"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." To understand the mantle—the largest layer of Earth’s rocky body—scientists drill deep cores out of the ...

Orbital data reveals that rocks transforming deep inside the Earth may be responsible for changes to our planet’s gravitational field.

A study by researchers at the University of Oxford, University of Leeds, and University College London has identified a new constraint on the chemistry of Earth's core, by showing how it was able to ...

Earth's invisible magnetic field acts as a vital shield, protecting life from dangerous cosmic radiation and solar particles.

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 ...

I can think of a shelf-full of books about forests, and nearly as many about the ocean or deserts. And consider how much ink has been spilled over expeditions to far-flung ecosystems, from the Amazon ...

The world's unrelenting need for energy, as well as increasingly warm temperatures, is making the need for clean sources of ...