Another 35 in the series?

Another 35 in the series?

China is moving closer to full-scale serial production of the J-35 stealth fighter for both the Navy and Air Force simultaneously...
Helicopters… with one blade

Helicopters… with one blade

On January 14, 1910, two French engineers, Alphonse Papin and Didier Rouilli, presented to the French Academy of Sciences a design for an unusual flying machine, whose shape and propulsion principle...