Recommended overhauls on constant-speed propellers are important. Here is a blade root that would not pass inspection due to scraping-most likely caused by improper lubrication or periods of ...

One of Joby Aviation’s pre-production prototypes broke up mid-flight after losing a propeller blade during envelope-pushing flight-testing in February 2022. That is according to a 7 February accident ...

The full-scale VX4 had completed thrust-borne flight up to 40 kt. when it crashed during an uncrewed hover test. Credit: Vertical Aerospace Vertical Aerospace’s VX4 technology demonstrator crashed on ...