The size, power, and other metrics of a latest-generation chip-scale atomic clock. 1. This is the core of the National Institute for Standards and Technology NIST-F1 primary standard atomic clock ...
The clock hands are set by the Bulletin of the Atomic Scientists, a group formed by Manhattan Project scientists at the University of Chicago who helped build the atomic bomb but protested using it ...
ESA's Atomic Clock Ensemble in Space (ACES) has arrived at NASA's Kennedy Space Center in Florida, United States. This cutting-edge European experiment will test fundamental physics from the ...
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