Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

The United States Geological Survey (USGS) shows lava fountains shooting up high in the latest episode of an ongoing eruption ...

Oregon is famous for its wine country and this scenic loop offers visitors delicious libations as well as gorgeous views of ...

In central Oregon between Crater Lake and the Columbia River Gorge, Bend is a top outdoor destination. Travelers will find ...

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

An underwater volcano near Tonga revealed how sediment spreads, disrupts marine life, and raises questions about deep-sea ...

Scientists warn an underwater volcano off Oregon coast is about to explode. It’s been a decade since the Axial Seamount last erupted off the West Coast ...

Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake ...

An underwater volcano situated 300 miles off the Oregon coast is getting closer to erupting for the first time in 10 years. The volcano, known as Axial Seamount, is formed by a hotspot in Earth's ...