Question: Are there really parallel universes from ours?

  1. That’s a big unanswered question. It’s difficult to find out whether there are parallel universes, because they would be a long way away in space and we don’t even know what they would look like.

    Some people have predicted that there are parallel universes on the other side of black holes. We can’t confirm or deny that right now, because anything equipment that we sent down a black hole wouldn’t be able to relay any radio information back to earth. The pull of gravity in a black hole is so great that nothing can escape, not even radio transmissions!

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  2. There’s a new book out by Stephen Hawking that says maybe there are, yes. It’s a theory called M-theory, but it’s not really clear what it means because it’s not finished. All I’d say is this – if you study physics in school, and you do something about light hitting a wall with two narrow slits in it – pay attention. That’s the weirdest thing you will ever hear and is the basis of this new thing called M-theory.

    But in the sense that you mean – of a universe existing next to ours, with the same stuff in it but a bit different, then there’s no evidence for that, no. People who study this kind of thing will tell you that the idea of there being anything “outside” the universe doesn’t mean anything. I still don’t get that, but they insist.

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  3. This is in an area of physics, of which I have very little knowledge. Sorry.

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  4. I don’t think anyone really knows the answer. Even the physicists like Stephen Hawking who spend a lot of time thinking and working on this aren’t able to give an answer.

    I don’t have enough physics knowledge to form a scientific answer apart from “Umm…there could be but you need to ask someone else on that.”

    However, I have watched plenty of Star Trek episodes and a few Doctor Who episodes to say that if there are parallel universes from our own, it would be really cool. Holiday destinations would be endless!

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  5. No idea. I have a bit of trouble understanding some physics theories and I don’t think anyone has a good, clear answer to this one. From what I do understand, the idea of parallel universes arose because quantum matter (don’t ask me to explain that to you!) was behaving in a funny way so Hugh Everett came up with the ‘many-worlds (or universes)’ theory, where every possible quantum outcome was happening in one of these universes. Which would mean there would have to be A LOT of them. That’s about the point where I don’t understand anymore.

    The idea of multiple universes is one that most people can grasp though and it makes a pretty good plot for science fiction. I don’t know if it’s real, but it’s pretty cool to think of all the options out there if it was.

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