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 ...
This accurate one-pulse-per-second clock is made with a few common parts and driven from a 50 or 60 Hertz mains supply but with no direct connection to it. A beep or metronome-like click and/or a ...
THE RFL Board has approved a series of Law amendments for the 2026 season, following recommendations from the RFL Laws Committee.
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