First dreamed up decades ago, the world's first nuclear clocks are set to improve quickly, becoming more precise and aiding the hunt for dark matter.

Nuclear clocks should be more robust and portable than the best available clocks today because nuclei are hard to perturb and are protected in a crystal. Creating a nuclear clock is “a dream come

Regardless of how you want to be woken up, you’ll need a good alarm clock to help you get out of bed. Here are our favorite smart alarm clocks of 2023:

Two independent research teams have achieved a longstanding goal in physics: building a working nuclear clock. The devices, developed by Beichen Huang and colleagues at Tsinghua University and by Luca Toscani De Col and colleagues at the Vienna Center for Quantum Science and Technology in Austria,

From the Wrigley Building’s clock tower to the clocks at the old Marshall Fields (now Macy’s), public clocks shaped Chicago.

Record-low prices abound.