Daylight saving time will kick off on Sunday, March 9, requiring Americans to lose an hour of sleep as time shifts ahead by ...

Daylight saving time occurs between March and November, when most Americans adjust their clocks ahead by one hour.

While the spring equinox officially marks the beginning of spring on March 20, daylight saving time helps align human ...

The machine, called a cesium fountain clock, was in the middle of a two-week measurement run at a National Institute of Standards and Technology (NIST) research facility in Boulder, Colo., ...

If some lawmakers (and President Donald Trump) have their way, this could be the last time we change the clocks, too. Trump didn’t clarify which side of the clock he’s on, but recent pushes have ...

In more than half the country, lawmakers have introduced bills to stop changing the clocks twice a year — what’s happening in your state?

Is it time to stop changing our clocks twice a year? Here's a state-by-state look at efforts to make daylight saving time ...

Daylight saving time begins at 2 a.m. on Sunday, March 9, at which time clocks 'spring forward' and reset to 3 a.m. In the ...