A recent study reveals that the Poás volcano has changed its eruption pattern, redefining the global ash-related risk map.

The magma reservoir of the largest volcanic eruption of the Holocene is refilling. This Kobe University insight on the Kikai ...

The magma reservoir of the largest volcano eruption of the Holocene is refilling. This Kobe University insight on the Kikai ...

Mount Shasta presents a unique challenge that most other active volcanoes don't for USGS scientists. The only place to sample ...

The magma reservoir of the largest volcano eruption of the Holocene is refilling. This Kobe University insight on the Kikai ...

Geochemical analysis of erupted tephra samples over the past decade help scientists understand the temperature of Kilauea’s shallow magma system under the summit — and things have been “heating up!” ...

A new detection method called “Jerk” could dramatically improve how scientists forecast volcanic eruptions. By using a single ...

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This photo shows the gap between the south (left) and ...

Hawaii Island’s Kīlauea Volcano erupted for the 43rd time on March 10, issuing a rare Ashfall Warning. This isn't the first time and there are other ashfall alerts that may also be issued when ...

Helgi Hjorleifsson, a firefighter, is a leader in a national experiment to steer rivers of lava away from important sites.

The ongoing activity at Mayon Volcano, such as lava fountains and sustained flows, has been classified by state ...

New research uncovers the significant role of Deccan Plateau volcanic eruptions towards the end of the Maastrichtian era in environmental toxicity that led to a mass extinction event 66 million years ...