Deep under the Pacific Ocean, more than 300 miles off the Oregon coast, lies a restless underwater volcano known as Axial ...

Deadliest volcanic eruption: The 1815 eruption of Mount Tambora in Indonesia, which killed up to 100,000 people From lava fountains to towering ash clouds, volcanoes produce some of the most dramatic ...

In Volcano area, hear a Kilauea summit eruption update at the Kilauea Military Camp the evening of January 26, and learn all ...

Far off the Oregon Coast, a restless underwater volcano has been rattling the seafloor with swarms of tiny earthquakes, ...

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea level ...

1. During the past 4,000 years, Mount St. Helens has erupted more frequently than any other volcano in the Cascade Range. 2. Most of Mount St. Helens is younger than 3,000 years old (younger than the ...

Live on the East Coast? Thinking of escaping to a warm Caribbean island right now? You might want to check a new, open access database of the world's deadliest volcanoes first. Though not intended as ...

More than 1,400 volcanoes dot the Southwestern United States. At least three erupted in the past 1,000 years, which is practically yesterday in geologic time. Experts and disaster officials are ...

Here’s a look at volcanoes, mountains that open downward to a reservoir of molten rock. More than 80% of the Earth’s surface, both above and below sea level, is of volcanic origin. Lava is molten rock ...