Colossal volcanic eruptions like the kind that may have obliterated the dinosaurs more than 65 million years ago are caused by mantle plumes that rise from shifting underground mountains deep within ...

New research has uncovered a fascinating link between volcanic eruptions and mysterious structures deep within Earth’s interior, challenging long-standing assumptions about the planet’s lower mantle.

Volcanic eruptions can destroy essential infrastructure, ground air traffic for days, wipe out entire cities, disrupt the climate for years, and even wipe out life on Earth, so it's important to know ...

While many science books would have you believe the Earth's lower mantle—the layer deep below the crust—is smooth, it's actually made up of a mountainous-like topography that moves and changes just ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: Volcanoes are responsible for some of the greatest ...

Seismic data has revealed strange blobs of material near Earth's core that seem to have different properties ... of this ...

A section of Earth’s mantle beneath Oman appears to be unusually warm, in what researchers say may be the first known “ghost plume” – a column of hot rock emanating from the lower mantle without ...

The record-breaking mission offers an unprecedented opportunity to study the geology of our planet’s largest layer.

However, seismic anomalies detected on Mars by the InSight mission reveal that the mantle is far from smooth and contains rough lumps of ancient fragments up to 4km wide, preserving the planet’s ...