The steady tick of a clock usually feels simple and dependable. Something swings or vibrates in a controlled rhythm and marks ...

The familiar tick-tock of wall clocks originates from the escapement mechanism, which controls gear movement in precise steps ...

“Quantum clocks running at the smallest scales were expected to lower the energy cost of timekeeping, but our new experiment ...

As anticipation builds for the longer days that follow this weekend's switch to daylight savings time, the moment seemed ...

A study led by the University of Oxford has identified a surprising source of entropy in quantum timekeeping—the act of ...