Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...

Extinct' volcanoes that haven't erupted for tens of thousands of years may not actually be inactive, but silently ...

The Hawaiian Volcano Observatory detected an increase in shallow seismicity and localized ground deformation beneath the ...

New research suggests Mount Etna forms from deep mantle magma pockets, possibly classifying it as a rare “petit-spot” volcano ...

Study reveals ancient volcanoes in Kazakhstan and a lost world beneath the steppe containing valuable hidden minerals ...

Research reveals that a geological feature has prevented a catastrophic eruption at America's most popular National Park ...

The Cordón Caulle volcano in Chile is part of the Puyehue-Cordón Caulle Volcanic Complex along the Andes mountain range in southern Chile. Philipp Ruprecht, an associate professor at the University of ...

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment in 1879. Congress created the USGS to “classify the public lands and examine ...

Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts mountains ...

Thríhnúkagígur is a volcano near Reykjavík in Iceland with an empty magma chamber decorated with vivid colors that scientists ...

The Santa Barbara County Fire Department said the strange natural phenomenon has periodically flared up since the 1800s ...

It looks like just another hill in Sussex County, but you wouldn’t have wanted to have been standing there 420 million years ago. That’s about when the Beemerville Volcano erupted in Wantage, give or ...