A physical warp drive was supposed to be impossible. Then these scientists found a loophole.

Humans are one (small) step closer to traveling at faster-than-light speeds.
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Scientists Think Time Travel Is Possible—If We Could Move at Warp Speed

Two physicists from the University of Queensland in Australia recently laid out a model for studying hypothetical time travel. Their work expands on what’s called the Alcubierre spacetime, first ...