U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Gaithersburg

ONC Certification

NIST and Certification | ONC HIT Certification Program | ONC 2015 Edition Test Method | NIST Tools for ONC HIT Certification Testing |...
CIRMS logo

25th Annual CIRMS Meeting

Mon, Mar 27 - Wed, Mar 29 2017
The 25th Annual Meeting of the Council on Ionizing Radiation Measurements and Standards will focus on Past, Present and

iEdison Rebuild

If you would like to be notified when this website is updated or when other NIST announcements regarding Bayh-Dole or iEdison are released...
Photo of Ron Boisvert

2016 AAAS Fellow - Ron Boisvert

Ron Boisvert is recognized for his distinguished contributions to the fields of mathematical software and computational science, excellence in public administration of science, and service to the computing profession.
NIST physicists Irwin Priest and Chauncey Peters, 1918

NIST Neutral as Butter War Spreads

In 1917, NIST physicists Irwin Priest and Chauncey Peters were drawn into the so-called Butter War, an early 20 th century commercial and political spat between...
PROSPECT detector diagram

In Search of ‘Sterile’ Neutrinos

Lately, neutrinos – the tiny, nearly massless particles that many scientists study to better understand the fundamental workings of the universe – have been...
An image of Ernest Kent from NIST’s Industrial Systems Division is analyzed by the Pipelined Image Processing Engine (PIPE) in 1986.

Computer Vision 1986

An image of Ernest Kent from NIST’s Industrial Systems Division is analyzed by the Pipelined Image Processing Engine (PIPE) in 1986. PIPE was an image...

SP 330 - Version History

Example of how to reference this online document: David B. Newell and Eite Tiesinga, Editors (2019), The International System of Units (SI)...
Harry Keegan seated at mechanical calculator CIE color coordinates of standard sources, 1958

Calculating Color

Harry Keegan of NIST’s Photometry & Colorimetry Division using a mechanical calculator in 1958 to compute color coordinates for standard sources.
A 300,000-volt simulated lightning bolt produced in NIST’s high-voltage measurement laboratory in 1984.

Lightning in the Lab

A 300,000-volt simulated lightning bolt produced in NIST’s high-voltage measurement laboratory in 1984. NIST helped utilities and manufacturers determine what...
Was this page helpful?