Could we travel to parallel universes?

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January 25, 2025, 11:00 AM

• •Parallel universes crop up in two places in physical theories: inflation and the many-worlds interpretation of quantum mechanics.
• •To travel to a parallel universe, you would need to build a time machine and go back in time.
• •If you go back in time and kill Hitler, you're not killing the Hitler of your past; you're killing somebody else's.

Parallel universes are a staple of science fiction, but there are some real scientific theories to support them. If parallel universes do exist, could we ever travel to them? It certainly wouldn't be easy, but let's explore this possibility.

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