The Golden Standard of Timekeeping. NIST-F4 is a cesium fountain clock, which is considered the cream of the crop - there are fewer than 20 of its kind operating in the entire world.

Currently it falls short of the world record for precision because it only reads out 12 digits of a frequency measurement compared with the strontium clock’s 18. “This first realization is not ...

The clock had not appeared in the original 1956 plans that Eero Saarinen, the Finnish American architect, presented to Howard Hughes, the owner of Trans World Airlines.

The Casio DQD-851J-8JF desk clock is set to release in Japan on October 25 for ¥4,378 JPY (approximately $29 USD) ... Cherry World AW24 Unveils a Bold New Fashion Era.