German-Iranian artist Bettina Pousttchi (b. Mainz, Germany, 1971) has often contemplated systems of time and space. Over the course of the last seven years, she traveled around the globe creating ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — It is said that time is ...

Researchers in Boulder built a new clock that is more precise and accurate than any clock in the world. The discovery has implications for exploring fundamental physics questions, propelling new ...

Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards and Technology (NIST) campus in Boulder, Colorado. NIST-F4 measures an ...

Twice a year, Americans reset their clocks and lose an hour of sleep. The tradition may feel like a modern nuisance, but it began as a wartime policy during World War I. At 2 a.m. local time Sunday, ...