There are seven main characters on the beloved CBS sitcom "The Big Bang Theory" — so who's the worst, and who's the best?

The bond between Penny and Sheldon in The Big Bang Theory goes beyond friendship and becomes an integral part of the show's ...

No one does a running gag quite like The Big Bang Theory. From "Soft Kitty" to Penny's check engine light, the series had some great running gags.

As Kaley Cuoco celebrates another year around the sun, there is no better excuse to revisit the moments that made her the beating heart of The Big Bang Theory.

There's no denying the success of Chuck Lorre, who's not only built an empire of sitcom success but a separate one with the CBS series The Big Bang Theory (alongside co-creator Bill Prady) with its ...