Penny has a strange relationship with her family in The Big Bang Theory, and one mystery doesn't help matters.

In Season 7, Episode 14 of The Big Bang Theory, Billy Bob Thornton made a surprise guest appearance as a doctor in love with ...

When The Big Bang Theory first introduced Leonard Hofstadter and Penny, few could have predicted that their unlikely relationship would become one of the series' greatest things.

Chuck Lorre’s popular American sitcom, TBBT, or The Big Bang Theory, is one of the beloved comedy shows that premiered in ...

From Penny and Sheldon to supporting stars like Beverly and Mary Cooper, all The Big Bang Theory's heroes have one line that ...

Leonard's love interest in The Big Bang Theory was not well-received by fans. The character quickly became one of the most ...

The Big Bang Theory had quite a few impressive guest stars during its run. While a handful of guest stars appeared in recurring roles or had a big memorable guest appearance, but others appeared in ...

With Young Sheldon being a prequel to The Big Bang Theory, there are a lot of connections, but these characters are easy to miss.

Video by Stanford University shows Professor Andrei Linde and his wife’s surprise when they are told for the first time there is evidence supporting cosmic inflation theory. “It just ...