Like a mosquito tunneling into the skin to get at the rich feast within, geologists poked a long, narrow drill into Earth's crust last year, pulling out a treasury of geological goodness. The result ...

"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 ...

Extreme chemical reactions could explain why Earth's middle layer has so much carbon. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...

Discover what the most abundant element on Earth is. Learn why iron dominates the planet, which elements rule the crust and ...

Our planet's core is rich in gold that can leak out into the mantle, and in some cases, end up in volcanos on the surface, according to a new study. When you purchase through links on our site, we may ...

Deep under the crust and mantle of our Earth lies its core. Earth’s core was formed during the Iron Catastrophe, a major geological event where Earth was heated to temperatures above iron’s melting ...

Our Earth is structured sort of like an onion — it’s one layer after another. Starting from the top down, there’s the crust, which includes the surface you walk on; then farther down, the mantle, ...