The National Institute of Standards and Technology's new cesium fountain clock is one of the most precise atomic clocks ever ...

But now, after 67 years of battling to keep the program funded and provide the data to other scientists around the world, the program faces its most dire threat ever. Why? Endeavors of this ...

Russian forces currently occupy the plant and, according to the International Atomic Energy Agency, have laid anti-personnel land mines around the site. There is also a considerable amount of ...

At the heart of this change is a new kind of atomic clock that uses light instead of microwaves. This shift means timekeeping could become 1,000 times more accurate than today's standards.

The way time is measured is on the edge of a historic upgrade. At the heart of this change is a new kind of atomic clock that ...

India and Pakistan, two nuclear-armed nations, saw a decades-old conflict reignite May 7 as a terror attack in the disputed region of Kashmir led India to carry out cross-border airstrikes. India's ...

Roughly one month later, on the afternoon of August 6, 1945, the German scientists learned that an atomic bomb had been dropped on Hiroshima. At first, they didn’t believe the news, as they had ...

The purpose of incarcerating the physicists was to find out how close Nazi Germany had been to building an atomic bomb, and possibly also to keep them from falling into the hands of the Russians. The ...

Atomic Digital Clock Auto Set (no back light) - Using radio frequencies broadcast from NIST’s Colorado , the clock will automatically set to the correct time. Automatically adjusts to Daylight ...

Scientists believe lighter elements such as hydrogen and helium, and even a small amount of lithium, likely existed early on after the big bang created the universe 13.8 billion years ago.