Experts in volcanology observing the Pacific Northwest have raised fresh alerts regarding various volcanic systems within the ...

Volcanologists monitoring the Pacific Northwest have issued renewed warnings about several volcanic systems along the Cascade ...

MOUNT SHASTA, Calif. – For some, Mount Shasta’s summit is a milestone. For others, it’s the office. Mount Shasta presents a unique challenge for U.S. Geological Survey (USGS) scientists. With a peak ...

8 things to know about Mt. Shasta, the North State's highest mountain See views of the North State's tallest landmark, Mt. Shasta, and learn about this active volcano that towers over Siskiyou County.

Add Yahoo as a preferred source to see more of our stories on Google. Smoke billows from the mouth of Mt. Shasta like a thunderous cough. Within moments, clear skies turn gray, and the sun vanishes ...