Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

What if the most telling indications of an impending volcanic eruption are buried deep under the ocean, or in a fleeting succession of tiny quakes that no one perceives? As volcanoes of the Pacific ...

The ash cloud above Mount Lewotobi Laki-laki on Monday was about four times taller than the one produced by an eruption there ...

Pliny the Younger described the ground shaking as Mount Vesuvius exploded in fury. That eruption devastated Pompeii.

Indonesia’s rumbling Mount Lewotobi Laki Laki erupted Monday, sending a column of volcanic materials as high as 18 kilometers ...

When did Mount Etna last erupt? Mount Etna's most recent eruptions occurred in August 2024, and the volcano is still active, with frequent summit activity.

Alaska volcano researchers say seismic activity around Mount Spurr has continued to decline over the last month, but the closest active volcano to the state’s population centers could still erupt.

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as needed." ...

An Eruption at Mount Etna Sends Hikers Scrambling for Cover Videos circulating on social media showed visitors rushing to descend the mountain as volcanic plumes rose overhead.

Sunday marked 45 years since the eruption of Mount Saint Helens.

Mount Lassen, in the southern Cascades, erupted on May 22, 1915, 65 years almost to the day before Mount St. Helens. Also known as Lassen Peak, the mountain is the southernmost active volcano in ...