For decades, the colossal Taftan volcano of eastern Iran appeared a lifeless piece of history. It towered nearly 13,000 feet ...

Researchers analyzed changes over time in the ratio of small earthquakes to bigger ones beneath Mount Etna and found a strong ...

"At some point, it will have to release this pressure—either violently or gently," says volcanologist Pablo González.

Mount Edgecumbe volcano in Southeast Alaska sits in a place where a volcano shouldn’t really be sitting. Research underway ...

A circular scar on Alaska’s face speaks to an event that may have contributed to the fall of societies on the far side of the ...

An image of Alaska's Iliamna Volcano "ready to rumble" has been captured from space. The image was taken on June 10 by the OLI (Operational Land Imager) on the Landsat 8 satellite, which is operated ...

How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma ...

Klyuchevskoy volcano in eastern Russia began erupting shortly after a powerful 8.8 magnitude earthquake and several aftershocks shook the same area. "A descent of hot lava is observed on the western ...