Is time travel possible, and if so, how could it hypothetically be achieved? -Technology

Is time travel possible, and if so, how could it hypothetically be achieved? -Technology
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Answer :

As for backward time travel, it is possible to find solutions in general relativity that allow for it, such as a rotating black hole. Traveling to an arbitrary point in spacetime has very limited support in theoretical physics, and is usually connected only with quantum mechanics or wormholes.
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