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Is time travel really possible? Here's what physics says (www.bbc.com)
submitted 2 years ago by to c/scifi@kbin.social
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The ability to jump forward and backwards in time has long fascinated science fiction writers and physicists alike. So is it really possible to travel into the past and the future?

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[–] 1 point 2 years ago

You're absolutely right. You're no physicist.

But seriously, for a practical example of "action at a distance", consider quantum key distribution.

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