The history of clocks is a remarkable tale of human ingenuity and the pursuit of precision. Explore how ancient civilizations began measuring time and how this led to the creation of the first true ...

Optical quantum clocks developed at the University of Adelaide have been proven to outperform GPS navigation systems by many ...

An attosecond—or 0.000000000000000001 second—is no time at all for a person. That is not so for electrons, atoms and ...