Leonard (Johnny Galecki) and Penny (Kaley Cuoco) are the best candidates in the show’s large ensemble. Leonard actually ...

If Leonard passed away shortly after "The Big Bang Theory," which is possible because the character had numerous health issues, then it would make sense for Amy and Sheldon to name their son in ...

Young Sheldon's finale gave fans a welcomed Big Bang Theory reunion, but possibly also hinted at a less positive fate for Johnny Galecki's Leonard.

Few sitcoms are as successful as The Big Bang Theory. Running for 12 seasons on CBS, it follows Sheldon Cooper and his friends as they navigate life in California.

His final acting role was playing Professor Proton (whose real name was Arthur Jeffries) on The Big Bang Theory and its prequel spinoff, Young Sheldon, on nine episodes of television between 2013 ...

The Big Bang Theory Season 4, Episode 21, “The Agreement Dissection” seems to show Sheldon finally meeting his match when his infamous “roommate agreement” is challenged by Leonard’s ...

Leonard Hofstadter is one of the main protagonists in The Big Bang Theory. An experimental physicist with a Ph.D. is best friends with Sheldon Cooper who has eventually married neighbor next door ...