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

It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...

New Cornell University led-research challenges the long-standing belief that active volcanoes have large magma bodies that ...

They say those same efforts are also expanding to other North American volcanoes, including several volcanoes in Alaska, as part of the National Volcano Early Warning System, “with the aim of ...

What differentiates an active volcano from a dormant one?While visible lava at the surface is an obvious indicator of activity, the long-standing ...

ITHACA, N.Y. – 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 ...

Jan. 10, 2025 — A new study based on the sampling and analysis of volcanic ash at Cumbre Vieja volcano in the Canary Islands, located off Africa's northwest coast, suggests that the composition ...

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 ...