Skip to main content
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.

News and Updates

Displaying 51 - 75 of 125

Today, Pause for a Second

For the great majority of human history, the earth's rotation—the apparent motion of the sun and stars across the sky—kept time far more precisely than any

Tiny Magnetic Sensor Deemed Attractive

Ultra-sensitive magnetic sensor technology pioneered at PML may soon be commercialized for a host of applications from detection of unexploded bombs and

NIST-F2 Atomic Clock Webinar

On April 3, 2014, NIST hosted a news briefing on the NIST-F2 Atomic Clock. << Back to the press release. <