A controversial new theory about how the universe began rejects the widely-held belief that it started with a giant cosmic eruption known as the Big Bang. One scientist suggests that the cosmos ...

If you're at all familiar with Stuart's character on "The Big Bang Theory," this tracks. Stuart is sort of a lovable loser throughout the show — the word "schmuck" also feels appropriate here ...

Instead of one massive, fiery birth like the Big Bang, this idea suggests the cosmos has been growing in sudden, powerful steps — invisible, lightning-fast bursts that shake the very foundation ...

After 12 seasons, The Big Bang Theory came to a close on Thursday night, with back-to-back episodes that wrapped up several long-running storylines Dave Quinn is a Senior Editor for PEOPLE.