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![Gizmodo Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::2890961.png) Gizmodo [@Gizmodo](/creator/twitter/Gizmodo) on x 2.6M followers
Created: 2025-07-25 12:21:00 UTC

Earth's Unusual Rapid Spin Could Prompt First-Ever 'Negative Leap Second'

![](https://pbs.twimg.com/card_img/1948720134874435584/5pKrmm3T?format=jpg&name=800x419)

XXXXX engagements

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[Post Link](https://x.com/Gizmodo/status/1948720134148718971)