Bladeless Drone Is Impressive, But Not Quite Bladeless As It Says It Is

One drone enthusiast/aspiring aerospace engineer by the name of Stefano Rivellini claims that he has built the “world’s first bladeless drone.” But before you get excited, this ain’t no Dyson’s bladeless technology which the British company has used in its hairdryer and various fans; in fact, it is not quite bladeless as it says it […]