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 ...

Nearly 300,000 Americans remain on alert as a massive volcano continues to show signs of unrest that began earlier this year.

One of the world's most active volcanoes surged back to life Wednesday night in Hawaii. It was Kilauea's 18th eruption since ...

Anchorage residents are not only preparing themselves for a possible eruption of the Mount Spurr volcano but also their pets.

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

Mount Paektu, an active stratovolcano straddling the border of North Korea and China, is the highest peak on the Korean peninsula and lies at the heart of North Korea’s foundation myth.

Seismic activity persists at Mount Spurr, which scientists said could mean the Alaska volcano is poised for a possible ...

When volcanoes like Alaska’s Mount Spurr erupt, the ash can damage people’s lungs, smother crops and kill animals, and the ...

The best resorts in Costa Rica allow travelers to immerse themselves in this country’s laid-back way of life. Our travel ...