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 ...

The 16 newly designated geoparks are located in China, Democratic People's Republic of Korea –marking its first geopark and ...