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.

Search News

Displaying 476 - 500 of 3674

Entangling Photons of Different Colors

Some of the most advanced communication systems now under development rely on the properties of quantum science to store and transport information. However

Avoiding the Crack of Doom

Just as a journey of 1,000 miles begins with a single step, the deformations and fractures that cause catastrophic failure in materials begin with a few