Test results of the different boat propeller designs. (Credit: rctestflight) Interestingly, the 2-blade FDM-printed propeller ended up performing the best, while the bi-blade design (with two sets ...

A man mowing a lawn in his back garden suffered a minor injury after a propeller blade fell off a drone that was delivering a ...

Learn how Wire Arc Additive Manufacturing (WAAM) is revolutionizing the marine industry. Find out how Kawasaki and Pelagus 3D ...

Following separation of the propeller blade, the UA pitched up and rolled to the right ... Due to the yaw demands commanded by the SRTL, the UA descended with a speed of 3 m per second (m/s) and the ...

Mark Ryan talks us through the process of removing the old propeller on his Albin Ballad and replacing it with a two-bladed ...

Throughout aviation history, countless aircraft designs have sparked the imagination of engineers, pilots, and aviation ...

In WW1, the machinegun quickly emerged as the weapon of choice for biplanes. Now net launchers are emerging as the dominant ...

This 2024 VL-3 has 23 hours on the airframe, its141 hp Rotax 915is engine, and DUC four-blade propeller. The aircraft is equipped with Beringer brakes, LED exterior lights, and ballistic parachute ...

As for wind speed, the 3 cups are used so one cup is always ... The wind speed is measured by a four-blade propeller with the frequency of the rotation directly proportional to wind speed.

We tested various gift-wrapping tools and spoke to professional gift wrappers to help make holiday wrapping easier. Here are ...

Although LEE is not a unique problem with wind turbine blades, they are in a rather unique position in that unlike propeller blades ... LEE damage to a turbine’s 3-year old blades resulted ...

DJI Goggles N3 is a first-person-view headset (a "budget-friendly" version of its predecessor) made to fly two different DJI drones (for now).