Marvel’s Time Variance Authority (TVA) would probably call dibs on this atomic clock if they could! The NIST-F4 atomic clock, recently unveiled by the National Institute of Standards and Technology in ...

Make America Rested Again” amendment, which would put the U.S. on permanent standard time, was proposed during Senate ...

of the United States and its territories on Sunday at 2 a.m. local time. However two American states, and five territories, are exempt either in part or in full. The biannual clock switch for most ...

In US states that observe daylight-saving time, clocks change on the second Sunday in March and the first Sunday in November every year. In the spring, the clocks "spring forward" one hour at 2:00 ...