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 ...

As part of a growing national effort -to understand seafloor hazards, scientists from the United States Geological Survey’s Volcano Science Center are working across agencies to investigate how ...

Evidence of elevated volcanic activity indicate eruption of Alaska's Mount Spurr volcano could happen within weeks or months, federal officials say.

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists. However, there's a chance that the activity could be signs of a pending ...

ANCHORAGE, Alaska (AP) -- A volcano on Atka Island in the Aleutians erupted briefly, sending ash and steam to about 8,000 feet and making some residents nervous.

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...