Dubbed the Enhanced Night Vision Goggle-Binocular (ENVG-B), these high-tech goggles can not only see in complete darkness. They also highlight potential targets using colorful outlines.

How common is it for military helicopter pilots to fly with night-vision goggles? For military pilots, night-vision goggles are used just as commonly as they are by troops on the ground.

Col. Tim Zerbe, the State Army Aviation Officer at Pennsylvania National Guard, describes what it's like to fly a Black Hawk with night vision goggles.