Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in physics: string theory. This rare particle—never seen before and predicted not ...

The Big Bang Theory fans need to know these facts about that show's newest spin-off, Stuart Fails to Save the Universe.

The study suggested that our universe formed from the collapse of a black hole, inside a bigger parent universe, rather than ...

The Big Bang may mark an end—not the start—of a previous universe's aeon. Penrose's theory sees the universe as an eternal ...