The magnum opus of particle physics is far from complete, requiring physicists to devise many alternatives—some weirder than ...

A first-time viewer reacts to Sheldon's competitive streak, a full-size time machine purchase, and the arrival of his twin ...

“The Big Bang” is the idea that the universe began as “just a single point,” then expanded and stretched to grow as large as it is right now—and it is still stretching! This radical new theory on the ...

Some of the hardest questions in cosmology begin where the usual math gives up. Push Einstein’s theory far enough back toward ...

The Big Bang may not mark the absolute beginning of everything. A controversial cosmological model instead treats it as a boundary, with our universe on one side and a time-reversed anti-universe on ...

Add Yahoo as a preferred source to see more of our stories on Google. Sheldon Cooper raising his eyebrows - CBS Aside from wearing graphic t-shirts, saying "Bazinga!", and demanding he's allowed to ...

BUFFALO, N.Y. — In the beginning, the world was empty and cold. Prior to the Big Bang — yes, before the Big Bang — the universe underwent a breathtaking cosmic expansion, doubling in size at least 80 ...

Thanks to the lovable geeks on TV’s “The Big Bang Theory,” an Escondido inventor’s decades-old toy is now spinning with new life. On the popular show’s Feb. 16 episode, astrophysicist Raj tried to ...