Beneath Alaska’s breathtaking landscapes and pristine wilderness lies one of the most geologically active regions on the planet. The Alaska Peninsula and Aleutian Islands form a volcanic arc that ...

One of Alaska’s largest and most active volcanoes is restless again, prompting scientists to issue an aviation advisory. Alaska Volcano Observatory scientists increased the threat level of Mount ...

ANCHORAGE, Alaska (AP) — A volcano near Alaska’s largest city is showing new signs of unrest, with experts saying the likelihood of an eruption at Mount Spurr in the next few weeks or months has ...

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 ...

Scientists at Mount Spurr in Alaska have been unable to collect vital volcanic data for over a month as the area experiences “elevated” levels of earthquakes — but authorities claim an eruption is ...

A volcano near Alaska's largest city is likely to erupt soon. Scientists say Mount Spurr — about 80 miles from Anchorage — is becoming more seismically active, spewing large amounts of dangerous ...

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...

Some volcanoes erupt with little to no warning, posing serious risks to nearby communities and air traffic. A study of Alaska's Veniaminof volcano reveals how specific internal conditions like slow ...