Californians are accustomed to being battered by many of nature’s whims. Earthquakes, wildfires, droughts and floods are all regular visitors. Less familiar are volcanic eruptions like the one ...

Mount Lassen, the southernmost active volcano in the Cascade Range and a favorite for backcountry adventurers, is bracing for up to 10 feet of snow as a bomb cyclone slams Northern California. Major ...

Smoke billows from the mouth of Mt. Shasta like a thunderous cough. Within moments, clear skies turn gray, and the sun vanishes behind thick, shifting layers of volcanic gas and ash. Visitors snap ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Government scientists have classified 18 U.S ...