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

Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

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

If traveling into the past is possible, one way to do it might be sending people through tunnels in space. by raggio5 via Pixabay Have you ever dreamed of traveling through time, like characters do in ...

If there's any franchise that's perfectly set up to explore time travel, it's "Star Trek." These episodes are top-rated by ...

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, ...

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 ...

Blue Origin’s successful launch of a celebrity-studded, all-women spaceflight on April 14 had lots of people seeing stars. Google searches related to space tourism skyrocketed in the days after, and ...

Follow the space program since the moon landing in the four-part documentary "Once Upon a Time in Space". Here’s how to watch it anywhere on the planet. When you purchase through links on our site, we ...

The crew of NASA’s SpaceX Crew-9 mission to the International Space Station poses for a photo during a crew equipment interface testSpaceX The human body has no business being in space. Without the ...

If “Katabasis” author R.F. Kuang could time travel, she’d want to be 18 years old at a Beatles concert. Living in the '60s is an enticing idea for Kuang, who's known for fantasy books “Babel” and “The ...

Remus is a writer, editor, journalist, and author with an eye for detail and an extremely active imagination. He is an enthusiast of everything to do with the graphic medium, whether it's Western ...