The Big Bang Theory

The Big Bang Theory
  • Started airing: September 2007
  • Episodes: 139 (Avg. 17 per season)
  • Followers: 22137 +1%
  • Popularity rank: #1 ±0
  • CBS Tuesdays at 21

Seasons:

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Season 1

1x1: Pilot
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... read more »
Air date September 24th, 2007
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1x2: The Big Bran Hypothesis
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.
Air date October 1st, 2007
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1x3: The Fuzzy Boots Corollary
Leonard asks a woman out after he finds out that Penny is seeing someone.
Air date October 8th, 2007
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1x4: The Luminous Fish Effect
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.
Air date October 15th, 2007
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1x5: The Hamburger Postulate
Fearing he's wasting his time on Penny, Leonard ends up making a connection with Leslie.
Air date October 22nd, 2007
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1x6: The Middle Earth Paradigm
Penny hosts a Hallowe'en party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.
Air date October 29th, 2007
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1x7: The Dumpling Paradox
With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team
Air date November 5th, 2007
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1x8: The Grasshopper Experiment
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.
Air date November 12th, 2007
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1x9: The Cooper-Hofstadter Polarization
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... read more »
Air date March 17th, 2008
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1x10: The Loobenfeld Decay
Leonard and Sheldon each lie to avoid seeing Penny's concert, but Sheldon's is a bit too complicated for his own good.
Air date March 24th, 2008
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1x11: The Pancake Batter Anomaly
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.
Air date March 31st, 2008
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1x12: The Jerusalem Duality
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.
Air date April 14th, 2008
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1x13: The Bat Jar Conjecture
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.
Air date April 21st, 2008
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1x14: The Nerdvana Annihilation
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.
Air date April 28th, 2008
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1x15: The Pork Chop Indeterminacy
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.
Air date May 5th, 2008
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1x16: The Peanut Reaction
Penny wants to throw a surprise party for Leonard, but Sheldon's indulgence at an electronics store throws her off-track.
Air date May 12th, 2008
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1x17: The Tangerine Factor
Penny's break-up spurs Leonard to summon the courage to ask her out, and each goes to Sheldon for advice on their upcoming date.
Air date May 19th, 2008
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