Arizona does not observe daylight saving time, remaining on Mountain Standard Time year-round and avoiding the annual shift ...

A poster from 1918 encourages citizens to write a postcard and lobby Congress in support of daylight saving time. Credit: ...

For the next eight months, most of us will be observing daylight saving time. But what if this became our permanent time?

How we came to move the clock forward in the spring and then push it back in the fall is a tale that spans over more than a ...

Daylight saving time is forcing a lot of people to move their clocks forward by an hour. But people who live here won't have ...

Daylight Saving Time for 2025 begins in most parts of the United States at 2 a.m. on Sunday, with Americans losing an hour of ...

Time jumped forward one hour in the early morning on Sunday, meaning Americans lost an hour of sleep but gained daylight.

Clocks will "spring forward" one hour at 2 a.m. on Sunday, March 9, 2025, causing most people to lose an hour of sleep. We ...

Get ready for Daylight Saving Time in 2025! Learn the exact dates for springing forward and falling back, plus everything you need to know about time changes, their effects, and how to prepare.

Arizona doesn't participate in Daylight Saving Time, which means that we won't have to adjust our clocks or worry about our sleep.

Daylight saving time begins on Sunday, March 9, meaning most Americans will lose an hour of sleep as we "spring forward." ...