A false-color satellite photo from 2023 shows a devilish pair of lava flows and an enormous plume of smoke spewing from Klyuchevskoy, the tallest volcano in Europe and Asia.

Plate tectonics is the theory that Earth’s outer shell is divided into several plates that glide over Earth's mantle.

A magnitude 6.7 earthquake struck near Indonesia's Tanimbar Islands with no tsunami risks. At depths reported differently by ...

Far beneath the ocean's surface, where mountain belts rise and ancient oceanic crust lies hidden, a long-lost tectonic plate ...

An earthquake measuring 6.9 magnitude on the Richter scale struck on Monday Maluku Province in Indonesia. The epicenter of ...

A magnitude 6.7 earthquake struck off eastern Indonesia, the US Geological Survey said, but a monitor said there was no tsunami threat.

Subduction zones, where one tectonic plate dives underneath another, drive the world’s most devastating earthquakes and tsunamis. How do these danger zones come to be? A study in Geology presents ...

A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San Francisco, the ...

Not only is it perched on a ridge where the Juan de Fuca and Pacific tectonic plates spread apart from each other — creating new seafloor in the process — but the volcano is also planted ...

A massive underwater volcano known as Axial Seamount could erupt soon, completely reshaping the floor of the Pacific Ocean.

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say.

According to scientists, that slow-motion drift will one day result in the total closure of the Pacific Basin and the birth of a new supercontinent: Amasia.