In The Big Bang Theory, fans got to know the couple of Penny and Leonard (Johnny Galecki), who ended up happily married after a long relationship that, like any real-life one, had its ups and downs.

The Big Bang Theory's expansion series, which will be a true spinoff to the flagship, will feature Chuck Lorre's original ...

Best known for popularizing the character of Spock, Nimoy has made countless cameos reprising the character, including on CBS' hit comedy "The Big Bang Theory." Perhaps his best appearance on the ...

The Big Bang Theory explains how the universe began ... Because we can't see it directly, scientists have been trying to figure out how to "see" the Big Bang through other measures.

Exciting update for all The Big Bang Theory fans! A new spin-off series is in development, and this time, it won't be about Sheldon, Leonard, or the rest of the Pasadena gang, but rather Stuart Bloom ...

"The Big Bang Theory" brought us an unforgettable mix of science, friendship, and laughter that we're still talking about 18 years after it first aired. The quirky elements became more than just plot ...