How a Power Outage In Colorado Caused US Official Time To Be 4.8 Microseconds

Tony Isaac shares a report from NPR: The U.S. government calculates the country’s official time using more than a dozen atomic clocks at a federal facility northwest of Denver. But when a destructive windstorm knocked out power to the National Institute of Standards and Technology (NIST) laboratory in Boulder on Wednesday and a backup generator subsequently failed, time ever so slightly slowed down. The lapse “resulted in NIST UTC [universal coordinated time] being 4.8…