Earth S Inner Core Might Be Reversing Its Spin
A new study suggests that the Earth’s inner core recently stopped spinning and is changing its direction. The changing spin may be behind slight fluctuations in the length of a day from year to year. In the January 2023 issue of the science journal Nature Geoscience, researchers Xiaodong Song and Yi Yang of China’s Peking University claimed the planet’s inner core stopped spinning relative to the other layers around 2009....