Earth's rocky layers are mysteriously low in nitrogen compared with carbon and argon. A scientific team explored our planet's molten youth using advanced quantum mechanical simulations, revealing ...

Remnants of a liquid layer of magma near Earth's core, formed in the first few hundred million years of the planet's history, ...

Mars' magnetic mystery may finally have a solution—scientists now think the Red Planet’s ancient magnetic field only existed ...

Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research ...

A reanalysis of paleomagnetic poles provides tighter bounds on the style and rate of motions of our whole planet with respect ...

Even the oldest and most stable of lithospheric structures can’t withstand geologic machinations deep within the Earth.

The moon is intimately familiar to most people simply because it's a constant in the night sky, but its interior is more of a ...

Learn about Mars' defunct magnetic field, which may have sustained life on the planet and covered only its southern ...

As climate change melts ice sheets and glaciers, water is being redistributed across the globe — and could end up moving the ...

This process, called the core-mantle differentiation, shaped the Earth's layered structure. But it was not just metals and rocks sorting themselves out—volatile elements like nitrogen ...