Of every volcano in the contiguous United States, the USGS says Mount St. Helens is the one most likely to erupt again, a ranking that has held since the mountain blew apart its own summit on May 18, ...

Mount Rainier rises more than fourteen thousand feet over the Puget Sound lowland, a serene, glacier-draped cone that anchors the skyline for the millions of people living around Tacoma and Seattle.

After Mount St. Helens erupted in 1980, experts were faced with a precarious question: How can we best prepare for when—not if—the next volcanic eruption in the Cascade Range occurs? Triggered by a ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological ...

Read chapter References: This volume develops a research plan to study and monitor Mount Rainier, an active Cascade volcano located about 35 km southeast ...

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 ...

To the east of Mount Rainier are the remains of a once-mighty Cascade volcano. In the hills outside of Naches, Washington, at the foot of Mount Rainier are the remains of a much older volcano. Join ...

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 ...

Who will stop the Rain-ier? Scientists are warning that Washington’s Mount Rainier could unleash a catastrophic mudslide that has the potential to devastate three large towns within minutes. Often ...

On May 22, 1925, Lassen Peak in California had its most powerful eruption in a series of eruptions that occurred in the Cascade Range between 1914 and 1917. That eruption, which occurred 111 years ago ...