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...

Spies that Fly is a NOVA episode that originally aired in January 2003. This page of the television broadcast's online companion provides a fascinating historical account of unmanned aerial vehicles (UAV's). It will probably come as a surprise that the earliest UAV listed on this site was flown over four decades before the first manned airplane took off. From their modest beginnings, UAV's have...