There's a pretty famous thing on "The Big Bang Theory" regarding Penny's last name — which is to say, she doesn't have one.

The latest episode of The Big Bang Theory may point toward a breakup for Penny and Leonard. Here's why.

Penny and Leonard finally married on The Big Bang Theory's Season 9 premiere, but it's not all wedded bliss for the longtime couple - recap ...

Max is officially changing back to HBO Max, and with that change it looks the first priority was to put in a series order for ...

Sheldon Cooper is a pretty consistent character across The Big Bang Theory, which is probably why Jim Parsons liked a ...

Penny's last name was never mentioned on 'The Big Bang Theory'. Still, a fan thinks they may have spotted it durin a season 2 epiosde.

'The Big Bang Theory' had one key relationship, Sheldon Cooper and Leonard Hofstadter as roommates. Why did Leonard put up with the fussy physicist? The answer is all psychological.

The Big Bang Theory stars Kaley Cuoco and Johnny Galecki have pointed out an error in the show caused by Leonard and Penny's romance.

One of the funniest (for the audience) yet most brutal (for Sheldon Cooper) incident was when Penny ruined Saturday "laundry" ...

The Big Bang Theory is spicing up the last half of its final season with a new character and a returning one.

Find out how "The Big Bang Theory" played off Penny's drastic new haircut in the Season 8 premiere.