The Big Bang Theory has gone on to become a veritable institution over the years. The popularity of The Big Bang Theory seems ...

Amidst all their issues, especially in the early seasons, several wholesome moments explain why Penny and Leonard deserve ...

While it is tough to imagine The Big Bang Theory star Johnny Galecki playing any other character than Dr. Leonard Hofstadter, ...

The characters in 'The Big Bang Theory' were more than just the sum of their jokes - each performance infused the characters ...

Who, exactly, was Leslie Winkle (Sara Gilbert) on The Big Bang Theory, and why did she (and Gilbert) leave after season 3?

And not just because she wound up marrying Leonard later in the series. Lorre spoke about the unaired pilot while on The ...

Stuart Bloom was introduced in The Big Bang Theory Season 2 episode “The Hofstadter Isotope” as the owner of the comic book ...

Prior to Kaley Cuoco, actress Amanda Walsh was cast to play Katie, “a street-hardened tough-as-nails woman with a vulnerable ...

Chuck Lorre knows Penny was "one-dimensional" and "clichéd" in the early days of the hit sitcom, but after several episodes ...

On The Official Big Bang Theory Podcast, Chuck Lorre said that Kaley Cuoco's Penny wasn't fully developed in the earlier ...

After catching Leonard's eye, bubbly Penny quickly became a part of the geeky friend group and a firm favourite among fans.