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 676 - 700 of 1017

Shaking Up Biomolecules with Light

In living organisms, biomolecules such as proteins are constantly in complex motion, bending and flexing in different ways at different points. Each molecule

The World's Most Stable Laser

The world's most stable laser – with frequency variation of no more than 2 parts in 10,000 trillion – has been developed and tested by an international

New Point for Dew Point

Peter Huang of the Sensor Science Division's Temperature and Humidity group has devised a new humidity generator that enables dew-point measurements up to 98 °C

Beaming Up on the Way to Space

Space may be the final frontier. But often a few trips to PML are necessary before things can get off the ground. One recent case in point is the test of an