Do multiverses exist? Is our universe one of many? The multiverse is a key plot device in the hit movie Everything Everywhere All At Once—in prime position to win big at the 95th Academy Awards ...

A new study, relying on the “many worlds interpretation” of quantum mechanics—along with a concept known as “decoherent histories”—shows that increased energy levels suppress possibilities until only ...

The Demon Realm is a massive land outside of the universe that contains many different races and species, so let's look at what they are!