If, like me, you can't go a day without making sure your watch is synced to the second, you'll be delighted to learn that a ...

The nodes in a quantum network don’t necessarily have to be computers; they can also be atomic clocks. The cesium atoms that ...

The mind-bending concept of time dilation results from a seemingly harmless assumption—that the speed of light is the same for all observers.

The National Institute of Standards and Technology has set a new world record for the most accurate aluminum ion-based ...

The 54-pound NWA 16788 has set a new world record as the most valuable meteorite ever sold at auction. The first major ...

Scientists at NIST have developed the world’s most accurate atomic clock using a single aluminum ion, marking a breakthrough in timekeeping.

Einstein’s theory of relativity shows us that time isn’t constant,it stretches or contracts based on speed and gravity. But ...

Jacobson/NIST After two decades of tinkering, scientists at NIST have unveiled the world’s most accurate atomic clock, a ...

Harold Lyons was a physicist whose primary interest was in atomic frequency standards and atomic clocks. The collection documents Lyons and his work with atomic clocks.

Scientists in the U.S. have built the most accurate clock in the world—so precise it can measure time down to 19 decimal ...

The second law of thermodynamics demands that if we want to make a clock more precise – thereby reducing the disorder, or ...