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 Big Bang Theory and its spinoffs have been entertaining the world for nearly two decades. It's only natural to wonder ...

The main cast of "The Big Bang Theory" went into the finale with their character arcs tied up in a neat little bow -- all of ...

Sheldon doing the Klingon Salute and smiling on The Big Bang Theory - Warner Bros. Television Throughout the original run of "The Big Bang Theory," Sheldon Cooper, the series protagonist played by Jim ...

Throughout the original run of "The Big Bang Theory," Sheldon Cooper, the series protagonist played by Jim Parsons, remains oddly tight-lipped about where he went to college ... but definitely ...