A top-secret lab in the UK is developing the country’s first quantum clock to help the British military boost intelligence. A strontium atomic clock, pictured in a lab at the University of ...

and advancements in quantum clocks are at the forefront. These devices, which measure time based on the natural oscillations of atoms, have reached levels of precision unimaginable just a decade ago.

An image of the UK MoD's Defence Science and Technology Laboratory's prototype quantum atomic clock, released on 6 January 2025. (Crown Copyright) The United Kingdom ...

The clock, which utilizes quantum entanglement of atoms and a different element than most atomic clocks rely on, could be dramatically more accurate over long periods of time than current models.

A top-secret lab in the UK is developing the country's first quantum clock to help the British military boost intelligence and reconnaissance operations, the defence ministry said Thursday.