It’s 3:00 pm, and my colleague is staring blankly at her screen. The energy she began the day with has vanished.

Following Calculator 8.7, Google is rolling out an update to Android’s Clock app with version 7.13. Update 4/28: Google Clock 7.13 and Calculator 8.7 are now widely rolled out. Original 4/22: There ...

An atomic clock research team from the National Time Service Center of the Chinese Academy of Sciences has proposed and ...

Dinner time is a hot topic among nutrition and chronobiology experts. Some suggest eating early to boost digestion and ...