The Big Bang Theory

Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the chemistry among the friends and the developing romance between Leonard and Penny. The addition of M (more…)

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Up Close: Johnny Galecki & Kaley Cuoco on 'The Big Bang Theory'.
03:52 — Johnny Galecki and Kaley Cuoco discuss "The Big Bang Theory."|Johnny Galecki|Kaley Cuoco|The Big Bang Theory
Big Bang Theory: Best Bernadette & Amy Moments
02:54 — Bernadette and Amy have some hilarious moments together. The Big Bang Theory would not be the same without them!
Big Bang Theory's Johnny Galecki & Kaley Cuoco Are


01:09 — Johnny Galecki and Kaley Cuoco are very much friendship goals in real life. They have an endless amount of pictures together on social media and seem (more…)
The Celebration Experimentation
18:57 — After more than nine years together, the gang finally celebrates Sheldon's birthday with a few special guests on the 200th episode. Christine Baranski (more…)
The Military Miniaturization
18:43 — Colonel Williams, an Air Force representative from the Department of Material Command, sits down for a talk with Howard.
The Collaboration Fluctuation
18:33 — Leonard, Penny and Raj adjust to their new living arrangement, while Sheldon takes an interest in Amy’s work.
The Empathy Optimization
18:51 — As the gang decides to head to Vegas for the weekend on a party bus they will have to brace themselves for a sick Sheldon who is suddenly compelled to (more…)
The Fetal Kick Catalyst
18:26 — Penny is surprised to learn she has fans of her performance in “Serial Ape-ist” when she attends the Van Nuys Comic-Con with Leonard. Also, Amy hosts (more…)
The Romance Recalibration
18:37 — After Penny feels that Leonard is taking her for granted, she decides to go on a spa weekend with Amy, leaving Sheldon to play the unlikely peacemaker (more…)
The Spock Resonance
18:38 — While being interviewed for a documentary about Spock, Sheldon struggles to suppress his emotions about his recent break-up with Amy – leaving Leonard (more…)
The Line Substitution Solution
18:34 — Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy; Penny has a difficult time connecting with Leonard's vising mot (more…)
The Sales Call Sublimination
18:27 — Penny gets more than she bargained for when Leonard agrees to meet with a psychiatrist on her behalf. Sheldon and Raj collaborate on an astronomical d (more…)
The Perspiration Implementation
18:29 — When the guys take fencing lessons from Barry Kripke (recurring guest star John Ross Bowie), Sheldon finds himself in an awkward position when Kripke (more…)
The Big Bear Precipitation
18:57 — Sheldon shares a secret about Leonard when the two go on a weekend trip with Penny and Amy; Koothrappali goes all out with pregnancy gifts.
The Brain Bowl Incubation
18:40 — After a successful experiment combining their genes, Sheldon will stop at nothing to convince Amy they should procreate. Also, Raj is embarrassed to t (more…)
The Meemaw Materialization
18:50 — Sheldon’s thrilled when his Meemaw (guest star June Squibb) comes to visit, but his excitement quickly fades when she butts heads with Amy. Also, Raj (more…)
The 2003 Approximation
18:44 — When Penny and Leonard announce they're moving in together, Sheldon decides to revert back to 2003 – a simpler time before he met either of them. Mean (more…)
The Viewing Party Combustion
18:34 — When a small argument between Leonard and Sheldon erupts into a heated fight, everyone must take sides during a group get-together.
The Allowance Evaporation
17:41 — Sheldon and Amy have their first fight since moving in together, after he shares intimate details of their relationship with people at the university. (more…)
BIG BANG THEORY's Kaley Cuoco wants Leonard!
01:08 — Erin Fox interviews Kaley Cuoco at Comic Con San Diego about what she wants to see happen down the road.|The Big Bang Theory|Kaley Cuoco|Erin Fox|
BIG BANG's Johnny Galecki and Jim Parsons having a blast.
04:42 — Matt Mitovich interview The Big Bang Theory's Johnny Galecki and Jim Parsons about female prospects for Leonard and Sheldon.|The Big Bang Theory|Johnn (more…)
Big Bang Theory: Jim Parsons
03:38 — Jim Parsons, the uber-genius/geek from The Big Bang Theory, explains his own theory of relativity to Hollywood 411's Chris Harrison.|Chris Harrison|Ho (more…)
BIG BANG's Johnny Galecki explains why he loved Christmas episode.
04:46 — Matt Mitovich interviews Johnny Galecki on the set of Big Bang Theory where they discuss romance, season finale and supportive cast and crew.|The Big (more…)
BIG BANG's Simon Helberg thinks ANY girl is right for Howard.
01:32 — Erin Fox interviews Simon Helberg at Comic Con San Diego about the Penny/Leonard date and what he thinks is in store for next season.|The Big Bang The (more…)
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  • Premiered: September 24, 2007
  • Rating: TV-PG
  • Premise: Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the… (more)

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