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MIT and Harvard break quantum limit with world’s most accurate optical clock

Add Yahoo as a preferred source to see more of our stories on Google. MIT and Harvard scientists have built the world’s most precise optical clock, surpassing the quantum limit with entangled atoms ...
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The world's first nuclear clock can detect changes in nature’s fundamental constants

Add Yahoo as a preferred source to see more of our stories on Google. The thorium crystal. The core element of the experiment: a crystal containing thorium atoms. (CREDIT: TU Wien) Scientists have ...
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MIT and Harvard break quantum limit with world’s most accurate optical clock

Every second of modern life runs on precision — from GPS navigation to the time signals that keep the internet in sync. But scientists at MIT and Harvard have just taken precision to an entirely new ...
AOL

The world's first nuclear clock can detect changes in nature’s fundamental constants

Scientists have taken another giant step towards building the most precise clock ever imagined—one that could display not only the passage of time, but shifting rules of nature itself. An ...