Addressing a controversy first raised around 1910, two physicists have performed experiments with the aid of an engineer that validate anew the special theory of relativity’s limitations on the speed ...

The universe comes with a built‑in speed cap, a hard limit that shapes everything from how stars shine to how cause and ...

I explore how the speed of light could be visualized here on Earth in a fun experiment.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The Vienna team stitched ...

ROME (Reuters) - The Italian professor who led an experiment which initially appeared to challenge one of the fundaments of modern physics by showing particles moving faster than the speed of light, ...

Light is faster than anything else in the known universe, though its speed can change depending on what it's passing through. When you purchase through links on our site, we may earn an affiliate ...

Space — the final frontier. These are the words that introduce every episode of classic "Star Trek," the show that essentially popularized the concept of traveling the stars at the speed of light – or ...

Scientists trying to replicate conditions that existed in the first microsecond after the Big Bang have discovered that gold ions ramming each other at nearly the speed of light produce a surprisingly ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. In science fiction, spaceships moving at or beyond lightspeed ...