Take to the water with this high-performance Twin Propeller Boat build, designed for maximum stability and impressive scale ...

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. Thinking it ...

With the variety of stern-drive units available from MerCruiser, it is getting difficult to decide which unit works best and in what applications. The Bravo Three is a twin, counter-rotating prop ...

Unique counter-rotating design to help mitigate technical risk of integrating engines on to airlifter Airbus Military has chosen a unique "handed" propeller concept for the A400M airlifter in a bid to ...

A revolutionary new concept in marine propulsion, the first Volvo Penta Forward Drive (FWD), debuted today at an exclusive event at the Miami International Boat Show. Opening up a new realm for ...

A British drone enthusiast known only by his YouTube user name, gasturbine101, has built a home-made flying (well, hovering) machine using 54 counter-rotational propellers. Each of the 54 propellers ...