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.
See Full Description
The Big Bang Theory Full Episodes
Aired: September 24th, 2007 @ 7:00 PM CST
Brilliant physicist roommates Leonard and Sheldon meet their new neighbor Penny, who begins showing them that as much as they know about science, they know little about actual living.
Aired: October 1st, 2007 @ 7:00 PM CST
Leonard volunteers to sign for a package in an attempt to make a good impression on Penny, but when he enlists Sheldon for help, his attempt at chivalry goes terribly awry.
Aired: October 8th, 2007 @ 7:00 PM CST
Leonard asks a woman out after he finds out that Penny is seeing someone.
Aired: October 15th, 2007 @ 7:00 PM CST
Sheldon's getting fired forces him to explore what life has to offer outside physics, leaving Leonard to take drastic action to snap his friend out of his funk.
Aired: October 22nd, 2007 @ 7:00 PM CST
Fearing he's wasting his time on Penny, Leonard ends up making a connection with Leslie.
Aired: October 29th, 2007 @ 7:00 PM CST
Penny hosts a Hallowe'en party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.
Aired: November 5th, 2007 @ 7:00 PM CST
With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team
Aired: November 12th, 2007 @ 7:00 PM CST
Raj's parents set him up on a blind date, but just when he discovers he can talk to her, she shows interest in Sheldon.
Aired: March 17th, 2008 @ 7:00 PM CST
When they're invited to present at a physics conference, Sheldon's reluctance to share the credit leads to a tiff between him and Leonard, and Penny's intervention only exacerbates the situation.
Aired: March 24th, 2008 @ 7:00 PM CST
Leonard and Sheldon each lie to avoid seeing Penny's concert, but Sheldon's is a bit too complicated for his own good.
Aired: March 31st, 2008 @ 7:00 PM CST
With his friends knowing how sour he acts when sick—and avoiding him as a result—Sheldon is nursed by Penny, who hasn't a clue what she's in for.
Aired: April 14th, 2008 @ 7:00 PM CST
With Sheldon rattled over meeting Dennis, a 15-year-old physicist who's smarter than he, Leonard helps him look for a way to debunk Dennis's research.
Aired: April 21st, 2008 @ 7:00 PM CST
Sheldon finds himself booted from the gang's Physics Bowl team and replaced with Leslie, so he forms his own team, hoping to prove he's superior.
Aired: April 28th, 2008 @ 7:00 PM CST
When delivery of another collectible leads to Penny's lashing out at Leonard, he decides it's time to give up his habit, much to his friends' protestation.
Aired: May 5th, 2008 @ 7:00 PM CST
The rest of the gang fall for Sheldon's twin sister, and Leonard's plan to win her heart is derailed when Sheldon declares he'll be the one to decide who can date her.
Aired: May 12th, 2008 @ 7:00 PM CST
Penny wants to throw a surprise party for Leonard, but Sheldon's indulgence at an electronics store throws her off-track.