LiquidPiston built a functioning engine and has demonstrated it powering a Go-kart. Shkolnik says the engine could see its first practical application, in a drone, within a few years. The liquid ...
XCOR announced today that it has achieved a key technical milestone with its flight weight rocket piston pump hardware. XCOR engineers have successfully and repeatedly pumped liquid oxygen (LOX) at ...
A company that makes an innovative rotary internal combustion engine just received a Phase I research grant from the U.S. Army to develop hybrid-electric propulsion for UAVs. The development ...
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