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

Time feels like the most familiar thing in the world, yet it hides one of physics’ hardest questions: why do we only remember ...

Dustin Henderson and the rest of the squad in Stranger Things get a pretty decent briefer on wormholes by his science teacher ...

Why Hollywood has yet to adapt these sci-fi masterpieces remains a mystery. Here are seven books that would make great movies ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

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

Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean ...

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

The theorized unseen structure of spacetime could also explain of the outstanding questions about the accelerating expansion ...

Contemporary physics has learned to describe the universe with unprecedented precision. Yet when it tries to say what time is, it stumbles again and ...