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Japan puts "world's most accurate clock" on sale for eye-popping price
The world's most accurate clock – so precise that it would take 10 billion years for it to deviate by one second – has gone ...
When did clocks change for daylight saving time?
Clocks had to "spring forward" one hour at 2 a.m. on Sunday, March 9, 2025, causing most people to lose an hour of sleep. We ...
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Japan puts world's most accurate clock on sale for $3.3 mn
Japan puts world's most accurate clock on sale for $3.3 mn Resembling ... a "strontium optical lattice clock", it is 100 times more accurate than caesium atomic clocks, the current standard for ...
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Spring forward: Here's when clocks change for daylight saving time
Clocks will "spring forward" one hour at 2 ... The practice has been implemented in some form since World War I when Germany originally introduced it to conserve power and energy by extending ...