Published on
May 2, 2025
This New Atomic Clock Is So Precise It Won’t Lose a Second for 140 Million Years
NIST scientists Greg Hoth (left) and Vladislav Gerginov work on NIST-F4, NIST’s new cesium fountain clock. Credit: NIST. On a campus in Boulder, Colorado, time just became a little more exact. Inside the National Institute of Standards and Technology, or …
Source:
ZME Science
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