Geochemistry, Mineralogy, Volcanology | 24 June 2020

Earth’s Core Is in the Hot Seat

Revealing Earth’s Secrets Under Pressure • Earth’s Core Is in the Hot Seat   • Remaking a Planet One Atom at a Time   •...

Core processes | 9 December 2019

Inner core crystallization through the F-layer as a constraint for core composition

John W Hernlund + Kei Hirose

The crystallization of Earth’s solid inner core fuels convective motions inside the well mixed outer core and helps maintaining dynamo activity through the expulsion of buoyant inc...

Planetary Sciences | 4 November 2020

Measuring Massive Magnetic Meteorites

Space & Planets

For a week in the summer of 2019, a Smithsonian Institution warehouse looked like a scene from a 1950s science fiction sto...

Core processes | 9 December 2019

Geodynamo origin to inner core growth: Core chemical evolution traced by paleomagnetism

John Anthony Tarduno + Francis Nimmo + Richard K. Bono ...

Paleomagnetic, radiometric age, and geochemical data support a geodynamo at least as old as 4.2 Ga. The Hadean geomagnetic field may have been driven by core precipitation of MgO a...