Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

In the heart of Oregon’s high desert, just south of Bend, lies a vast volcanic landscape that whispers tales of fire and ...

Understanding the earthquake history of a region is key to estimating seismic hazard. To help with this task, geologists look ...

During a monitoring overflight on April 9, 2025, USGS Hawaiian Volcano Observatory field crews observed that the ponded lava in the north vent from April 8 had drained and/or collapsed. The south vent ...

A multidisciplinary synthesis of the Campi Flegrei, Italy volcanic setting highlights the importance of sub-caldera layering ...

When people think about volcanoes, they often picture places like Hawaii or Yellowstone—not Colorado. But did you know that ...

When fully implemented, the warning and mnitoring system will operate through an interoperable network of domestic volcano observatories. Central to its success will be the National Volcano ...

Scientists have found previously undocumented ash deposits buried beneath the Lava Creek Tuff in Wyoming — and at least one ...

Katikies Santorini (Oia) Over in touristy Oia, Katikies makes the most of its cliff-hanging location and offers a respite ...