The pair played Penny and Leonard in The Big Bang Theory from 2007 until 2019 — and during this time, they secretly dated for two years after falling in love on set. CBS Photo Archive / CBS via Getty ...

Although The Big Bang Theory’s worst mistake came relatively late in the popular sitcom’s 12-season run, the series still never recovered from this easily avoidable blunder. By The Big Bang Theory’s ...

Kaley Cuoco and Johnny Galecki’s reunion created a big bang online. The actors appear in an ad for the video game Royal Kingdom together, six years after the finale of their CBS sitcom “The Big Bang ...

The gang celebrates Halloween at Stuart's comic book store with Raj as the party planner, and Leonard and Penny rekindle a spark in their relationship in the lab on "The Big Bang Theory," airing at 7 ...