A skydiver has been killed after walking into a spinning plane propeller in a "tragic" airfield accident. Amanda Gallagher, ...

A 37-year-old Kansas woman was killed after she backed into a plane's spinning propeller while trying to take photos, ...

the open-source Propeller Platform Modules and the Spin programming language that’s used to control things. All of the basics and a growing selection of more advanced topics are covered in ...

In a bubble test, air is blown in front of the spinning propeller to visualize the flow of the water. This revealed some stalling on the bi-blade and the toroidal design too, which would explain ...

Regular inspections of your wind machined are crucial for frost protection and orchard safety. Neglect can lead to costly breakdowns and dangerous failures.