Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

Beneath Yellowstone lies a magma reservoir, pulsing with molten and superheated rock and exsolved gases. Scientists have long ...

When a large volcano erupts, as Mount Spurr appears close to doing about 80 miles from Anchorage, Alaska, it can ...

When volcanoes like Alaska’s Mount Spurr erupt, the ash can damage people’s lungs, smother crops and kill animals, and the ...

Ash from the 1912 Novarupta eruption periodically hits the west side of Kodiak Island, Larsen Bay and Karluk, roughly 65 ...

DUMAGUETE CITY – Mt. Kanlaon erupted again on Monday and the Philippine Institute of Volcanology and Seismology (Phivolcs) ...

Kilauea has been erupting episodically — starting and stopping for a period — inside Halemaumau Crater within Hawaii ...

Mount Spurr has begun to stir after decades of silence. This 11,070-foot stratovolcano sits 81 miles west of Anchorage, ...

Scientists have found previously undocumented ash deposits buried beneath the Lava Creek Tuff in Wyoming — and at least one ...