After a record-breaking earthquake swarm near Mount Rainier, researchers around Mount Baker continue to plan and prepare for ...

While rare, Redding does get earthquakes strong enough for us to feel. Here's why Shasta and Siskiyou counties and the north Sacramento Valley shakes.

Chuck Norris may be in his golden years, but he isn’t over the hill just yet. In fact, he’s on top of it. The famed American ...

The National Weather Service of Portland issued a response regarding reports of volcanic ash coming from Mount St. Helens on Sept. 16.

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 ...