Charles Q. Choi

Charles Q. Choi is a science reporter in New York who has written for Scientific American, The New York Times, The Washington Post, Science, and Nature, among others. In his spare time, he has traveled to all seven continents, earned the rank of yondan in the Toyama-ryu battodo school of Japanese swordsmanship, and has had science fiction appear in Analog magazine.

Science

Saturn's rings were once a moon ripped apart by bizarre forces

Resonance with not-so-near Neptune destabilized the moon 100 million years ago.

Science

Astronomers find a shocking culprit that shaped Earth's continents

Sure, asteroids did some of the work. But a few came from the fringes of our Solar System.

Innovation

This revolutionary new technology pulls clean fuel from the air

If all goes well, it could create sustainable energy anywhere on Earth.

Science

This 31,000-year-old fossil may reveal the world's oldest amputation

Scientists may have discovered evidence of the earliest known use of surgery

Innovation
here comes a big boy

Physicists discover a mind-bending puzzle about protons at the quantum level

Quarks can sneak in and give protons a little extra heft now and then.

Focus
fly ducks fly
Innovation
Science

Humans were drinking milk long before they could easily digest it

Why lactose tolerance evolved is still somewhat of a mystery.

Science

Trap-jaw ants are so powerful they should implode — scientists finally uncovered their secret

The insects evolved special jaws to prevent the animals from destroying themselves.

Science

Mammals’ ears reveal the surprising evolution of warm-bloodedness

This trait was likely key in the spread of mammals and birds across the globe.

Science

35 years ago, a star exploded — now, the Webb Telescope could explain why

Astrophysicists hope to learn more about supernovas by analyzing the aftermaths of their explosions.

Science

30 years after its discovery, astronomers realize first confirmed exoplanet is truly rare

Worlds circling pulsars are a cosmic rarity, according to a new study.

Science

Protofeathers may have helped dinosaurs survive freezing weather and dominate the world

Why dinosaurs thrived when their competitors died during the Jurassic’s mass extinction has long been a mystery.

Science

Were dinosaurs warm or cold-blooded? Scientists might finally have an answer

Paleontologists have long argued over whether dinosaurs were warm-blooded or cold-blooded.

Science

Origin of Life: Scientists may have found a missing link between the primordial world and modern life

How the chemistry of life moved beyond the RNA world isn’t fully understood.

Science

These galaxies have no dark matter — and astronomers may finally know why

A galaxy 65 million light years away holds secrets to an ancient traffic jam, which may have kicked out dark matter in the process.

Science

45 years later, scientists hone in on a mysterious alien signal's origin

A new study finds a few possible sources for the Wow! Signal, detected in 1977.

Science

China finds recent water flows on Mars, with big implications for alien life

China's Zhurong rover found geologically recent water on Mars, billions of years after it should have been gone.