As explained in a mailing list post by Jeffrey Sherman, a NIST supervisory physicist who maintains the institute’s atomic clocks, “The atomic ensemble time scale at our Boulder campus has failed due ...

NIST scientists have published results establishing a new atomic clock, NIST-F4, as one of the world’s most accurate timekeepers, priming the clock to be recognized as a primary frequency standard — ...

On December 17, 2023, the National Institute of Standards and Technology (NIST) announced that its NTP server was able to survive a power outage thanks to its backup power system. However, the outage ...