Leap seconds have helped keep clocks synchronized with Earth’s rotation, but their time is now over – here’s why
300 glaciers have disappeared from the American West since the mid‑20th century – the survivors have a few things in common
Read More 6 minute read Math and the Sciences Using atomic nuclei could allow scientists to read time more precisely than ever – what this research could mean for future clocks Eric R. Hudson, University of California, Los Angeles and Andrei Derevianko, University of Nevada, Reno Most clocks, from… byAndrei DereviankoApril 27, 2026