or it could refer to a volcano that probably won't ever erupt again. 5 fast facts about volcanoes Volcanic ash is made of fragments of rocks, minerals and volcanic glass. These pieces are the size ...

And there we have it—ten fascinating and mind-blowing facts about the world's most enthralling volcanoes. From icy moons to fiery planets, volcanoes hold mysteries and marvels waiting to be ...

Observatory leaders have assured local emergency officials their public service will continue, but questions linger about how ...

The Alaska Volcano Observatory said signs indicated a Mount Spurr eruption was likely, though not certain, in the weeks or ...

What’s next? Lava is erupting from several volcanoes, including one in Hawaii. Nearly 50 volcanic eruptions have been recorded this year, and more are expected. The Axial Seamount, an underwater ...

The expected eruption of a volcano just 75 miles west of Alaska’s largest city has prompted municipal officials to upgrade ...

Mount Spurr, located about 75 miles West of Anchorage, has been acting up in recent weeks, prompting officials at the U.S. Geological Survey and Alaska Volcano Observatory to issue a yellow alert.

That might mean a loss of real-time information about volcanic activity ... damage from storms and extreme winter conditions. Losing volcano monitoring data from the region would be a “complete ...

Federal agencies and their associates don’t know who to call during a period of continual uncertainty about federal leases.

There are no reports of flights being cancelled, but airlines are apparently operating with restrictions because ash clouds ...

Magnitude-3.4 at 12:46 a.m. March 11 at 10 miles southeast of Pāhala and depth of 20 miles. Magnitude-3.4 at 4:08 p.m. March ...