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…
The Saunders-Roe SR.45 Princess was the largest all-metal flying boat ever built, but jets and…
The XB-41 Liberator tried to turn a B-24 bomber into a heavily armed escort gunship,…
How the YF-12 set Mach 3 records and powered NASA research that shaped the SR-71…
Charles George Gass was World War I’s highest-scoring observer ace, credited with 39 victories while…
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