Volcanoes inspire awe with spectacular eruptions and incandescent rivers of lava, but often their deadliest hazard is what ...

The ash deposits were buried beneath the Lava Creek Tuff ... Argon 40, a stable isotope of argon, builds up in volcanic rocks ...

New Zealand officials have raised the alert code for the offshore volcano Whakaari/White Island, which is emitting large ...

When it comes to the fall of the Roman Empire, this climate shift may have been the straw that broke the camel’s back.” ...

The area around Kanlaon Volcano in the Philippines was still under evacuation orders from an eruption in December​.

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

Videos posted on social media show a wide, grey plume billowing high into the air as startled residents look on ...

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