For a brief window this month, the official clocks that quietly coordinate the Internet’s heartbeat slipped out of sync. After a power outage hit key servers in Colorado, the National Institute of ...
The National Institute of Standards and Technology (NIST) has announced that a new experimental atomic clock based on a single mercury atom is now at least five times more precise than NIST-F1, the ...
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 — ...
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