Two military jets collide in midair stunt, crash to ground in fiery explosion
Two Alpha jets collided midair during a training exercise in France before crashing to the ground and exploding in a massive ...
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US Air Force plans 8,000 lb autonomous aircraft that can fly 2,500 miles on hydrogen
ZeroAvia, backed by a US Air Force SBIR grant, is developing an 8,000 lb hydrogen-electric autonomous aircraft with a ...