Unlike old soldiers, old volcanoes seemingly don't even fade away, much less die, with researchers discovering magma chambers under cones previously classed as dormant after thousands of years of ...

Aug. 12—Something out in the darkness was staring at them. Nick Burson and Marc McPherson were on their way down from the summit of Mount Jefferson, a 10,502-foot volcano in the Oregon portion of the ...

This is a terrific site describing all of the Cascade Range Volcanoes, with many spectaluar photos. An outing to any of them is always an awe-inspiring experience. Many of them, including Mount ...

A deadly eruption on White Island in New Zealand Monday serves as a reminder to Pacific Northwest residents of the dangers of living near a volcano, said officials with the U. S. Geological Survey’s ...

New Cornell University led-research challenges the long-standing belief that active volcanoes have large magma bodies that ...

May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 killed dozens of people and reshaped the volcanic peak in the Cascade ...

Small earthquakes have rocked the active volcano Mt. Rainier in the Cascade Mountain Range this month, sending shockwaves around the 14,410-foot mountain. The United States Geological Survey reported ...

Around the globe, volcanic giants continue their relentless dance with destruction and creation. These geological time bombs ...

Our western volcanoes : an overview -- Plates in motion : the ring of fire, hot spots, and supereruptions -- Magma and mountains : how volcanoes erupt and the landforms they build -- Glaciers on ...

California’s volcanic giants are hard to miss. Mount Shasta looms over the Oregon border. Lassen Peak, the southernmost active volcano in the Cascade Range, erupted just over a century ago, blasting ...

Nick Burson and Marc McPherson were on their way down from the summit of Mount Jefferson, a 10,502-foot volcano in the Oregon portion of the Cascade Range. It was late, sometime between 10 and 11 p.m.