Smithsonian scientists and researchers work to understand the natural history of Earth. They explore how the Earth and its inhabitants have changed and adapted over time. They explore questions about ...

Others study water or air. Earth Science helps us better understand the world around us and can help keep us safe. Find out more about the Earth.

Earth science concentrates on investigating how the planet works and why. This field delves into the many layers of the Earth and explains how those pieces fit together into a cohesive structure.