This episode remains one of Sheldon Cooper's funniest scenes in The Big Bang Theory, showcasing his unique logic and his ...

Sheldon Cooper (Jim Parsons) is the heart and soul of "The Big Bang Theory" — for worse or for better, depending on how you feel about the sometimes controversial, sometimes abrasive character.

To underscore those rare instances when he succumbs to his humorous side, Sheldon will punctuate his jokes and pranks with the triumphant exclamation “Bazinga!” after (sometimes long after) his jokes ...

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 ...