This week, researchers reported on nine rivers and lakes in the Americas that defy hydrologic expectations. Geologists report ...

Scientists discovered Earth's first crust had continental chemical signatures. This challenges beliefs about when these ...

Dubbed the "Farallon slab" and first imaged in the 1990s, this piece of oceanic crust is responsible for a process ... which ...

Researchers have identified a section of ancient oceanic crust beneath the Midwest that is pulling present-day North American crust into the mantle.

Deep beneath the surface of our planet, from the Himalayas to East Africa and from the Atlantic seafloor to the Indian Ocean, ...

NASA's SWOT satellite has revealed unseen ocean depths, mapping seafloor features that shape life, currents and tectonics.

Even the oldest and most stable of lithospheric structures can’t withstand geologic machinations deep within the Earth.

OKANOGAN, Wash. — A 3.0 magnitude earthquake struck early Wednesday morning near Okanogan. The epicenter was recorded about ...

Beneath America, something ancient and invisible is at work. Deep under the heart of the Midwest, a long-buried slab of Earth ...

Deep beneath the mountains of the Himalayas, something remarkable is taking place. The vast, rocky plate supporting India, ...