Geology

Baffling new results show that rocklike mineral deposits in the deep sea can produce oxygen

Beach sand is beautiful—and even more so when you understand the story it tells about our planet

We discovered a strange rock in the Sahara we thought was a meterorite. Figuring out what it was grounded me back to Earth

Beneath the Antarctic ice, scientists find remnants of a giant river system that flowed for thousands of miles

A former stretch of the Nile River, now buried beneath the Sahara Desert, may help scientists understand how Egyptians built the pyramids and adapted to a drying landscape

Large stores of natural hydrogen have turned up in Albania, France and Mali

Earthquakes in the Northeast are usually too small to feel, but larger temblors like the 4.8 magnitude quake in New Jersey aren’t unheard of

Iceland, Hawaii and Italy have all tried to control lava to save cities in the past. A volcanologist explains the methods

The Hunga Tonga–Hunga Ha‘apai volcano erupted in January 2022 with the force of an atomic weapon. The disaster has launched dozens of new studies about global warming

The name Anthropocene means human activity is profoundly changing our environment, and you’ll have to plan for those changes

Lava spewed from volcanic fissures in Iceland as a long-awaited eruption finally began, potentially threatening a power plant and the nearby town of Grindavík

Italy’s Campi Flegrei volcano has caused thousands of recent earthquakes and pushed up the ground, worrying 1.3 million residents