The Many-Worlds Interpretation Proposed by physicist Hugh Everett in 1957, the Many-Worlds Interpretation (MWI) of quantum ...

Parallel universes crop up in two places in physical theories. One is in our conception of inflation, the theory of the extremely early universe. In those tumultuous times, many u ...

Our universe does host life, but it’s not the most optimal universe for life. Published in 1962 by American astronomer Frank ...

What science needs is a mathematical theory to test. It doesn’t yet have one. Could it be possible to jump between parallel universes? If they do exist then, sure, it might be possible to travel ...

That would be compelling evidence for both string theory and parallel universes, and it would help explain why gravity seems to be so much weaker than the other fundamental forces. Still ...

An curved arrow pointing right. CalTech theoretical physicist Sean Carroll stopped by BI to talk about string theory, parallel universes, and other exciting topics he discusses in his new book ...

An curved arrow pointing right. Caltech theoretical physicist Sean Carroll stopped by Business Insider to talk about string theory, parallel universes, and other exciting topics he discusses in ...

The multiverse theory, a mind-bending concept, proposes that our universe is not alone. Instead, it suggests a vast sea of universes, each with its own ...

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 ...