22 Jul , 11:46
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Every second counts. Scientists from the USA have presented atomic clocks which, according to them, are the most accurate time-measuring device in human history. They are so reliable that they will work properly for the next 100 million years.
"Time signals are used billions of times a day. They provide accuracy for trillions of dollars in electronic transactions," - said the head of the time and frequency department, Elizabeth Donley.
More details in the Ren TV report: