Understanding Earth's Crust Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost ...

The iron-rich core at the center of our planet has been a crucial part of Earth's evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...

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, ...

When Earth’s ancient supercontinent Nuna broke apart, it reshaped oceans, cooled the climate, and set the stage for complex life to evolve.

A lone man walks across an expanse of ice; a mottled tundra; desert badlands. The single human figure becomes a focal point ...