In space, loose clouds of gas generate spontaneous laser emissions all the time. Now, physicists are for the first time creating lasers from gas clouds here on Earth--lasers unlike any gas-based laser we've ever seen.
A deadly outbreak of cholera followed the 7.0 earthquake that struck Haiti three years ago this week. Jonathan Katz, the only American fulltime staff reporter stationed in Haiti at the time, explains what caused the outbreak--and why it was anything but inevitable.
![21 Emotions For Which There Are No English Words [Infographic]](https://www.popsci.com/wp-content/uploads/2019/03/18/B72DGWG2DQUD5OZGPQ24TJRBJ4.png?quality=85&w=525)
That sort of painful, sort of bittersweet, sort of wistful feeling you get looking out the window or driving at night or listening to a far-off train whistle? There's a word for that in Japanese.
The Pentagon's mad scientists want to bring brain scans to the smartphone, swarming satellites to space, and self-healing software everywhere.
Did you resolve to get thin this year? Here are six absurd weight-loss programs of yore, plus one incredibly mean weight-gain ad from 1939.
Absolute zero is theoretically the lowest possible temperature, but quantum researchers beg to differ.
Observations of distant gassy discs show how giant gas planets form along with their stars.
Locata's technology goes where GPS can't, delivering a signal one million times stronger than those beamed from satellites.
Except when it's right. Unless you read both the right thing and the wrong thing. Or unless something's only half right. Existential crisis!
Biochemist and experimental photographer Linden Gledhill coaxed some common food dyes into crystal and then turned them into art.
Scientists peered into the genetic codes of some of the world's most interesting plants and animals.
And that infamously missing "a" was supposed to be there.
By playing back altered versions of the Bengalese finches' songs through these tiny earphones, scientists found that birds improve their singing by making small adjustments rather than large ones
The spiky space balls are nicknamed "hedgehogs," though they'll act more like acrobats, leaping and tumbling across the surface of moons and asteroids.
In part, we’re really just going back to our caveman roots.
Some science and tech. More movies and celebs.
The best of what's new in cameras, sound, gaming and more
The leading causes of violence-related deaths, for everyone in the United States.
A new genetic analysis shows how bats avoid disease and live exceptionally long lives--information researchers could use to design drugs for people.
A new study finds that kids really do like other kids who are nice.