Earth's Inner Core Rotates Faster Than Its Surface

Studies suggest the solid inner core spins slightly faster than Earth's mantle and crust, gaining about 0.08 to 0.1 degrees of longitude annually. This differential rotation is influenced by the magnetic field generated in the liquid outer core.

Source

https://www.nature.com/articles/d41586-023-00231-9

Details

Published: March 29, 2026
views: 46

Earth Geology Earth Science Physics Earth Core Inner Core Rotation Magnetic Field Geophysics

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