Time travel is deterministic and locally free, a paper says—resolving an age-old paradox. This follows research observing that the present is not changed by a time-traveling qubit. It’s still not very ...

We all thought time travel was something out of a sci-fi movie, with DeLoreans, hot tubs, Quantum Realms, wormholes, and quirky inventors. But what if it’s been with us all along? Well, believe it or ...

Young Kirk sitting in his captain's chair on Star Trek (2009) - Paramount The iconic "Star Trek" franchise set the bar for socially-aware science fiction, building a reputation over decades for its ...

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 ...