For decades, experimental aircraft have pushed the envelope. Some led to classic designs, while others became historical footnotes. Here are a few.
A U.S. Air Force CV-22 Osprey crashed off the coast of Japan on Nov. 29, according to Air Force Special Operations Command and Japanese officials. In a release, AFSOC said the Osprey, assigned to the 353rd Special Operations Wing at Yokota Air Base, suffered a mishap off the coast of…