A study reveals the existence of pockets of magma beneath the volcanoes of the Cascade Range, with no signs of imminent ...

At the risk of this blog becoming all volcanoes, all the time, I bring you... more volcanoes! Two of my favorite geobloggers wrote mustn't-miss posts on some of our Cascades volcanoes. They showcase ...

Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new research finds. The findings have implications for monitoring volcanoes ...

It was the seventh volcano in four weeks for the French researcher and a team of volunteers from his hometown. In a scientific blitzkrieg through the Cascade Range, the 10 skilled mountaineers scaled ...

Discover the captivating allure of Oregon’s volcano route, a road trip that takes you through breathtaking landscapes and ...

Mount Shasta, a steep-sided Cascade Range stratovolcano in Northern California, looms above Little Glass Mountain, a thick obsidian flow erupted from the Medicine Lake shield volcano about 1,000 years ...

Mount Adams, about 70 miles north of Portland, is one of the sleepiest active volcanoes in the Cascade Range. A small earthquake every few years is typical. But it’s shaken up expectations recently — ...

Small earthquakes have rocked the active volcano Mt. Rainier in the Cascade Mountain Range this month, sending shockwaves around the 14,410-foot mountain. The United States Geological Survey reported ...

Of the United States’ 161 active volcanoes, 57 are under-monitored, according to the U.S. Geological Survey, creating blind spots that pose a huge potential threat to public safety. In 2009, ...

Scientists are deploying monitors at the volcanic Mount Adams in Washington State, after a spike in seismic activity. The U.S. Geological Survey (USGS) said Mount Adams typically experiences an ...