Leap seconds have helped keep clocks synchronized with Earth’s rotation, but their time may be over – here’s why

If you think about leap years, it may seem like humans have a very odd way of measuring time. Sometimes, timekeepers even ...

The first stand-alone nuclear clock is ticking in Vienna

For decades, researchers around the world have been working toward this goal—and now major advances are following in rapid ...

Scientists in Vienna and Beijing create world's first nuclear clocks

By Will Dunham Oct 7 (Reuters) - Scientific teams working separately in Vienna and Beijing have developed the world's first ...