Retired USGS Hawaiian Volcano Observatory geologist Don Swanson stands in front of an outcrop near Uekahuna at the summit of ...

Volcano Watch” is a weekly article and activity update written by Hawaiian Volcano Observatory scientists and affiliates.

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

A massive underwater volcano, the Kikai Caldera, is showing signs of renewed activity as scientists report it is slowly ...

A new study reveals that Japan's Kikai Caldera is gradually refilling with fresh magma, offering key insights into volcanic ...

About 7,300 years ago, a volcano off Japan's Kyushu island unleashed what remains the largest known eruption of the Holocene, ...

Newberry Volcano in central Oregon contains ideal conditions for a superhot rock enhanced geothermal system candidate. An ...

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 ...

We know very little about the processes that lead to a reeruption of supervolcanoes such as the mostly underwater Kikai caldera in Japan (pictured) and are therefore ill-equipped to make predictions.

We're starting to see just how exceptional our own solar system and its history is, as more exoplanets are discovered. A fourth exoplanet discovery in the LHS 1903 system made by ESA's CHEOPS mission ...

Oregon’s diverse landscape—from its rugged coastline to high desert plateaus—tells a geological story millions of years in the making. Among the most profound chapters in this story is the enormous ...

Wouldn’t it be nice to be able to forecast major eruptions? So far, the opportunity has been lacking. VEI-7 eruptions are rare: we have not seen one since Tambora in April 1815. To make a right ...