"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help planners anticipate future mudflows.

The Black Death — one of the deadliest pandemics in human history, estimated to have killed up to half of Europe’s population — might have been set in motion by a volcanic eruption, a new study ...

When massive volcanic eruptions occur, they inject millions of tons of sulfur dioxide into the stratosphere, where it forms sulfate aerosols that scatter incoming solar radiation and result in global ...

Add Yahoo as a preferred source to see more of our stories on Google. Residents ride a tuk-tuk taxi along a road damaged by multiple earthquakes near the town of Kabanna in the north of Ethiopia.

A swelling underwater volcano off the West Coast is now expected to erupt later than previously projected. Scientists initially thought that the Axial Seamount, which lies 300 miles off the coast of ...

Seeing a volcano with my own eyes is a total bucket list dream, but seeing a volcano that's experiencing active volcanic ...

If you were lucky 74,000 years ago, you would have survived the Toba supereruption, one of the largest catastrophic events that Earth has seen in the past 2.5 million years. While the volcano is ...

HONOLULU (AP) — Hawaii’s Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet (30 meters) into the air and across a section of its summit crater floor. It was Kilauea’s 31st ...

HONOLULU — Hawaii's Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet (30 meters) into the air and across a section of its summit crater floor. It was Kilauea's 31st display ...