The alarm is once again sounding, and it’s louder than ever. Bulletin of the Atomic Scientists’ Doomsday Clock has reached 85 ...

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 ...

Physicists are quietly rewriting one of the most basic units in science, using a new generation of optical clocks that can keep time so precisely they barely lose a beat over the age of the universe.

A top secret lab is developing a super-precise 'quantum clock' that could revolutionize British intelligence. This super-accurate timekeeping device, to be rolled out by 2029, will allow more precise ...