An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be straightforward. Objects are still emitting light, and that light takes time to travel ...

Runners all have different goals. But one goal that’s common for all is running for an entire race or workout. Sometimes that means shaving a couple of seconds, or perhaps minutes, off their current ...

No matter your current running pace and typical distance, in How to Run Faster, certified run coach Matt Meyer and other experts will help you speed up! You will learn crucial speed workouts, ...

Formula E has unveiled its most ambitious development yet: the Gen4 race car. It's got blazing speed, with a jaw-dropping 0-60mph time of just 1.8 seconds. That's quicker off the line than a Formula 1 ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? When I started running more consistently a little over a year ago, I had a lot ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of ...

Here is a thought experiment for you: imagine shining a powerful laser at the moon, the beam cutting through space until it lands on its dusty grey surface. Now flick the laser so the spot of light ...

For years, the fastest athletes on the planet would race in New York City’s Fifth Avenue Mile, a 20-block dash down the famous Manhattan thoroughfare. Then, once they crossed the finish line, they’d ...

When I was a teenager, I was—shockingly, I know—deeply nerdy. At a science-fiction convention, I bought a button that read, “186,282 miles/second: Not just a good idea, it’s the law.” It was poking ...

The design revamp brought about with iOS 26 brings all sorts of new animations along with the Liquid Glass visual treatments. With beta 6, Apple overhauled Springboard’s app launch animations for the ...