Geology

Seemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how diamonds form

A powerful magnitude 7.8 aftershock off Russia’s Kamchatka Peninsula that arose from July’s magnitude 8.8 earthquake is raising concerns about possible tsunami impacts, although risk appears to be waning

The Krasheninnikov volcano, located less than 150 miles away from the epicenter of Russia’s July 29 earthquake, began erupting on August 3

The magnitude 3.0 earthquake that shook the East Coast came nearly a year and a half after a magnitude 4.8 quake shocked New York City and its surroundings

As Earth spins through space, its rate of rotation changes. Here’s why

Russia’s magnitude 8.8 earthquake spawned serious tsunami warnings, but waves have been moderate so far. Here’s the geological reason why

Russia’s earthquake was estimated at magnitude 8.8, among the strongest since scientists began monitoring

Tsunami warnings and advisories were issued around the Pacific Ocean after a magnitude 8.8 earthquake struck off the coast of Russia, the largest earthquake since the 2011 earthquake and resulting tsunami in Japan

The park’s newest hydrothermal feature has an otherworldly milky texture from dissolved silica

When large masses of water are moved from one place to another, this changes the shape of Earth and leads to a phenomenon called true polar wander

Chemical fingerprints from volcanic rock offer hints of what’s happening in the mantle below the area where three rift zones meet in East Africa

In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim