Denali National Park. Image via Unsplash Denali National Park boasts North America’s tallest peak but also lies within one of the continent’s most active seismic zones. The Denali Fault runs through ...

Alaskan Glacier. Image by Agustín Lautaro via Unsplash. Alaska is home to over 130 volcanoes, and it sees more eruptions than any other state. The state’s volcanoes are part of the Pacific Ring of ...

The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only volcano in the range.

May 5—The Mt. Rainier Scenic Railroad trestle bridge fire is contained but still smoldering, railroad personnel confirmed Sunday. Firefighters with the state Department of Natural Resources (DNR ...

MOUNT RAINIER, Wash. — A fire has destroyed the largest wooden trestle of the Mt. Rainier Scenic Railroad, throwing the organization's historic railway restoration project into jeopardy. The ...

Like Mount St. Helens, Rainier will doubtless erupt in the future (Smithsonian, July 1996) and could send an enormous river of mud and debris, called a "lahar," straight down upon densely ...

Mount Saint Helens, Mount Adams, Mount Baker, and Glacier Peak are four of the active volcanoes in Washington state. The fifth, located less than 70 miles from Seattle, is Mount Rainier.

An enormous underground water store containing three times the volume of Lake Mead has been discovered hidden underneath the Oregon Cascades. This huge aquifer, stored underneath volcanic rocks ...

USGS scientist Carolyn Driedger, right, and Mount Rainier National Park ranger Scott Beason frame the terminus of the Nisqually Glacier during a training session for seasonal rangers at the park ...

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A colorful sunrise lights up the sky over Mount Rainier as seen from Tumwater, Washington, on Feb. 26, 2022. Tony Overman [email protected] New measurements suggest that Mount Rainier ...