A surprising discovery beneath the Pacific Ocean reveals that Earth's molten outer core has reversed its flow direction, ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth's Core Holds a Vast Reservoir of Gold, And It's Leaking Toward The Surface Earth's core is rich with gold, and it's leaking ...

Deep beneath our feet lies one of the most important parts of our planet: Earth’s core. Hidden thousands of kilometers below the surface, this massive sphere is made primarily of iron and nickel. At ...

The Earth's inner core was once liquid, but has turned solid over time. As the Earth gradually cools, the inner core expands outwards at the surrounding iron-rich liquid "freezes." That said, it is ...

A doughnut-shaped region thousands of kilometers beneath our feet within Earth's liquid core has been discovered by scientists from The Australian National University (ANU), providing new clues about ...

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Scientists have discovered that seismic waves traveling to Earth’s core and back caused almost all of Japan to shift eastward ...

Earth’s core is apparently a bit leakier than scientists expected. In a new study published in Nature, researchers describe evidence that traces of precious metals from Earth’s metallic core, ...

What is the speed and timing of the Earth’s inner core cooling? This is what a recent study published in Nature Communications hopes to address as a team of scientists investigated the composition ...

The solid inner core at the center of the Earth, surrounded by the outer core, mantle and crust. Here’s why: While it is well known that a material must be at or below its freezing temperature to be ...

Earth’s inner core is changing shape, scientists have found. The discovery resolves a long-simmering controversy about what’s happening at the heart of the planet — which was long thought to be solid ...

LONDON — Picture all of Earth's oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth's core, possibly ...