The outward blast spread volcanic debris (gray in the images) over 230 square miles (600 square kilometers) and blew down 4 billion board-feet of timber. A raft of dead trees drifts around Spirit Lake ...

An explosion on Mount Spurr could generate massive cloud of ash, which could mess with airplanes and cause issues for humans. For the last year, Alaska's Mount Spurr has been showing signs of a ...

First high-resolution images of Bolivia's Uturuncu volcano show it is likely to remain active without actually erupting ...

Hawaii's Kilauea volcano put on a dramatic display Sunday night, shooting lava fountains over 1,000 feet into the air. The six-hour eruption, which ended at 10:25 p.m. local time, marked the 23rd ...

An active underwater volcano in the the Pacific Ocean off the Oregon Coast is predicted to erupt in 2025. The Axial Seamount volcano is located nearly a mile beneath the sea approximately 300 ...

He speculates that the sills might even be part of a broader layer of structures under the island that shuttles magma to the different volcanic peaks. The timing of the deep earthquakes is another ...

An underwater volcano off the Oregon coast could erupt late this year, scientists say. The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the ...

An underwater volcano off the Pacific Coast could erupt by the end of the year, according to scientists. The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and ...

Axial Seamount is the best-monitored submarine volcano in the world. • It’s the most active undersea volcano closest to California. • It could erupt by the end of the year. A mysterious and ...

Scientists are speaking out about a remarkable discovery: millions of living eggs near an underwater volcano off the west coast of Canada. "The whole thing is wild," lead researcher Cherisse Du ...

Chaitén Volcano in southern Chile erupted on May 2, 2008, for the first time in 9,000 years. NASA satellites that monitor changes in vegetation near volcanoes could aid in earlier eruption warnings.

Mt. St. Helens profile Before erupting in 1980, Mount St. Helens was a steep, conical volcano sometimes referred to as the Mount Fuji of America. During the 1980 eruption, the upper 1,300 feet of ...