There are two types of time travel, and physicists agree that at least one of them is possible https://t.co/E9OK90v0cE https://t.co/pQ2ZHFvMXh

There are two types of time travel, and physicists agree that at least one of them is possible https://t.co/E9OK90v0cE https://t.co/pQ2ZHFvMXh

— iPhoneMaster13 (@iPhoneMaster13) November 28, 2017

from Twitter https://twitter.com/iPhoneMaster13

November 28, 2017 at 10:57AM
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