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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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· 1d · on MSN

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

· 2d · on MSN

Earth’s rotation will speed up for 3 days this summer. Here’s what that means

14hon MSN

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

The Earth is predicted to make its fastest rotations on July 9, July 10, July 22 and August 5, according to a Time and Date ...

17h

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 ...

2d

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 ...

Modern Engineering Marvels on MSN23h

How the Moon’s Subtle Tug and Climate Change Are Reshaping Earth’s Spin and the Future of Timekeeping

July 9, 2025, saw the Earth spin through one of its shortest days on record a fleeting, nanosecond instant that passed ...

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