Is time travel really possible? Here's what physics says (www.bbc.com)

submitted 1 year ago by inkican@kbin.social 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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[-] RickRussell_CA@kbin.social 1 points 1 year ago

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

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

this post was submitted on 13 Nov 2023

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