New simulations reveal that an ancient ocean of magma located above the Earth's core continues to shape the planet's ...

Scientists thought this crater in Australia was the world’s oldest — but an independent analysis shows they might be off by ...

Pillars of hot rock appear to connect continental-size moving blobs at the bottom of Earth's mantle to giant volcanic eruptions at its surface.

A volcano erupted on Wednesday in southwest Iceland, authorities said, with live media images showing it belched smoke and ...

A lava-spewing fissure has opened up along Iceland's Sundhnúkur crater row as the Reykjanes peninsula experiences another ...