Time travel isn't possible…or is it?

September 5, 2017

We have complete freedom of movement within space, but we cannot avoid our future. Time seems to have an "arrow," whereas the spatial dimensions are ambidextrous. Given the unity between time and space, it leads to the obvious question: Is time travel, of any sort, possible? Under any circumstances? At all? According to Astrophysicist Paul Sutter: into the future, sure!

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