The Physics of Going Fast—but Not Too Fast—on a Giant Slide
If you want to attain high speeds without getting airborne, it helps to know a little something about friction. ..
If you want to attain high speeds without getting airborne, it helps to know a little something about friction. ..
The xkcd author and former NASA engineer tackles our questions about science education, solvable climate issues, and his latest What If? book. ..
The jacket can raise and lower its own hood—without chips or batteries—and might one day help disabled wearers move. ..
Global warming is melting Earth’s glaciers, which is moving vast amounts of water—maybe enough to affect the planet’s rotation. ..
The key to understanding the origin and fate of the universe may be a more complete understanding of the vacuum. ..
Researchers compiled data from several telescopes to show that explosive stellar death can generate some of the fastest particles in the universe. ..
The solutions to Einstein’s equations that describe a spinning black hole won’t blow up, even when poked or prodded. ..
A hidden link between two seemingly unrelated particle collision outcomes shows a mysterious web of mathematical connections between disparate theories. ..
Lidar measures distance by bouncing light off of objects—but there’s more to how light travels in the first place. ..
In a new experiment, researchers looked for tiny flickers in the fundamental constants of nature. ..