Following the eruption, one team had an idea to help recover from the devastation: send gophers on a day trip.

The warning did not arrive as a single dramatic sign but as a slow distortion of a familiar peak. As the north side of Mount ...

Last week I saw stories about two volcanoes that are showing signs of life. One is in Alaska and relatively close to ...

Archaeologists excavating a Pompeii site uncovered the secret behind the longevity of ancient Roman structures: a unique concrete mixture that could chemically repair itself over time. A recent study, ...

The U.S. Army Corps of Engineers is set to start raising a dam used to catch millions of tons of Mount St. Helens’ sediment that flows each year from the mountain into the Toutle, Cowlitz and Columbia ...

Western Washington leaders are monitoring the Cowlitz River as heavy rain pushes decades-old Mount St. Helens sediment downstream, heightening flood risks. Supreme Court could upend a century of legal ...