One of the most active volcanoes in the world sits just a few hundred miles off the U.S. West Coast, and some scientists ...
Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...
One of the most active volcanoes in the world sits just a few ... a massive magnitude 7.0 earthquake was reported off the coast of California and Oregon, triggering a Tsunami Warning.