One of the most important pieces of technology being used to search Iraq for evidence of weapons is a 48-year old spy plane. The U-2, which was first flown in the beginnings of the Cold War, has withstood the test of time and continues to be widely used by the US. This site provides details about the history of the U-2. It also describes many technical aspects involved in flights, such as the...

The Federation of American Scientists offers this unique perspective into classified government aircraft, "some of which actually exist, some of which certainly do not, and all of which are fascinating in a way." This site is divided into two main sections. The first provides insight into several aircraft that were initially shrouded in secrecy but have since been revealed to the public. Some...

Vertical and/or short takeoff and landing (V/STOL) aircraft have historically been much less studied than their counterparts that need runways to become airborne. "The V/STOL Wheel is a graphic diagram of all 45 types of aircraft that have been built and tested." While clearly there have been more than that number of models designed and built by many companies, the wheel represents 45...