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

A supervolcano that once shook the Earth is quietly recharging—and scientists are finally seeing how it happens. Scientists ...

Learn how one of Earth’s most powerful volcanoes, Japan’s Kikai caldera, is refilling with magma from below.

Kilauea’s latest eruption dumped as much as 12 inches of volcanic debris across parts of Hawaiʻi Volcanoes National Park, forcing road closures, shelter openings, and cleanup operations that stretched ...

The eruptions at Kilauea prompted closures at a national park and part of a highway because of falling glassy volcanic ...

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!” ...

Volcanoes are both captivating and disastrous. Most are likely familiar with the common short-term dangers associated with them: explosive forces, lava, and even atmospheric particles disrupting air ...

Massive volcano in Japan refilling 7,300 years after eruption, offering new insight into supervolcano behavior and future risks ...

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

Study reveals that volcanoes have altered rainfall patterns in Asia for centuries, intensifying regional droughts and floods.