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What physics really says about time travel possibilities

Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

Best Of: The Science And Stories Of Time Travel

Have you ever fantasized about going back in time to relive a moment — or change it?Maybe you’re more interested in traveling ...
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Scientists say time travel IS possible - and people already have

From H. G. Wells's The Time Machine to Christopher Nolan's Interstellar, the possibility of travelling through time has fascinated people for centuries. But, although it sounds like pure science ...
NPR

What does it take to get time travel right in movies?

This month marks 40 years since Michael J. Fox, as Marty McFly, jumped into a souped-up DeLorean and went back in time, putting his very future existence at risk. (SOUNDBITE OF FILM, "BACK TO THE ...