Atomic clocks use quantum physics and the resonant frequency of atoms, like cesium, to define time. Modern timekeeping relies on the accuracy of atomic clocks, which revolutionized timekeeping by ...

MIT researchers double the accuracy of optical atomic clocks by reducing quantum noise with an innovative laser technique.

The field of optical atomic clocks, in combination with ultracold atoms, has transformed precision timekeeping and metrology. By utilising laser-cooled atoms confined in optical lattices, researchers ...

Atomic clocks and frequency standards represent the pinnacle of precision timekeeping technology. By harnessing the natural oscillatory behaviour of atoms, these devices deliver unparalleled accuracy ...

The nucleus of an atom is now the modern version of sand flowing through an hourglass. Researchers have spent 15 years trying to increase accuracy in timekeeping. The U.S. standard currently relies on ...

STATEN ISLAND, N.Y. — When Daylight Saving Time arrives next month, we have to set our clocks ahead one hour. But do we, really? Many of the clocks we rely on daily actually do the resetting all by ...

On Sunday, Nov. 2, we head back into Standard Time and say goodbye to Daylight Saving Time until March 8, 2026.

Testbed submarine XV Excalibur went to sea with Infleqtion’s quantum optical atomic clock on board – the first time such a ...

Modern timekeeping relies on the accuracy of atomic clocks, which revolutionized timekeeping by using the quantum behavior of atoms to measure time. Discover how these incredibly precise clocks work, ...