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 ...

Whether other universes are membranes floating in space, or a quirk of quantum mechanics, this is how physicists think we’ll traverse the multiverse.

Can we find a gateway to a parallel universe? Another major project for the particle-smashing LHC is to search for tiny black holes, which might be gateways to parallel universes and new dimensions.

If the theory of parallel universes with multiple timelines is correct, time travel would be a possibility. The idea could mean that in some universes, the asteroid that killed the dinosaurs ...

If a parallel universe existed consisting of so-called "mirror particles," however, the neutrons could temporarily swap places with its invisible twin before returning to its rightful place in ...

While I won’t find refuge in this reality, I can in the pages of these fantasy and sci-fi books about parallel universes. Too bad I might need to travel through a wormhole to get there – which ...

Mark Zuckerberg's metaverse seems like a parallel universe, but what is the metaverse? What is the mulitverse? Immersive worlds and parallel worlds explained.