Japan puts world's most accurate clock on sale for $3.3 mn
Resembling a squat, wide fridge, the world's most accurate clock went on sale for $3.3 million in Japan on Wednesday.
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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 ...