With eruptions in 1998, 2011, and 2015, the volcano serves as a perfect laboratory, and experts expect an eruption by the end ...
Six earthquakes were recorded at Mount Adams in September, the most since monitoring began in 1982, according to the U.S. Geological Survey's Cascades Volcano Observatory. The agency and the ...
The U.S. Geological Survey has been expanding and upgrading its volcanic monitoring networks in the Cascade Range and elsewhere as part of the National Volcano Early Warning System, with the aim of ...
A tall fountain of lava is spewing from a volcano on Hawaii's Big Island. A webcam on Tuesday shows vigorous streams of red ...