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UQ physics student works out ‘paradox-free’ time travel – NEWS.com.au

UQ physics student works out ‘paradox-free’ time travel

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A young University of Queensland student says he has found a way to square the numbers and prove that paradox-free time travel is theoretically possible in our universe.From Back To The Future to Terminator to 12 Monkeys, stories dealing with time travel invariably have had to grapple with an age-old head-scratcher.
The so-called “grandfather paradox” – that a time traveller could kill their grandparent, preventing their own birth – broadly describes the logical inconsistency that arises from a…

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