Earth's Rotation Is Gradually Slowing Down

The Earth's rotation is decelerating by approximately 17 milliseconds per century due to tidal friction caused by the Moon. This means days were shorter in the distant past and will be longer in the far future, subtly altering our planet's rhythm.

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https://en.wikipedia.org/wiki/Earth%27s_rotation

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Published: March 27, 2026
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Physics Astronomy Rotation Earth Geology Moon Tides

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