Most of the U.S. volcanoes that have been making themselves known since spring woke up a bit, shook themselves off and then ...

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

Axial Seamount, a submarine volcano 300 miles off the coast of Oregon, could erupt for the first time since 2015, spewing “very fluid lava” into the sea where scientists were recording more ...

About 300 miles off the coast of Oregon, an underwater volcano appears to be rumbling to life. Scientists who have been monitoring the vast submarine volcano for decades say a flurry of recent ...

An underwater volcano near Tonga revealed how sediment spreads, disrupts marine life, and raises questions about deep-sea ...

The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the Oregon coast, but it is showing signs it will soon erupt for the first time since 2015.

Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake ...

This resource is abundant globally in rock and brine but researchers have discovered a new source in volcanic sediments.

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano since 2009.

La Pine adventure awaits On Saturday, my wife and I returned to one of my favorite parts of Central Oregon, Newberry Volcano, ...

When the island of Santorini was rattled by thousands of small earthquakes earlier this year, many people were left mystified ...

U.S. Coast Guard said it was called in to assist with the rescue after the "local fire departments were unable to safely ...