DJI drones rarely go sale but there's an exception for Prime Day. The company's popular Neo drone is now available for $159, ...

These strangely-shaped twisted-loop propellers look like a revolutionary (sorry) advance for the aviation and marine sectors. Radically quieter than traditional propellers in both air and water ...

The reason toroidal propellers may be quieter is because of their complex shape – it minimises the strength of the vortex (a spiralling movement of air, water, or another fluid) that naturally ...

Discover why this innovative toroidal propeller is attracting attention. By altering propeller design, we may have unlocked a way to enhance efficiency and reduce noise in drones and various ...

This paper by TSAW Drones discusses the need for less noise in UAVs, how these toroidals can benefit the drone industry, how these propellers came to be and how exactly they reduce the noise. Also, in ...

The toroidal boat propeller pair installed. (Credit: rctestflight) 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 ...

See also Propeller Aero’s ground-control points aim for UAV accuracy. Drone-maker DJI has partnered with UAV software company Propeller Aero to launch an integrated solution to reduce costs, improve ...

Despite being integral to aviation for more than a century, propellers have changed remarkably little since the Wright Brothers. A team at MIT’s Lincoln Lab has developed a new propeller shap… ...

These strangely-shaped twisted-toroid propellers look like a revolutionary (sorry) advance for the aviation and marine sectors. Radically quieter than traditional propellers in both air and water ...

Comparing a well-designed toroidal propeller to a poorly designed traditional propeller will show a significant improvement, but is not a fair comparison.