Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

Working dogs and other animals have disoriented internal clocks after the time change, while pets hardly notice the ...

Spring is coming soon, as is Daylight Saving Time. Find out here when the sun will start to set later this year, and when ...

WASHINGTON — Millions of clocks across the United States ... Under federal law, states are allowed to opt out of daylight saving time and remain on standard time but are not allowed to remain ...

Daylight saving time occurs between March and November, when most Americans adjust their clocks ahead by one hour.

And despite what that groundhog said — or the recent bout of snow many areas have received — there’s a hint of spring as the sun stays out ... time will start on Sunday, March 9, this year ...

WASHINGTON — Millions of clocks across the United States will revert to ... Under federal law, states are allowed to opt out of daylight saving time and remain on standard time but are not allowed to ...