Innovative optical atomic clock could combine single-ion accuracy with multi-ion stability

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more ...
IFLScience

Multi-Ion Optical Atomic Clock Takes A Step Towards Changing The Definition Of A Second

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...
ExtremeTech

Optical lattice clock could change the definition of the second

Tucked away in a vault in France is a weight made of platinum and iridium, diligently cared for by a team of highly trained specialists. Its sole purpose is to be, to sit and remain unchanging as the ...
PC Magazine

analog clock

The traditional time-of-day clock that displays 12-hour marks around a circle with midnight and noon at the top. The analog clock's minute hand goes around the circle every hour, and the shorter hour ...