Far below the deepest boreholes, Earth’s core appears to keep its own rhythm, a slow magnetic throb that repeats roughly ...

The record-breaking mission offers an unprecedented opportunity to study the geology of our planet’s largest layer.

Learn about the continent-sized rocks hidden deep within Earth's mantle that have influenced the magnetic field for millions ...

Hydrogen reserves in Earth’s core large enough to supply at least nine oceans may influence processes on the surface today.

While we have sent probes billions of kilometers into interstellar space, humans have barely scratched the surface of our own ...

Stanford researchers have created the first-ever global map of a rare earthquake type that occurs not in Earth's crust but in ...

The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

All the activity on Earth’s surface — erupting volcanoes, shifting tectonic plates, restless seas and myriad forms of life — depends on the two-part engine under the hood. Directly beneath Earth’s ...

Learn how seismic waves helped identify rare mantle earthquakes deep below Earth’s crust, offering new insight into the ...

Stanford University researchers have pulled back a curtain on a hidden part of Earth that rarely makes headlines. Their new ...

NSF: Researchers have found a primitive Earth mantle reservoir on Baffin Island in the Canadian Arctic. Geologist Matthew Jackson and his colleagues from a multi-institution collaboration report the ...