Two thousand years ago, Alaska’s Mount Okmok volcano spewed ash high into the atmosphere for months. Scientists believe it ...

A circular scar on Alaska’s face speaks to an event that may have contributed to the fall of societies on the far side of the ...

Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's ...

Gas emissions, earthquakes and ground deformations at Mount Spurr, an Alaskan volcano roughly 80 miles northwest of Anchorage, indicate that it is “progressing toward an eruption,” scientists said ...

When a volcano is dormant, it typically doesn't tend to make much noise. However, the Iliamna Volcano in Alaska is defying what we thought we knew about volcanos by rumbling despite being marked ...

FILE - This image provided by Alaska Volcano Observatory shows the summit of Mount Spurr, on Oct. 24, 2024, in Alaska. (Wyatt Mayo/Alaska Volcano Observatory, U.S. Geological Survey via AP, File) ...

One of two main craters on Alaska’s Mount Spurr, shown in 1991. Earthquake activity suggested the volcano was close to erupting again in 2025. (Photo by R.G. McGimsey/Alaska Volcano Observatory/U.S.

An Alaska volcano erupted Monday, putting out an ash cloud that reached 37,000 feet. Pavlof Volcano erupted for 17 hours in its initial phase and the original ash cloud spread into interior Alaska, ...

A recent earthquake swarm at Mount Rainier in Washington state, along with increased volcanic activity in Alaska, Oregon, and Hawaii, has captured the news media's attention and sparked questions ...

July 15, 2013— -- A kid throwing a temper tantrum and a volcanic eruption have a lot in common. Both are preceded by a low pitched whine that immediately informs either a geologist or a parent ...

Alaska Volcano FILE - This image provided by Alaska Volcano Observatory shows the summit of Mount Spurr, on Oct. 24, 2024, in Alaska. (Wyatt Mayo/Alaska Volcano Observatory, U.S. Geological Survey via ...