An official website of the United States Government 
Here's how you know

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( lock ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Photos

Snapshots of what’s happening in the Defense Department.

A small boat floats on the sea.

HydroCat-180

The U.S. Navy conducts an advanced naval technology exercise at Naval Surface Warfare Center Panama City, Fla., Sept. 1, 2020, using a HydroCat-180 unmanned surface vehicle.

  • Download: Full Size (1.6 MB)
  • Credit: Anthony Powers, Navy VIRIN: 200901-N-CD100-1010.JPG
Photo Gallery