makes a time machine. He goes back in time one minute and immediately kills his past self, kickstarting his own version of this paradox which Tim becomes determined to understand. DirectorStimson ...

Humans have always wanted to change the past or future. However, as much as we might like to travel through time, this concept raises paradoxes (things that don’t make sense) and philosophical ...

Vanderbilt University physicist Lorenzo Gavassino isn't so sure this is as big an obstacle as time-traveler pessimists have ...

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.

We're waking up and repeating the day with these Groundhog Day style time paradox RPGs, board, and card games.

One of the most famous paradoxes ever, the grandfather paradox, cautions against making changes that could break the timeline if you were to ever travel back in time. But, according to one scientist, ...