What If Time Travel Was Possible?
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39,405What if the dimension of time was no different from the three dimensions of space we live in? What if you could travel to the past and to the futureβ¦. the same way you can move right or left, up or down? Would you be able to change your past? And if you did, would it create a time paradox? What kind of time machine would you need to build, anyway?
What If asks some of the most provocative hypothetical questions in science β and then tries to answer them with the help of established scientific theory and the latest research.
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