The bond between these two characters in The Big Bang Theory goes beyond friendship and becomes an integral part of the show's appeal.

No one does a running gag quite like The Big Bang Theory. From "Soft Kitty" to Penny's check engine light, the series had ...

Some of the best plot twists on The Big Bang Theory altered the characters’ storylines and the viewers' perception of their ...

As Kaley Cuoco celebrates another year around the sun, there is no better excuse to revisit the moments that made her the beating heart of The Big Bang Theory.

The upcoming “Big Bang Theory” spinoff “Stuart Fails to Save the Universe” has several alums from the OG series on the cast — but some of them are playing new characters. Ryan Cartwright and Josh ...