Earth's Rotation Accelerates, Leading to Shorter Days in 2025
TL;DR Summary
Earth is spinning slightly faster than usual, causing some days in summer, particularly in July and August, to be shorter by about 1.34 milliseconds, due to fluctuations in its rotation influenced by gravitational interactions with the moon.
- Earth Is Spinning Faster, Making Some Summer Days Shorter The New York Times
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- July 9 may be the shortest day ever in history, scientists say. How much time will we lose? NOLA.com
- Earth just had a freakishly short day, but the fastest day of the year is yet to come Live Science
- Is Earth’s rotation speeding up? Why this July day may be shortest so far in 2025 USA Today
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