Daylight saving time in 2025, when clocks change by an hour, has begun. Here's a look at when exactly we "spring forward" and how daylight saving time works. What time exactly does the time change ...

In most of Europe, meanwhile, daylight saving time, or British Summer Time as the U.K. calls it ... so you know when to change your clock and not miss an important engagement.

Losing an hour of sleep as daylight saving time kicks in can do more than leave you tired and cranky the next day — it also could harm your health.

Sleep experts have argued making standard time permanent is better for our bodies. Faster than you can say spring forward, it'll be time to change our ... time in the U.S. begins on the second ...

Many devices, such as phones and computers, will automatically change to DST, but non-smart devices, such as microwaves and some car radios, as well as any clock ... time in 1916. The U.S. did ...

Unlike other, easier-to-remember federal events, like the Fourth of July, the clock change in the United ... and scientists decided on time zones, and in 1883, U.S. and Canadian railroads adopted ...