Morning Overview on MSN
An optical clock sets a record, edging us toward a new second
Physicists are quietly rewriting one of the most basic units in science, using a new generation of optical clocks that can ...
9don MSN
Optical clock sets new accuracy record, bringing us closer to a new definition of the second
A research team at VTT MIKES has set a new record in optical-clock absolute frequency measurements using a strontium ...
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