The Big Bang Theory introduced audiences to a lovable gang of nerds, but one of its best characters may have been hiding a dark secret.

Real ones know that Penny is the best character on "The Big Bang Theory." On the wildly popular CBS sitcom created by Chu ...

Sara Gilbert was a prominent character on The Big Bang Theory's earliest years, so her sudden disappearance remains a headscratcher for many.

It's hard to imagine Johnny Galecki playing anyone but Leonard Hofstadter in "The Big Bang Theory," but the co-creators ...

The cast of "The Big Bang Theory" earned universal fame and acclaim for their celebrated sitcom ... but they also experienced ...