Some propeller-driven aircraft are used primarily for transporting ... The Guardrail has been updated numerous times, and the latest model, the RC-12X+, arrived in 2016. You can see how unusual ...

Propeller planes that once dominated the skies could again serve some of the world’s busiest flight routes under Airbus’s latest plans to slash carbon emissions. The manufacturing giant revealed last ...

Peter begins by adapting a model airplane propeller to his 9500 RPM battery powered grinder, and then checks thrust with different propellers to see which seemed most efficient. Then [Peter] did ...