In NSW, Victoria, South Australia, Tasmania, and the ACT, clocks will roll forward at 2am on Sunday, October 5, jumping to 3am. It will end in April 2026, when clocks are turned back one hour, ...

Time can be a controversial business. Who came up with time zones – and why is the International Date Line a bit squiggly?

Stanford Medicine researchers have discovered there are long-term health hazards from changing the clocks twice a year—and better alternatives.

If permanent daylight saving time ever takes effect, the biggest pro by far would be no sleep disruption. Some might think it's odd to trick-or-treat when it's sunny out. Ironically, a week after ...

A Stanford Medicine study modeled the effects of three time policies (permanent standard time, permanent daylight saving time, and biannual shifts) on circadian rhythms and health, concluding that ...

The sun is setting earlier and the nights are getting longer — a sign that clocks are about to fall back for the time change. Here's what to know about daylight saving time end 2025. Many countries ...

Correction & clarification: A prior version of this story misstated the origin of the U.S. law on daylight saving time. Sunsets are earlier, the nights getting longer and the leaves are turning — ...

The nights are coming earlier as first day of fall is days away. Here's what to know about the autumn equinox and the end of daylight saving time this year. Many countries around the world and most of ...

Most Americans would be healthier if the nation dropped daylight saving time, a major new study says. Switching to permanent standard time would prevent about 300,000 cases of stroke per year and ...

Clocks are scheduled to “fall back” on Sunday as part of Daylight Savings Time. Photo by Sonja Langford via Unsplash In a few short weeks, it will be time to fall back, as they say, returning to ...