's stringent standards.
Aired: December 8th, 2008 @ 7:00 PM CST
Leonard asks Penny for advice when his new relationship starts moving too fast.
Aired: December 15th, 2008 @ 7:00 PM CST
Penny starts dating Leonard's handsome colleague; Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.
Aired: January 12th, 2009 @ 7:00 PM CST
Penny's criticism of Wolowitz's romantic life pushes him into depression and AWOL for a fighting robot battle the rest of guys are depending on him for.
Aired: January 19th, 2009 @ 7:00 PM CST
Sheldon creates a scientific procedure for making friends.
Aired: March 2nd, 2009 @ 7:00 PM CST
Sheldon's solution to Penny's financial difficulty leads to a confrontation between Leonard and Penny's ex-boyfriend.
Aired: February 9th, 2009 @ 7:00 PM CST
Leonard and Penny are drawn together after a disastrous visit from Leonard's mother.
Aired: May 2nd, 2009 @ 7:00 PM CST
A paintball game leads to a fight between Sheldon and Penny, and romance for Leslie and Wolowitz.
Aired: March 9th, 2009 @ 7:00 PM CST
Leonard, Sheldon and Wolowitz are ecstatic to learn that a famous science-fiction actress (Summer Glau) is on board the train they are taking to San Francisco.
Aired: March 16th, 2009 @ 7:00 PM CST
Penny's home business turns into a complete nightmare when Sheldon takes over.
Aired: March 30th, 2009 @ 7:00 PM CST
Penny squares off with a new beautiful female neighbor who may become the building's "new Penny."
Aired: April 13th, 2009 @ 7:00 PM CST
A fellow comic book enthusiast's hitting on Penny leads to Leonard and Howard going to a bar's Ladies' Night.
Aired: April 27th, 2009 @ 7:00 PM CST
Leonard and Koothrappali escort a heartbroken Wolowitz to Las Vegas, and Sheldon becomes locked out of his apartment and must stay with Penny.
Aired: May 4th, 2009 @ 7:00 PM CST
Penny's second date with Stuart sees her making a comment that gives Leonard new hope for a relationship with her. Wolowitz realizes there's a crucial error in a NASA project he's working on.