Corrections & clarifications: An earlier version of this story didn't explain the origins of daylight saving time, which was the result of a basic framework originally introduced in the Uniform Time ...

Daylight saving time in 2026 will begin on Sunday, March 8, when clocks spring forward one hour. Most of the U.S. observes daylight saving time, with the exception of Hawaii and most of Arizona.

Are you ready to spring forward? Daylight saving time begins on Sunday. Starting at 2 a.m., clocks will turn forward by one hour, which means we will lose an hour of sleep. Also read: Fading La Niña ...