Unlike old soldiers, old volcanoes seemingly don't even fade away, much less die, with researchers discovering magma chambers under cones previously classed as dormant after thousands of years of ...

New Cornell University led-research challenges the long-standing belief that active volcanoes have large magma bodies that are expelled during eruptions and then dissipate over time as the volcanoes ...

Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological Survey reported. The swarm at the second-most seismically active volcano in ...

Mount Rainier - one of many volcanoes found in the Cascade Range - is reflecting in the Reflection Lakes in Mount Rainier National Park in Washington State, USA. A seismic survey challenges the ...

Jul. 26—Nick Burson and Marc McPherson weren't thinking about setting a record the first time they climbed Washington's five tallest Cascade Range volcanoes in a single trip. They just wanted to see ...

BEND, Ore. (AP) — A bulge near the prominent Cascade Range volcano known as South Sister has nearly stopped growing, scientists say. The uplift was spotted more than a decade ago and led scientists to ...

MOUNT ADAMS, Wash. (KPTV/Gray News) – Scientists are installing new monitoring equipment around Mount Adams amid a spike in seismic activity under the volcano. Mount Adams, located in Washington state ...

Tourists scrambled to get away from a volcanic eruption in Italy on June 2. Mount Etna, located on the eastern coast of Sicily and one of Europe's most active volcanoes, sent an ash cloud into the air ...