What if there are other universes, just like ours? With an infinite number of Earths? With uncountable versions of you? And ...

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 ...

Hints of a mirror cosmos have a way of gripping the imagination, and recent chatter about “first proof” of a parallel universe has pushed that fascination back into the spotlight. Behind the viral ...

Scientists have long pondered on one of the universe's greatest mysteries: Are we alone? They have searched the cosmos, but so far, there has been no sign of extraterrestrial life. Is it possible that ...

One of the most popular science fiction tropes in movies and TV, right up there with time travel and extraterrestrial life, is the idea of parallel universes or alternate universes. The concept of an ...