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
New Smoke Alarms Are Better at Detecting Fires but Still Beep for Bacon
A Machine Learning-Based Solution Could Help Firefighters Circumvent Deadly Backdrafts
