Long before midnight ruled the clock, Italians marked each day from sunset to sunset. Discover the story of Ora Italica ...

The end of daylight saving time and the return to standard time aren’t all bad. While the days will seem to end earlier, with sunset times moving up, health experts and recent research generally agree ...

A new 3-D model of a portable sundial found near Pompeii is helping researchers understand how to operate the "pork clock." ...

Packers quarterback Jordan Love has converted five third downs with his legs, along with a pair of sneaks to convert on ...

Turns out, men have a biological clock too — only theirs ticks in quieter, more insidious ways. While a woman’s egg quality ...

It wasn't until he was in the end zone that Nyziah Hunter realized he'd left something behind. Oh, the late Lyell Bremser would've loved this touchdown. A slight twist from the announcer's famous line ...

Fall is here. The sun is setting earlier. Days are getting cooler (sort of), and nights are getting longer. Soon, the clocks will fall back, shifting our daylight hours even more. President Donald ...

Correction & clarification: A prior version of this story misstated the origin of the U.S. law on daylight saving time. Many countries around the world and most of the United States still observe the ...