There are a lot of great episodes of "The Big Bang Theory," but which ones are the most rewatchable?

Add Yahoo as a preferred source to see more of our stories on Google. Sheldon knocking on a door on The Big Bang Theory - CBS "The Big Bang Theory" featured many recurring habits that defined Sheldon ...

"The Big Bang Theory" featured many recurring habits that defined Sheldon Cooper (Jim Parsons), but few were as consistent as his practice of knocking on doors three times — most often when visiting ...

No matter how early in the morning or how late at night, you can turn on the TV and find "The Big Bang Theory" playing on at least one, if not multiple, channels. And that's not even counting the show ...

As Bradley Cooper turns 51 on January 5, 2026, the Philadelphia-born actor is being celebrated not only for his range on screen but also for his vulnerability, discipline, and longevity in an industry ...