The propellers of the world's ships and boats create a constant drone that disrupts ocean life. New propeller designs based on loops could one day quiet that drone and be more fuel efficient. Sharrow ...

Sharrow Marine, the manufacturer of the ground-breaking “ribbon” style of propellers, now aims to provide owners of larger, inboard-powered ships with improved performance. With Australian-based VEEM ...

UK investigators have determined that the windmilling propeller on an experimental Piper M350 – which had been modified with a hydrogen fuel-cell engine – locked out power to the electric motors, ...

Ukraine’s propeller-driven battle drones have hit nearly 250 mph, surpassing Formula 1 speeds. Discover how motorsport-inspired engineering meets modern warfare in this groundbreaking UAV innovation.