A radical new theory is turning cosmology on its head, suggesting the universe may have existed before the Big Bang. With ...

The CBS sitcom followed a group of best friends and roommates and also starred Kaley Cuoco as Penny, Jim Parsons as Sheldon Cooper, Johnny Galecki as Leonard Hofstadter, Simon Helberg as Howard ...

Discover how the Big Bang Theory explains the origins of the universe, from an initial singularity to the vast cosmos we see ...

British physicists from the University of Portsmouth have come up with a new theory of the Universe, an alternative to the ...

Most popular science books start the universe with a single, explosive Big Bang. A new study argues something quieter but no ...