It’s a rare occasion when a piece of engineering transcends its pure industrial function and becomes art. And it’s even ... a counter-rotating propeller for boats. It features a “tipless ...

As boring as propeller designs may seem to the average person, occasionally there’s a bit of a dust-up in the media about a ‘new’ design that promises at least a few percent improvement in ...

In the world of drones, propeller choice is key to performance. Selecting the right props can have a major effect on things like flight time, vibration, and a whole host of other factors.