News

Yellowstone National Park is a tapestry of natural wonders, where geysers erupt in spectacular displays, serene lakes mirror the vast skies, and...

Kīlauea has erupted three times in 2023—January–March, June, and September—and has also experienced significant intrusive activity to the southwest of...

Naming thermal features in Yellowstone is now a careful and deliberate process with significant opportunities for public input, although it once was...

Volcanoes are a part of life for Hawaii residents. We live on the flanks, feeling earthquakes beneath our feet, smelling vog, and experiencing the...

January is Volcano Awareness Month on the Island of Hawai‘i! HVO, in cooperation with Hawai‘i Volcanoes National Park, the University of Hawai‘i at...

Big Southern Butte is one of the largest rhyolite domes in the world. Along with its neighboring siblings, it stands in sharp contrast to the sea of...

Twenty-five years ago, the frequently explosive activity of Kīlauea was unappreciated. Since then, continuing research has emphasized Kīlauea’s past...

Lidar data have just been released, for the first time, for Paradise Valley and the northern gateway corridor to Yellowstone National Park. These high...

Active volcanoes are inherently hazardous places to work. Even when a volcano is quiet, volcanic gases, ground cracks, earthquakes, and uneven...

Near the south boundary of Yellowstone National Park is a curious ash flow deposit of unknown origin. Geologists from Montana State University took on...