The concept of multiple universes goes back to the 6th century, when pre-Socratic Greek philosopher Anaximander suggested the idea of infinite worlds for the first time. Yet multiverse ideas ...

A breakdown of everything that happens in the two Thunderbolts end credits scenes, and what they mean for the next Marvel ...

Physicist Richard Lieu first explored the idea that gravity could exist without mass—now he’s got a new cosmological model ...

Again, natural places to find other universes. And so in all these different ways, there could be multiple universes. Now that sounds great but of course, if every possibility is played out across ...

Theoretical physicist Michio Kaku supports the concept of parallel universes, but he says people shouldn’t get their hopes up ...

To continue Popinchalk's city analogy, by looking beyond the Milky Way we're asking how many people live in all the cities on Earth. "If our galaxy has around 100 billion planets, and there are ...

Wonder Woman teams up with Terruna to fight the evil Duke Dazam before returning to her own universe. This issue marks the first of many parallel-world adventures in comic books and cartoons.

When seen in other media, a multiverse is usually the idea that there are many other universes existing outside of the main one. There are sometimes even infinite other universes with infinitely ...