See also:

• Business: Aerospace and Defense: Aeronautical: Aircraft and Components  (1,145)
• Business: Aerospace and Defense: Defense  (610)
• Recreation: Aviation  (4,442)
• Science: Technology: Acoustics, Ultrasound and Vibration  (691)

This category in other languages:
	German  (59)

• AVM Dynamics - Symmetric Constellations, software for the design and analysis of satellite constellations
• Clean Sky - The European research project is expected to lead the earlier introduction of new, radically greener Air Transport products.
• The German-Dutch Wind Tunnels - Facilities for aerodynamic and aero-acoustic testing on flight vehicle of civil and military aircraft, spacecraft and helicopters, full-size missiles, passenger cars and trucks, propulsion testing of turbofan engines and inlet models, propellers and prop-fans, etc.
• James' Hovercraft Picture Site - Dedicated to the hovercraft of the world. Includes pictures, slide-shows and information on a range of craft.
• NASA- Office of Aero-Space Technology Enterprise - Current events, FAQs, goals, library, general information.
• NASA Quest's Aerospace Team Online - Chat with NASA engineers, scientists, and technicians.
• Notre Dame Micro Aerial Vehicle Development Group - Follow their progress as they work toward the goal of developing optimized, mission-capable micro aerial vehicles. Contains pictures and videos of annual MAV competitions.
• Solar Impulse - Group is working to create a solar airplane that can travel around the world during the day and night. The goal is to create a more fuel efficient airplane. Page includes history of this type of aircraft and history of the project. [French, English, German]
• Test Pilot Stuff - A Canadian Air Force test pilot describes this unique profession.
• UAV Center - Provides detailed information on unmanned aerial vehicles including historical perspectices, detailed technical data, and operatings system overviews.