Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

News and Updates

Displaying 26 - 50 of 155

Measuring Tiny Forces with Light

Photons are bizarre: They have no mass, but they do have momentum. And that allows researchers to do counterintuitive things with photons, such as using light

Powered by Quantum Cycles: Cold-Atom Pump

By manipulating the behavior of particles at a quantum level, scientists at the Joint Quantum Institute (JQI, a research partnership of NIST and the University

Quantum Simulation: Physics at the Edge

Scientists at the National Institute of Standards and Technology (NIST) have achieved a major milestone in simulating the dynamics of condensed-matter systems –

Trouble with a Capital 'G'

NIST has taken part in a new push to address a persistent and growing problem in physics: the value of G. The Newtonian constant of gravitation, used to