The most recent risk assessment, outlined in maps published by the California Geological Survey, illustrate the devastation ...

From Napa to Santa Cruz, people felt the jolt of a 3.9 earthquake Monday. The epicenter was near the Calaveras fault. We take ...

The Gallatin National Forest Avalanche Center extended their backcountry avalanche warning.Avalanche danger is currently high ...

Mount Spurr near Anchorage has been showing signs of unrest for a year. Now scientists think it's creeping closer to an ...