Nayyar played the astrophysicist Rajesh "Raj" Koothrappali across the sitcom's full 12-season run on CBS. Kunal Nayyar's ...

Young Sheldon is filled with small but significant nods to The Big Bang Theory, references that go beyond Sheldon’s quirks and pop culture obsessions. These moments not only tie the prequel to its ...

In The Big Bang Theory's tenth season, the episode "The Hot Tub Contamination" shows Sheldon telling Penny why he does this.

Throughout the twelve seasons of The Big Bang Theory, the group of nerdy best friends of Leonard, Sheldon, Howard, and Raj ...