When you deal with the smallest things in the universe — we're talking even smaller than individual atoms — the rules get a little wacky. This is the world of quantum mechanics, where objects can exist as two things at once, transmit information at faster than light speed, and teleport through barriers like it's no big thing. But if some physicists are right, there's one "rule" that's wackiest of all: Our choices in the present might influence events in the past. Here's how that's possible.
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Written by Ashley Hamer March 12, 2018
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