Universe Preceded by an Antiuniverse? A new cosmology model suggests that our Universe has a mirror image in the form of an “antiuniverse” that existed before the big bang.https://physics.aps.org/synopsis-for/10.1103/PhysRevLett.121.251301 …
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Maybe the direction of the arrow of time depends on where you are in the universe. Like an expanding 3D space in a 4D space.
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The direction of the arrow of time points always away from your memories, no matter where you are in the universe.
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