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

When time adjusts an hour, setting your clock the night before allows you to wake up with the adjusted time, which prevents ...

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 ...

It's once again time to spring forward this weekend as millions of Americans will change their clocks and get that extra hour ...

No, your power didn't go out — the time changed to daylight saving time! For some, daylight saving time is a sign that spring ...

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

You may have been groggy this morning thanks to our clocks “springing forward” an hour overnight. Unless, of course, you live in either of the two states that don’t observe daylight saving ...

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

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

Daylight Saving Time ends on the first Sunday of November in the fall of each year. That's when states turn clocks back an hour. In the U.S., clocks will officially spring forward at 2 a.m. on Sunday, ...

Clocks had to "spring forward" one hour at 2 a.m. on Sunday, March 9, 2025, causing most people to lose an hour of sleep. We won't "fall back" to standard time again until Nov. 2, the first Sunday of ...