As glaciers melt around the world, long-dormant volcanoes may be waking up beneath the ice. New research reveals that massive ...

Residents are wearing masks to protect themselves from thick volcanic ash that is blanketing several Indonesian villages as ...

Hundreds of dormant volcanoes across the globe—particularly in Antarctica—could become more active thanks to climate change.

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

Indonesia’s rumbling Mount Lewotobi Laki Laki has erupted with a column of volcanic materials as high as 11 miles into the ...

Chemical fingerprints from volcanic rock offer hints of what’s happening in the mantle below the area where three rift zones ...

In astonishing new footage, Indonesia's Mount Lewotobi Laki Laki volcano spews a toxic column of ash measuring around 63,000 ...

Research geologist Michael Clynne knows more about the Lassen Volcanic Complex than anyone else. He’s studied the area as part of his research during the last 40 years. This is Clynne taken a few ...

Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq ...

Its rocks are predominantly andesitic and dacitic in composition—types of magma associated with particularly explosive eruptions. This geological profile helps explain why Mount Pelée produces the ...

Beacon Rock shoots 800 feet straight up out of the Columbia River. How did it get there? Sitting right on the edge of the Columbia River near Vancouver, Washington, Beacon Rock shoots 800 feet ...

Eruptions are explosive, producing large volumes of ash, pyroclastic flows, volcanic bombs and poisonous gases. The lava is andesitic, meaning it has a high gas content and is very viscous. The lava ...