Helicopters

• Science: Technology: Acoustics, Ultrasound and Vibration  (704)

Boeing Sikorsky RAH-66 Stealth Comanche Helicopter :

- Information on the RAH-66 Stealth Comanche helicopter and the stealth technology used in it.
Helicopter Aviation :

- This site deals with the aerodynamics of helicopters, instruction on how to fly helicopters, mechanical components, and helicopter maneuvers.
Helicopter Zone :

- Provides links to helicopter sites, animated helicopter GIFs, photographs, and downloads.
How Helicopters Work :

- Photos and many brief videos in this narrative help to describe helicopter controls, capabilities and complexity.
Hummingbird Project :

- Hummingbird is a small research helicopter, at Stanford University's Aerospace Robotics Laboratory, which navigates using an integration of the Global Positioning System with computer vision.