Time travel is deterministic and locally free, a paper says —resolving an age-old paradox. This follows research observing ...

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 ...

Time travel has long been a topic of science fiction, filled with thrilling possibilities and mind-bending problems. The most famous of these problems is the "grandfather paradox". If someone travels ...

Warp drives have long lived in the realm of science fiction, but the underlying physics that inspired them is very real and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. It speaks to our deepest regrets and desires — the chance to reconnect with someone now gone, to ...

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 ...

Time travel is one of the hallmarks of science fiction, but many time-travel-based movies have plots that leave one with a headache just thinking about them. What if you could travel into the past, ...