Since the early part of the 1980s, sightings of large, triangular-shaped UFOs have been made. They are usually described as being black in color, making a low humming noise, with lights below, and with rounded – rather than angled – corners. And, they have been seen throughout the world. The sheer proliferation of such reports has led some ufological commentators to strongly suspect that the Flying Triangles (as they have come to be known) are prime examples of classified aircraft, the development of which secretly began in the 1980s by elements of the U.S. Department of Defense. There’s no doubt that the theory makes a great deal of sense. After all, it’s not difficult to think of them as next-generation Stealth aircraft. By the time the 1970s were up and running, Area 51’s finest were focusing a great deal on what has since become termed as Stealth technology – in essence, the ability to render an aircraft practically invisible to radar. Much of the highly-classified re