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Watch S2, EP23: The Monopolar Expedition with Fubo for $0 Today

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While Leonard prepares for a three-month science expedition, he and Penny re-evaluate their feelings for each other.

While Leonard prepares for a three-month science expedition, he and Penny re-evaluate their feelings for each other.

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The Big Bang Theory

S3, EP1 "The Electric Can Opener Fluctuation"

After tampering with Sheldon's Arctic-expedition data, the guys follow him back to Texas, which threatens Leonard's chances for romance with Penny.

The Big Bang Theory

S3, EP2 "The Jiminy Conjecture"

Penny and Leonard try to recover from an awkward hookup; Howard and Sheldon make a high-stakes bet.

The Big Bang Theory

S3, EP3 "The Gothowitz Deviation"

Howard and Raj hit a Goth nightclub to meet women; Sheldon tries chocolate-based behavior modification on Penny.

The Big Bang Theory

S3, EP4 "The Pirate Solution"

Raj faces deportation if he does not find a job; Leonard and Penny deal with Howard as a third wheel.

Mensa-fied best friends and roommates Leonard and Sheldon, physicists who work at the California Institute of Technology, may be able to tell everybody more than they want to know about quantum physics, but getting through most basic social situations, especially ones involving women, totally baffles them. How lucky, then, that babe-alicious waitress/aspiring actress Penny moves in next door. Frequently seen hanging out with Leonard and Sheldon are friends and fellow Caltech scientists Wolowitz and Koothrappali. Will worlds collide? Does Einstein theorize in the woods?
Starring: Aarti Mann, Brian George, Jim Parsons, John Ross Bowie, Johnny Galecki, Kaley Cuoco, Kaley Cuoco-Sweeting, Kevin Sussman, Kunal Nayyar, Laura Spencer, Mayim Bialik, Melissa Rauch, Sara Gilbert, Simon Helberg, Wil Wheaton
Original Air Date: Sep 24, 2007
Genres: ComedyTV Series
Rating: TVPG
Playback: HD
5 seasons available on demand
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