Geologists have spent decades trying to punch through Earth’s crust to reach the mantle, the vast rocky layer that makes up most of the planet’s volume. In 2023, an international team working from a ...

Scientists at Stanford have unveiled the first-ever global map of rare earthquakes that rumble deep within Earth’s mantle rather than its crust. Long debated and notoriously difficult to confirm, ...

First global map of mantle earthquakes reveals seismic activity far beneath continents, challenging old ideas about Earth’s ...

Scientists have spent decades cataloging life on Earth’s surface, from rainforest canopies to ocean trenches. But a growing body of research now shows that a vast, hidden biosphere thrives kilometers ...

Earth is constantly moving, although we don’t notice it. Deep beneath the ocean, far away from cities and human activity, huge geological processes are slowly ...

Stanford scientists have developed a new method for identifying rare earthquakes in the Earth’s upper mantle, under the ...

Strange features of a collision point between pieces of Earth's crust are evidence that the structure may be nearing its end, new analysis suggests. A careful analysis of the complex boundary where ...

Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: To understand the mantle—the largest layer of Earth’s ...