Cierva W.9 tested a tail-rotorless helicopter concept during WWII, pioneering early NOTAR ideas before its 1946 crash ended ...

The company's novel rocket engine could be a game changer for the U.S. military.

"I wanted to create a new attachment nozzle for cans of spray paint that would enable you to select the best spray pattern ...

India, April 4 -- The reported downing of United States military aircraft by Iran marks an unusual development in modern ...