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Earth, Rotation Sped Up

· 1d · on MSN

Earth's Rotation Sped Up on July 9—and We're Not Sure Exactly Why

On July 9, 2025, scientists at the International Earth Rotation and Reference Systems Service (IERS) reported that the Earth completed its rotation approximately 1.3 to 1.6 milliseconds faster than the standard 24-hour period. Moreover, this is expected to happen again on July 22 and August 5 this year.

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· 2d · on MSN

Earth’s Rotation Is Speeding Up This Summer. Here’s Why

· 20h · on MSN

Earth's fastest rotations — and shortest days — are predicted for this summer. Here's what to know.

19h

Earth Is Spinning Faster and Days Are Getting Shorter, for Now

The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond ...

3d

Earth will spin faster than normal on Wednesday, but blink and you'll miss it

While that tiny time difference is imperceptible to humans, it represents part of a broader pattern that has left scientists ...

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