News

IEEE Spectrum on MSN13d
For Sale: The World’s Most Precise Clock
Now a Japanese company has commercialized one approach—an optical-lattice clock it claims is the most accurate on the market.
New atomic fountain clock joins elite group that keeps the world on time
Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards ...
Hackaday6mon
world clock
The Geochron World Time Indicator is a clock that doubles as a live map of where the sun is shining on the Earth. Back in its day, it was a cult piece that some have dubbed the “Rolex on the ...
Discover Magazine on MSN20h
New Atomic Fountain Clock Props Up the World's Time With Pinpoint Precision
F4, the latest cesium fountain clock that now stands as one of the most accurate timekeepers in the entire world.
New Boulder atomic clock submitted to track world’s time
According to scientists at NIST in Boulder, their newest atomic clock, the NIST-F4, will help track time more precisely and ...