If the rules of the tiny quantum world applied to ordinary objects, all sorts of strange things could happen: An object like a car or a person might be in two places at once, or two clocks could "entangle," moving in synchrony as if they were physically conjoined even when miles apart. In June researchers at the National Institute of Standards and Technology (NIST) reported on their effort to see how far quantum behavior can be extended into the everyday realm.
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