From the pilot episode to the final, The Big Bang Theory has been about Leonard and Penny's relationship. From their multiple ...

It's not a wedding, it's not a breakup, and it doesn't have a major cliffhanger. So why do fans love this 'Big Bang Theory' ...

The Big Bang Theory has, over time, garnered a dedicated following of science enthusiasts and entertainment viewers throughout its 12-season run on CBS.

While Sheldon had a smart way to steal the show on The Big Bang Theory with his quirky and often inappropriate one-liners, ...

The Big Bang Theory knew how to blow up the ratings, and now the numbers are doing all the talking. Read on for the most ...

There's always that one couple on a sitcom who goes under the radar—and then suddenly, fans just can't help but go on and on about them.

But the show's very talented cast helped lend The Big Bang Theory more substance, especially as the show went on. Here's what ...

On episode three of "The Big Bang Theory podcast," uploaded ... from season 1, discussing the love-dynamic between Leonard and Penny. "We have to understand Leonard and then we can't have Leonard ...

The Big Bang Theory never really comes to an end and former stars of the show, Kaley Cuoco and Johnny Galecki, are back together again to remind us of that. Cuoco, who starred as Penny ...