The metric might not mean much to laypeople, but leap seconds have been a source of contention in the timekeeping community for years. Now, they’re dead. Leap seconds have driven a raging debate in ...

Leap seconds have kept our clocks more or less aligned with astronomical time. Maksym Kozlenko via Wikimedia Commons under CC BY-SA 4.0 Every four years, February gets an extra day. You’ve heard of ...

Rendering of LEAP’s Cottontail kick stage and payload deployment system, which is being developed for the company’s Bighorn orbital launch vehicle. Credit: LEAP WASHINGTON — A Colorado rocket startup ...

International delegates agree leap second no longer tenable, but first leap hour not likely to happen for thousands of years After decades of discussion, quibbling and worrying about clocks in ...

When the sun hits its highest point over the meridian line that travels north and south from the 351-year-old Royal Observatory Greenwich in London, it’s noon Greenwich Mean Time, a tangible and ...

Millennials had duck lips and the famous “teapot” pose. Now, Gen Z appears to have found its own signature move, and it is getting plenty of attention online. The latest photo trend involves casually ...

The U.S. National Science Foundation Quantum Leap Challenge Institutes are large-scale interdisciplinary research centers focused on advancing quantum information science, engineering and technology ...

The Leapfrog Group appealed a Florida judge’s March ruling Sept. 10, seeking to reverse an order that forced the patient safety watchdog to pull grades for five hospitals that declined to complete its ...

The leap second could be scrapped as soon as October. The periodic adjustment to the world’s clocks, which has been done every few years since 1972, was already set to end by 2035. But authorities are ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The National Science Foundation is investing over $290 million into eight university-based ...

International timekeeping authorities are preparing to vote on a proposal to make the leap second—an extra second that is occasionally added to the year to keep Coordinated Universal Time (UTC) in ...

The latest LEAP scores are here. The annual tests measure Louisiana students’ understanding of the content the state expects them to learn each year. Students in grades 3-8 take English language arts ...