Art Crime Science, Long Covid Update, Earth's Slowing Core. Jan 27, 2023, Part 1

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What’s Behind The Strange Slowing Of The Earth’s Core? Even though some days feel more chaotic than others, the rotation of the surface of the planet proceeds at a pretty constant rate—about one full rotation every 24 hours. But the rotational speed of the inner core is less stable, and has been known to shift over time. Now, researchers are reporting in the journal Nature Geoscience that according to seismic data, the Earth’s inner core may have recently paused its rotation, and could even go on to reverse direction relative to the rest of the planet. Tim Revell, deputy United States editor of New Scientist, joins SciFri producer Kathleen Davis to talk about the shift in rotation and other…