Iceland is one of the most active volcanic regions in the world, but its seismic nature is part of a much broader geological ...

Here's What'll Happen When Plate Tectonics Grinds to a Halt. A new study says we may only have another 1.45 billion years to enjoy the dynamic action of Earth’s geologic engine.

The December 18 explosion is the region’s fourth in three years—and has fired out 10 times more lava per second than any of the past three at their peaks. Here's what happens next.

Evidence has been found for a mantle plume beneath Oman, on the Arabian Peninsula. Unlike all the confirmed mantle plumes ...