Earth's Interior

One of the best images of a mid-ocean ridge sheds light on plate tectonics.

Molten magma underlies Earth's tectonic plates.

Physicists have tentatively detected several particles that could reveal how radioactive heat inside the earth could influence earthquakes

The Higgs isn’t the only particle physicists are hunting.

Southern reaches not as old, worn-down as thought.

Seismic data gives new estimates for curst of least-known continent.

Geologists destroy gems to discover how magma melts 150 miles below Earth's surface.

Iron from Earth's core is leaking into parts of the mantle.

Accounts for why some spots have higher concentrations of the rare metal.

Ambient noise generated by the planet sheds light on its inner layers.