Time travel has long lived in the realm of fantasy, but a growing body of research is quietly shifting it into a serious ...

Even if it turns out that time loops never take shape, studying them provides key insights into the deepest rules of reality.

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 ...

Can we journey through time? Sci-fi author Dete Meserve presents a compelling case for our future in the past. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Fans of science fiction movies and TV know that behind aliens, space travel, and robots, time travel is, by far, one of the most beloved and often employed tropes of the genre. In fact, you could ...

Back in 1985—before Back to the Future II and long before Marty's arrival in the modern day (today)—Popular Mechanics took a good, hard look at the original movie's iconic DeLorean time machine. These ...

From The Flash to Avengers: Endgame to 2002’s The Time Machine, time travel movies often follow characters hoping to prevent a present personal tragedy or larger calamity by tweaking some event in the ...