Earth’s deep interior may hold water equal to today’s oceans, challenging long-held views of how the planet became habitable.

There may be hidden layers to Earth’s core dictated by chemical composition. In A Nutshell Lab experiments suggest Earth’s ...

The Earth’s inner core, a solid sphere predominantly composed of iron and nickel, occupies a central role in our planet’s evolution and geodynamo processes. Although hidden beneath thousands of ...

The Committee on Solid Earth Geophysics serves as the focal point for community discussion and community-agency interaction on issues related to the structure, dynamics, and evolution of the Earth.

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. Our ...