After the discovery of a new thermal vent spewing steam into the air in Yellowstone National Park, the possible consequences ...

Ash clouds are made of tiny particles that were lofted into the atmosphere from a volcanic eruption and can have a huge impact, even thousands of miles from the eruption.

Volcanic activity is increasing at Whakaari/White Island. Authorities have raised the volcanic alert level to 3. GeoNet ...

Scientists provided an update Thursday on the chances of an eruption of the Mount Spurr volcano in Alaska, a situation being ...

Scientists provided an update Thursday on the chances of an eruption of the Mount Spurr volcano in Alaska, a situation being ...

Military leaders and a senator from Alaska have have discussed reviving a World War II-era base on Adak as part of the U.S.