Mysterious 'backtracking': Why we may soon have longer days

New research has confirmed that Earth's inner core, a moon-sized chunk of solid iron and nickel located over 3,000 miles below the surface, has been spinning unusually slowly for the past 14 years. This slowdown could potentially lengthen Earth's days, though any changes would likely be imperceptible to humans.

from Science News - Times of India https://ift.tt/hAYfjEM
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