A science experiment in Antarctica may have discovered particles from a universe where time runs backwards.
The 'many worlds' hypothesis suggests the existence of countless other universes similar to ours but different.
Scientists are attempting to prove the existence of parallel universes by firing neutrons at a solid wall.
The 'many interacting worlds' theory ties quantum physics to the idea of countless parallel universes.
Scientists have put forward a new model in support of the idea that time can run in both directions.
Cern's atom smasher is about to resume operations in an attempt to detect miniature black holes.
Scientists have proposed that there is a universe parallel to our own in which time runs in reverse.
Physicists have put forward a new theory that ties quantum physics to the concept of parallel universes.
Scientists have discovered evidence that parallel universes 'jostled' our own in the very distant past.
CERN are hoping to turn up the first evidence of parallel universes within less than a year.
Could your identical twin be living exactly the same life as you in any number of parallel universes ?
Its the stuff of science fiction but now some scientists believe parallel universes really do exist.
For many years scientists have considered the concept that our universe may be only a single part of a multiverse - now ...