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 ...

Mar. 18—For decades, the Alaska Volcano Observatory has monitored dozens of volcanoes across the state for risk of eruptions. Scientists say Mount Spurr — the closest active volcano to Anchorage — ...

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 ...

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 ...

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 ...