A power outage at a key atomic clock facility led to the US official time slowing down by just under five millionths of a second last week, the country’s time watchdog said. A severe windstorm knocked ...

Ultra precise Chinese lattice clock joins international system, challenging decades of US dominance in global timekeeping ...

When a massive windstorm in Colorado last Wednesday indirectly disconnected more than a dozen atomic clocks from their system, it threw out the US official time standard. These touchstone atomic ...

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 ...

The geospatial sector, and the wider community, relies on precise timekeeping based on microwave atomic clocks. Is that about ...