Peeling back each of Earth's layers reveals a lot about our planet's formation. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Earth's ...

Beneath the outermost crust, the mantle and the molten-liquid outer core lies the Earth’s solid metal center — which actually has a hidden layer, or an “innermost inner core” within ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

Underneath our feet, deep down below the Earth’s crust and its other layers lies the core, or where the planet’s magnetic fields are generated. However, experts now say it’s changing and there might ...

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity.

For decades, scientists have debated the nature and origin of what some experts consider the most anomalous and enigmatic layer of Earth’s deep interior: the boundary between its scorching-hot ...

Beneath the outermost crust, the mantle and the molten-liquid outer core lies the Earth's solid metal center — which actually has a hidden layer, or an "innermost inner core" within, according ...