Is time travel even possible? An astrophysicist explains the science behind the science fictionIs time travel even possible? An astrophysicist explains the science behind the science fiction

Scientists are trying to figure out if time travel is even theoretically possible. If it is, it looks like it would take a whole lot more knowledge and resources than humans have now to do it.

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Is time travel even possible? An astrophysicist explains the science behind the science fictionIs time travel even possible? An astrophysicist explains the science behind the science fiction - The Conversation

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