Explore the science and mystery of time travel — from Einstein’s relativity and paradoxes to wormholes and real-life claims.

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 ...

J.J. Abrams revived the "Star Trek" films in 2009 with a shift to the Kelvin timeline, built around a twisty use of time ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one physicist says he has resolved them. When you purchase through links on our site, ...