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

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

As Penny Hofstadter and Sheldon Cooper on "The Big Bang Theory," Jim Parsons and Kaley Cuoco share plenty of moments that range from uncomfortable to flat-out sweet — but in real life, they've also ...

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.

Sheldon (Jim Parsons) and Penny (Kaley Cuoco) standing in the doorway of the apartment while Penny looks confused in The Big Bang Theory Image via CBS In the beginning was the Big Bang, followed by ...

Now that the character is regarded as one of his career-defining roles, it's hard to imagine anyone other than Jim Parsons playing Sheldon Cooper on "The Big Bang Theory." After all, the actor ...