Researchers used seismic waves to identify magma chambers beneath the surface of six volcanoes of various sizes and dormancy within the Cascade Range, which includes half of the U.S. volcanoes ...

Cornell University-led research has challenged the long-standing assumption that active volcanoes store large magma bodies, which gradually dissipate as the volcanoes enter dormancy. Utilizing ...

Helens gets its lava from. Though the volcano is part of a cluster of volcanoes known as the North American Cascade Arc, it doesn't sit atop a magma chamber. Follow TI: On Facebook More from ...

They determined that the water cycle plays a key role in explosive volcanoes in the Cascade Range. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

A winter storm warning has been issued for Oregon Cascade mountain roads as 1 to 3 feet of snow was forecast between Wednesday night and Saturday. The storm warning began at 5 p.m. Wednesday and ...