Within Southern Idaho's gorgeous, otherworldly scenery, there is a hidden gorge off the Interstate with waterfalls, canyons, ...

A volcano near Alaska’s largest city is showing new signs of unrest, with experts saying the likelihood of an eruption at ...

Strongest soil anomaly over the mapped volcanic rocks near the valley floor interpreted to be sub-cropping exposure of the ...

A volcano in Hawaii spewed lava up to 600 feet in an eruptive episode, officials said. Photo by Tolis Dianellos on Unsplash A volcano in Hawaii put on another spectacular display, spewing lava up ...

Scientists are on high alert after threat levels rose for three US volcanoes Thursday, suggesting eruptions may be imminent. The US Geological Survey (USGS) placed Alaska's Great Sitkin on ...

A volcano near Alaska’s most populous city is showing signs it could be headed toward an eruption, officials said. Mount Spurr, which sits about 75 miles west of Anchorage, has seen “volcanic ...

Guatemala’s Volcano of Fire is erupting, and authorities have evacuated nearly 300 families while warning that another 30,000 ...

HONOLULU (AP) — Lava fountains from a Hawaii volcano reached heights of 600 feet (180 meters) during the latest episode of an eruption that has been pausing and resuming for several months.