Tag Archives: Atomic Clocks

WWVB celebrates 50 years of quietly keeping time

Thanks, David, for sharing a link to this brilliant article on the history and future of WWVB: (Source: Wired) Every night, while millions of Americans are fast asleep, clocks and wristwatches across the country wake up and lock on to … Continue reading

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Grandfather of WWV’s atomic clock

I just discovered a film produced by the National Physical Laboratory¬†(NPL) Film Unit in the 1950s explaining the principles behind the first accurate atomic clock. The clock was designed by Louis Essen and built at the National Physical Laboratory in … Continue reading

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