Some of the World’s Atomic Clocks Were Off Last Week (by 5-Millionths of a Second)

The New York Times - TechnologyMonday, December 22, 2025 at 11:14:00 PM
NeutralTechnology
Some of the World’s Atomic Clocks Were Off Last Week (by 5-Millionths of a Second)
  • Recently, some of the world's most precise atomic clocks, including a cesium fountain clock at the National Institute of Standards and Technology in Boulder, Colorado, were found to be off by five-millionths of a second. This minor discrepancy highlights the challenges in maintaining the accuracy of timekeeping technology.
  • The implications of this development are significant for scientific research and technology that rely on precise time measurements, as even the smallest errors can affect experiments, satellite navigation, and telecommunications.
— via World Pulse Now AI Editorial System

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