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

Awkwardly hilarious is the best way to describe Leonard (Johnny Galecki) and Sheldon (Jim Parsons) on The Big Bang Theory, and it doesn’t take a PhD to recognize that. The two best friends, and their ...

In the series finale of "Young Sheldon" — the first major spin-off of "The Big Bang Theory" that wonders "what if Sheldon, but young?" — we see the on-screen return of "old Sheldon" as played by ...

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 ...

Jim Parsons' iconic sitcom character Sheldon is summed up in four words that are used frequently on The Big Bang Theory.

The Big Bang Theory aired from 2007 to 2019 on CBS, telling the story of four successful yet geeky young men and how they face adulthood and grow socially without giving up on their passions. The ...

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.