The program responds to volcanic eruptions internationally, collecting data and providing assistance to affected communities.

Communities in the Pacific Northwest are no strangers to volcanoes, with many of the region’s towns and cities overshadowed by seismically active peaks. Yet while eruptions usually give locals time to ...

A new radar-based volcano monitoring system developed by the University of Alaska Fairbanks and U.S. Geological Survey will ...

Researchers at the Alaska Volcano Observatory say that two indicators of volcanic activity under Mount Spurr, which is west of Anchorage, may signify risk of an imminent eruption.

Alaska, largely unspoiled wilderness, looks like something out of The Lord of the Rings.

A volcano near Alaska’s most populous city may be preparing to erupt, according to experts who have been monitoring the ...

Mount Spurr is not the kind of lava-spewing volcano familiar from Hawaii, but instead has historically ejected huge plumes of ...

Experts have also observed ground deformations, said David Fee, a coordinating scientist at the Alaska Volcano Observatory. “Basically, as we think magma and fluids rise within the earth ...

"It's about a 50/50 chance right now," said Matt Haney, the scientist in charge of the Alaska Volcano Observatory in Anchorage. "So it's equally likely it will or will not progress to an eruption." ...

NASA's Landsat 8 satellite snapped a stunning top-down view of an "unusually spectacular" Mount Etna eruption. Infrared data ...