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

The curious minds at What If investigate what would happen if we opened a portal to a parallel universe, exploring alternate physics, realities, and cosmic consequences.

Add Yahoo as a preferred source to see more of our stories on Google. While parallel universes are a staple of science fiction, there are some real scientific theories to support them. But if parallel ...

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 ...

Apologies to all sci-fi fans out there, but scientists did not prove the existence of a parallel universe. Recent articles by other media outlets tried to make sense of some ...

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 ...