The Big Bang Theory
The Big Bang Theory

The Big Bang Theory (2007)

"Smart is the new sexy."

7.9 (12225 votes)
12 Seasons
September 24, 2007
English
Comedy

Synopsis

Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.

Creator

Eric Kaplan, Steve Holland, David Goetsch

Network

CBS

Episodes

Pilot
E1

Pilot

Sep 24, 2007
23 min
7.4

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.

The Big Bran Hypothesis
E2

The Big Bran Hypothesis

Oct 1, 2007
21 min
7.4

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.

The Fuzzy Boots Corollary
E3

The Fuzzy Boots Corollary

Oct 8, 2007
22 min
7.1

Leonard asks a woman out after he finds out that Penny is seeing someone.

The Luminous Fish Effect
E4

The Luminous Fish Effect

Oct 15, 2007
21 min
7.5

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.

The Hamburger Postulate
E5

The Hamburger Postulate

Oct 22, 2007
20 min
7.5

Fearing he's wasting his time on Penny, Leonard ends up making a connection with Leslie.

The Middle-Earth Paradigm
E6

The Middle-Earth Paradigm

Oct 29, 2007
21 min
7.5

Penny hosts a Halloween party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.

The Dumpling Paradox
E7

The Dumpling Paradox

Nov 5, 2007
21 min
7.8

With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team

The Grasshopper Experiment
E8

The Grasshopper Experiment

Nov 12, 2007
20 min
7.4

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.

The Cooper-Hofstadter Polarization
E9

The Cooper-Hofstadter Polarization

Mar 17, 2008
19 min
7.6

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.

The Loobenfeld Decay
E10

The Loobenfeld Decay

Mar 24, 2008
21 min
7.4

Leonard and Sheldon each lie to avoid seeing Penny's concert, but Sheldon's is a bit too complicated for his own good.

The Pancake Batter Anomaly
E11

The Pancake Batter Anomaly

Mar 31, 2008
22 min
7.7

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.

The Jerusalem Duality
E12

The Jerusalem Duality

Apr 14, 2008
20 min
7.2

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.

The Bat Jar Conjecture
E13

The Bat Jar Conjecture

Apr 21, 2008
22 min
7.7

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.

The Nerdvana Annihilation
E14

The Nerdvana Annihilation

Apr 28, 2008
20 min
7.4

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.

The Pork Chop Indeterminacy
E15

The Pork Chop Indeterminacy

May 5, 2008
22 min
7.5

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.

The Peanut Reaction
E16

The Peanut Reaction

May 12, 2008
20 min
7.5

Penny wants to throw a surprise party for Leonard, but Sheldon's indulgence at an electronics store throws her off-track.

The Tangerine Factor
E17

The Tangerine Factor

May 19, 2008
20 min
7.8

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.

Cast

Trailer

Details

Original Title

The Big Bang Theory

Status

Ended

Seasons

12

Episodes

279

Production

Chuck Lorre Productions, Warner Bros. Television