Influenced by the research and application of swept-wing design by the Germans in World War Two, the first Boeing XB-47 took flight on Dec. 17, 1947, the 44-year anniversary of the first flight at ...

Today we’re taking a look at the Boeing XB-15, which was considered to be the first of the so-called “super bombers” that were developed in the United States in the lead up to, and during the second ...