"All of the volcanoes, including dormant ones, have persistent and large magma bodies," the team reported. "It appears that these magma bodies exist beneath volcanoes over their whole lifetime ...

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 ...

BACOLOD CITY, Philippines — The Philippine Institute of Volcanology and Seismology (Phivolcs) yesterday reported that magma in Kanlaon Volcano has risen to less than five kilometers from the crater.