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

The Big Bang Theory leaves its fair share of plot threads dangling, but this one is more emotional than all the others ...

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

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.

In The Big Bang Theory season 3 episode 7, The Guitarist Amplification, Sheldon has an outburst after continuously being exposed to people fighting.

Sheldon Cooper may not have been the oddball everyone painted him to be. Was the group just afraid to admit he was always ...

The Big Bang Theory’s creator’s comment on Penny’s botched portrayal in season 1 makes one Penny story in The Big Bang Theory ...

It was all love for The Big Bang Theory when the ... experimental physicist Leonard Hofstadter on the long-running sitcom, who falls in love with his neighbor Penny (Kaley). Away from the cameras ...

Young Sheldon served as a prequel to the sitcom The Big Bang Theory and gave viewers insight into how everyone’s favorite ...