Huge lava fountains and plumes of ash were seen being sent high into the night sky over the weekend. Find out more here.

In a spectacular show of nature’s strength, Mount Etna, Europe’s most active volcano, erupted on June 2, cloaking Sicily in a plume of ash and gas. And while the latest eruption didn’t prompt ...

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea level ...

A global early-warning system strives to keep aircraft safe from volcanic eruptions. Mark Piesing A small aircraft flies over the Bardarbunga volcano as it spews lava and ash in southeast Iceland. The ...

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 ...

Scientists now say it's likely that the closest active volcano to Anchorage will erupt soon. They announced in mid-March that the chances had gone up for Mount Spurr to blow "within the next few weeks ...

From Europe to Southeast Asia, the world’s volcanoes have been making themselves known this summer. Mount Lewotobi Laki-laki in Indonesia sent ash drifting over Flores in June, briefly grounding ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.