New research has identified a 35,000-year-old basalt eruption as the youngest at Yellowstone, shifting our understanding of the supervolcano's activity. Learn what this means.
Yellowstone and Hawaii are alike in the sense that they both have a fixed hotspot deep underground. The service moves above ...
WASHINGTON - While Mount St. Helens and Kilauea generate the most attention, many other volcanoes in the United States have little or no regular monitoring and need to be watched for potential ...