This allows us to extrapolate backwards to another ‘mirror image’ copy of our universe on the other side of the Big Bang,” the physicist shared the revolutionary idea. “The two sides of ...

Some, according to the Hartle-Hawking theory, would be very like our own, perhaps have Earth-like planets, societies, even individuals similar to the ones in our Universe. Other universes would be ...

Columbia University physicist and leading string field theorist Brian Greene explains how we might visit another universe. Greene is the co-founder of the World Science Festival, which has a new ...