It is possible that there are many other universes that exist parallel to our universe. Theoretical physicist Brian Greene, author of The Elegant... A Physicist Explains Why Parallel Universes May ...

This idea that our universe is not the only existing universe has been an electrifying philosophy simmering in people’s minds for decades. Well, the multiverse theory puts into describing other ...

While parallel universes are a staple of science fiction, there are some real scientific theories to support them. But if parallel universes do exist, could we ever travel to them? It certainly wouldn ...