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.

Physical Measurement Laboratory

News and Updates

Displaying 826 - 850 of 1488
Set of Grand Master Thread Gauges

Gauging the Needs of the Petroleum Industry

When he looked at the dramatic increase in his laboratory's thread gauge calibration income – a 50 % increase over last year and a 1000 % increase from 14 years
Marlin Kraft adjusts a current shunt connection.

Minimizing Uncertainty in Current Events

The electrical power industry – and the equipment makers and calibration laboratories that serve it – need to be able to quantify DC currents of hundreds or
water sample

UV Ray of Hope for Safer Drinking Water

A group of researchers from PML's Sensor Science Division is part of a project that will have a direct effect on improved safety of the nation's drinking water

NIST's Liddle, Spielman Elected APS Fellows

Two scientists at the National Institute of Standards and Technology (NIST), Alex Liddle and Ian Spielman, have been elected Fellows of the American Physical