This breakthrough in precision timing is about the size of your fingernail and only loses one second every 30,000 years.

In 1883, railroad leaders and others gathered to fix a problem: There were no standardized time schedule to run trains.

How can we measure time more than 500 million years into the past? A study recently published in Nature Communications by researchers at the University of Lausanne presents a new geological "rock ...

How they use their time looks different for older and younger adults. And across age groups, it differs by gender. Using data from the American Time Use Survey – conducted by the U.S. Census Bureau – ...

Madama Butterfly,” Winning Works and the dyeing of the Chicago River are among the highlights in the week ahead.

Get ready to set the clocks ahead and lose an hour of sleep this weekend when daylight saving 2026 begins in the spring-forward time change. Here's when and what to know about daylight saving time ...

Kenneth Morris Jr. is one of Frederick Douglass' ancestors. The D.C. native is reflecting on American progress as the nation marks its 250th anniversary.(Courtesy Frederick Douglass Family Initiatives ...

All U.S. states except Arizona and Hawaii will be setting their clocks ahead in March for daylight savings time. Many countries around the world and most of the United States still observe the ...

Add Yahoo as a preferred source to see more of our stories on Google. Get ready to lose an hour of sleep but gain a brighter evening. Daylight Saving Time is just around the corner, and clocks will ...

Get ready to lose an hour of sleep but gain a brighter evening. Daylight Saving Time is just around the corner, and clocks will nudge ahead an hour. Whether you love it or loathe it, the Daylight ...