Zulu Time, also known as Coordinated Universal Time (UTC), is a standardized time reference used worldwide in aviation, weather and military operations to avoid confusion across time zones. Have you ...

For decades, the moon's subtle gravitational pull has posed a vexing challenge—atomic clocks on its surface would tick faster than those on Earth by about 56 microseconds per day. This extremely small ...

NASA and its international partners have big plans when it comes to the Moon—plans that will require the careful synching of Earth-based clocks with those on the Moon. The White House wants NASA to ...

The difference between Japan Standard Time (JST) and Coordinated Universal Time (UTC) has been reduced from typically ±20 ns to less than ±5 ns by the inclusion of the optical lattice clock since ...