The advantage of a radio-controlled clock that receives the time signal from WWVB is that you never have to set it again.

Atomic clocks are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which ...

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 ...