'Tweezer clock' may help tell time more precisely

'Tweezer clock' may help tell time more precisely

Adam Shaw, Ivaylo Madjarov and Manuel Endres work on their laser-based apparatus at Caltech. Credit: Caltech Atomic clocks are used around the world to precisely tell time. Each “tick” of the clock depends on atomic vibrations and their effects on surroundin… [+3997 chars]

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