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 ...

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

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 ...

Volcanic eruptions millions of years ago shaped the Central Oregon landscape. Massive peaks on the horizon remind residents of the geological past, from Mount Hood, Newberry Volcano and the Three ...

New research offers clues as to why Mount St. Helens is one of the most explosive volcanoes in the Cascade range and why it stands apart from the chain of other Cascade volcanoes. Scientists from the ...

Mount Lassen, in the southern Cascades, erupted on May 22, 1915, 65 years almost to the day before Mount St. Helens. Also known as Lassen Peak, the mountain is the southernmost active volcano in the ...

The activity has stretched far beyond the 11 well known stratovolcanoes lining the Cascade Arc between northern California and northern Washington. The study, led by University of Oregon scientists, ...

The Spokesman-Review, Spokane, Wash. Michael Wright, The Spokesman-Review, Spokane, Wash. Aug. 12—Something out in the darkness was staring at them. Nick Burson and Marc McPherson were on their way ...