Earth's Rotation Slowing: Days Lengthening, But Don't Expect 25-Hour Days Soon

Science
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Moneycontrol•30-12-2025, 12:19
Earth's Rotation Slowing: Days Lengthening, But Don't Expect 25-Hour Days Soon
- •Earth's rotation is gradually slowing, causing days to lengthen imperceptibly over vast periods.
- •The change is tiny: about 1.7 milliseconds per century, primarily due to the Moon's tidal friction.
- •Other factors like atmospheric shifts, melting glaciers, and Earth's interior also subtly influence rotation.
- •A 25-hour day is estimated to be 200 million years away, allowing ample time for biological adaptation.
- •Scientists debunk viral claims of immediate disruption, emphasizing the extremely slow, deep-time nature of this phenomenon.
Why It Matters: Earth's days are slowly lengthening due to lunar tides, but the change is imperceptible and millions of years away.
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