Gut function exhibits 24 h (circadian) rhythmicity, in part driven by intrinsic clocks within intestinal epithelial cells (IECs). The gut microbiome also demonstrates circadian rhythms in composition ...

For the first time, scientists used an atomic nucleus as a clock. The world’s most precise timepieces are made using atoms, specifically their electrons. But clocks based on atomic nuclei — protons ...

The Federal Communications Commission is launching a review of the E-rate program, which funds K-12 broadband connectivity, to “ensure it fulfills Congress’s vision for great educational outcomes,” ...

We've spent plenty of time evaluating the top contenders and potential breakout teams entering the 2026 season, but what about those teams that fall somewhere in the middle of all the chaos? Those ...

A powerful molecular clock calibrated using data on gene activity from thousands of individuals can predict biological ageing in rodents, monkeys and humans — and time to death in people 1. “Even if ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Lawmakers in Washington are once again pushing to end the twice‑yearly ...

Time might be even stranger than Einstein imagined. Physicists are now exploring the possibility that a single clock could exist in a quantum superposition, ticking both faster and slower at the same ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

WASHINGTON, April 28 (Reuters) - The U.S. Food and Drug Administration launched a pilot program on Monday aimed at allowing the ‌agency to monitor clinical trial data in real time, a step the agency ...

Few concepts in physics are as familiar, yet as enigmatic, as time. In Einstein's theory of relativity, time is not absolute: its passage depends on motion and gravity. But when combined with quantum ...

Most clocks, from wristwatches to the systems that run GPS and the internet, work by tracking regular, repeating motions. To build a clock, you need something that ticks in a perfectly repeatable way.