Scientists have found giant magma reservoirs under dormant volcanoes in the Cascades. A new study shows that the magma system can persist even after eruptions.

PORTLAND, Ore. — While the Oregon Cascades are buried beneath heavy snow and glaciers this time of year, new research is showing something big brewing under the surface. Researchers have ...

Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...

Unlike old soldiers, old volcanoes seemingly don't even fade away, much less die, with researchers discovering magma chambers ...

Letchworth isn’t the only place to witness this rare winter phenomenon. Along the frozen shores of Lake Ontario, water pushes ...

Below Mount Jefferson and McKenzie Pass is a massive storehouse of water three times the size of Lake Mead, say Oregon ...

Letchworth isn’t the only place to witness this rare winter phenomenon. Along the frozen shores of Lake Ontario, water pushes ...

A seismic survey challenges the long-standing belief that only active volcanoes have large magma bodies sitting beneath them.

Looking at the Cascade Range in the US, geologists found large amounts of magma lurking beneath even long-dormant volcanoes.

Cornell University scientists studying six North American volcanoes within the Cascade Range found something totally unexpected underneath.

With eruptions in 1998, 2011, and 2015, the volcano serves as a perfect laboratory, and experts expect an eruption by the end ...

A groundbreaking study has revealed that massive magma reservoirs still exist beneath dormant volcanoes, challenging ...