Echinus Geyser in Yellowstone National Park, a rare acidic geyser and the largest in the world, has recently been observed ...

When geologists study volcanic hazards or try to anticipate what a volcano may do in the future, one of their primary tools is to examine the volcano’s past behavior.

Volcanoes might seem like nature’s incinerators, but using them to burn up trash would be dangerous and disrespectful to ...

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in ...

Hawaii’s Kilauea volcano resumed erupting on Tuesday, firing lava 330 feet (100 meters) into the sky from its summit crater. It’s the 32nd time the volcano has released molten rock since December, ...

Add Yahoo as a preferred source to see more of our stories on Google. MANILA, Philippines (AP) — A series of mild eruptions at the most active volcano in the Philippines has prompted the evacuation of ...

Volcanic activity in northern Ethiopia's long-dormant Hayli Gubbi volcano subsided Tuesday, days after an eruption that left a trail of destruction in nearby villages and caused flight cancellations ...

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...

Earth's long volcanic history has physically shaped the terrain and brought about the demise of some species. For example, on the volcanic island of Nishinoshima, Japan, volcanic activity has wiped ...

It measures 310,000 square kilometres (119,000 square miles) and its ‘roots’ extend around 30 kilometres (18 miles) into the Earth’s crust. (For comparison, the US state of Washington is 184,661 ...

Rare 'limnic eruptions' can unleash deadly, invisible gas clouds from deep lakes, as seen in Cameroon's 1986 Lake Nyos ...