The 40-year-old actress played the role of Penny on the hit CBS sitcom.

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 ...

There are a lot of great episodes of "The Big Bang Theory," but which ones are the most rewatchable?

I think fans can expect to see Penny again.

Add Yahoo as a preferred source to see more of our stories on Google. TVLine is taking stock of the many nods, cameos and crossovers linking "Young Sheldon" to its predecessor, "The Big Bang Theory." ...

The Big Bang Theory is, at its heart, about relationships. The geek culture references, cameos, and science speak are dressings, and funny ones at that. But from the very beginning, the series set ...