Scientists have discovered an ancient "ghost" plume lurking beneath Oman. The magma plume is trapped beneath a thick portion of Earth's crust and the upper part of the mantle, the planet's middle ...

A massive, iron-rich structure sitting at the base of Earth’s mantle beneath the Hawaiian Islands may be doing more than ...

Signals from satellites orbiting hundreds of kilometers above Earth are revealing dramatic changes deep beneath the Antarctic ice. Scientists, using a network of satellites, seismic sensors, and GPS ...

JACKSON — Scientists have mapped the precise route of the magma plume feeding the famed and sometimes-feared Yellowstone hotspot from the surface of the Earth all the way to its outer core. The source ...

Using a nearly 200-year record of lava chemistry from Kīlauea and Maunaloa, earth scientists from the University of Hawai‘i at Mānoa and colleagues revealed that Hawai‘i’s two most active volcanoes ...