Add Yahoo as a preferred source to see more of our stories on Google. The B-21 bomber pairs cutting edge tech with a throwback aircraft design. It is based on a visionary aircraft design that dates ...

Summary: During World War II, the U.S. aviation industry explored innovative designs, including the Northrop YB-49 “flying wing” bomber, a notable yet ultimately unsuccessful endeavor. This design ...

mint; multicolored; flying YB-49 Flying Wing; American Advances in Aviation; verso of pane says, "YB-49 Flying Wing / Deemed futuristic in the late '40s, the / all-wing configuration of Northrop's / ...

In the 1940s, the United States pursued one of the most radical aircraft concepts ever attempted: the flying wing. Led by ...