Gigantic Metal Spires Will Spray Amazonian Trees With Extra CO2

The Rain Forest Sucks Up Carbon—Or, at Least, It Did

Cows and at least one person in the U.S. have been sickened by avian influenza. We asked experts about the risk to humans.

Volcano detectives use artificial intelligence to sleuth out ancient secrets in Alaska.

They're Hard to Study, But What Has Been Found is Fascinating

The deadly virus was practically eliminated in the U.S., but now it’s infecting more people.

Learn How to Capture Your Own View of the Cosmos

Kate Russo Has Seen 13 of Them. Even She Isn't Ready for This One

Scientists have studied eclipses for centuries, discovering truths about the universe hiding in the shadows.

Animals Don't Know About Science, After All

AI-generated art is creating new ethical issues—and competition—for digital artists. Nightshade and Glaze are two tools helping creators fight back.

Mucus is a miracle of evolution, and some researchers are trying to re-create what nature makes naturally.

The slimy substance is so powerful that doctors once made hog stomach mucus milkshakes to treat ulcers.

If you take a journey into the depths of the slime all around us, you find yourself starting to understand that mucus is a miracle.

Machine-learning algorithms allow composers to create all-new instruments.

A quick nap can boost your memory, your mood and even your creativity.

Our space and physics editors go head-to-head over a classic mind-bending question.

Scientists have long wondered how baleen whales make their songs, and a new study has finally uncovered the anatomical workings behind their melodies.

Myalgic Encephalomyelitis/Chronic Fatigue Syndrome, long dismissed by doctors, causes immune system dysfunction and other problems. But treatments are lacking.

Epigenetics research reveals how famines can cause health problems later in life — and how these changes might be passed down to later generations.

On the African savanna, a single invasive ant species has upset the delicate balance between predator and prey.

Nose-plus-throat could increase test accuracy—but could create problems too

A newly-examined munch mark on a tibia has become a real pleistocene whodunit.

A recent GWAS investigation on risk-taking and bisexuality made some assumptions that some experts don’t agree with.

A grassroots online movement has helped shift the way scientists think about asexuality. But much is still unknown.