A new model of Yellowstone’s magma system suggests it is fueled by melts from the shallow mantle, guided by tectonic forces, ...

Dubbed the Kikai caldera, this mostly-underwater caldera located south of Japan’s Ryuku Islands last erupted 7,300 years ago, ...

A supervolcano that once shook the Earth is quietly recharging—and scientists are finally seeing how it happens. Scientists have found that the magma reservoir linked to the largest volcanic eruption ...

Understanding what triggers large volcanic eruptions is crucial for hazard assessment, but the exact mechanism driving these eruptions is still poorly understood. The prevailing theory is that ...

This Supervolcano Is Quietly Refilling With Magma 7,300 Years After Its Last Eruption ...

The magma reservoir of the largest volcanic eruption of the Holocene is refilling. This Kobe University insight on the Kikai caldera in Japan allows us to understand giant caldera volcanoes like ...

The Kikai Caldera. (Seama Nobukazu/CC BY 4.0) About 7,300 years ago, a volcano off Japan's Kyushu island unleashed what remains the largest known eruption of the Holocene, our current geological epoch ...

Scientists reveal how the behavior of gases inside magma chambers could trigger the eruption of major volcanoes.

A paper published in Nature Communications suggests that dissolved gases returning into cooling magma, rather than escaping ...

Scientists believe the Akahoya eruption devastated the Jōmon people, who inhabited the area now known as Japan between 14,000 ...

This value is usually about 2,100 to 2,190 degrees and can be measured in a few different ways. Calibrated thermal ...

Add Yahoo as a preferred source to see more of our stories on Google. The June 12, 1991, eruption column from Mount Pinatubo was taken from the east side of Clark Air Base. (CREDIT: U.S. Geological ...