Earth’s inner core may be slowing down compared to rest of planet



The spinning, solid inner core of the Earth may be slowing down by a minuscule amount, according to evidence from earthquakes.

Researchers Yang Yi and Song Xiaodong from Peking University in China looked at measurements of seismic waves passing through the Earth resulting from near-identical earthquakes dating all the back to the 1960s.



Originally published at www.space.com

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