For decades, researchers around the world have been working toward this goal—and now major advances are following in rapid ...
Atomic clocks are super accurate. But, unsurprisingly, some atomic clocks are better than others, depending on your ...
Two independent experiments turn a thorium-229 nuclear transition into a working frequency reference The world’s most precise ...
Scientists in Austria and China have built the world's first operating nuclear clocks using Thorium-229. Know how this physics breakthrough works and why it matters.