Time (measure)
Negative leap second may be needed to adjust for Earth spinning slower
Science
Dr. Sarah Adams
Leap seconds are added because if Earth is rotating slower over millions of years then a Coordinated Universal Time (UTC) minute would ...
When is spring forward? Does DST time change end?
U.S.
Amanda Smith
Daylight Saving Time is here and if you forget to change your clocks, you can’t blame us for not warning you. People ...
