Boeing’s Model 908-909 competed in the US Air Force Lightweight Fighter program but lost to…
The Bell X-2 Starbuster pushed flight beyond Mach 3 and 126,000 feet, advancing research on…
Saab 210 Lilldraken tested the double-delta wing, leading to the Mach 2 Saab 35 Draken…
The KC-97 Stratofreighter, an aerial refueling tanker based on the B-29, served the US Air…
The Curtiss XF15C mixed-propulsion fighter combined piston and jet engines but was cancelled as pure…
How NASA used the F-4 Phantom II for unusual research, from biomedical monitoring flights and…
The Kawasaki Ki-64 twin-engine fighter used a unique tandem engine and vapor cooling system but…
New Zealand’s unusual PL-11 Airtruck agricultural aircraft showed promise but failed amid crashes, delays and…
How NASA tested Propulsion Controlled Aircraft (PCA) on an F-15 and MD-11, proving an airplane…
Harold Albert Kullberg, rejected by the US Air Service, became a World War I ace…
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