Actress Kaley Cuoco undoubtedly left a lasting impression on The Big Bang Theory as Penny during the 12 seasons the comedy ...

When Penny reveals her gift -- a napkin signed by Leonard Nimoy, who also wiped his mouth on it and thus transferred his DNA -- Sheldon loses all sense of decorum and goes as far as hugging Penny ...

In an interview with The Hollywood Reporter, Johnny Galecki, who plays Leonard, strongly hinted that his character might propose to Penny on the this year’s Valentine’s Day episode.Galecki ...

They can feel like a warm hug after a tough day ... Here are two things we can learn from Leonard and Penny’s relationship: Notice unbalanced dynamics: One of the core underlying issues in ...