Rolls-Royce Holdings (OTCPK:RYCEY) (OTCPK:RYCEF) (OTC:RLLCF) lifted its full-year profit and cash flow outlook on Thursday while reporting stronger-than-expected results from its widebody jet engine ...

While the World War II era was the first time we saw fighter jet engines take to the sky, there were some earlier operational prototypes. Anselm Franz, an Austrian engineer, designed and fitted one of ...

Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of the propeller, they use a large hollow motor, with the blades attached to ...