Researches at MIT found that toroidal propellers reduces sound levels from drones significantly

Could toroidal propellers make it easier to adopt drones for public services? “Reduced sound levels allowed toroidal-propeller-equipped drones to operate without taxing human hearing at a distance half that of typical operation.” – MIT Lincoln Laboratory | Innovation Highlight Ever since drones hit the commercial market, their adoptation to perform large-scale operations pushes their technological…

Read More