Hartzell’s 5-blade composite propeller reduces aircraft weight by around 20 pounds total by using carbon fiber construction ...

A relatively young personal aviation company, LEO Flight, has unveiled a new personal eVTOL called the jetBike.

This video follows the process of building a custom boat designed to test and compare propeller efficiency under real-world ...

Building a large ship requires a massive amount of engineering work. Even the smallest parts require lots of time and effort to design and build. Case in point: the ship's propeller. The prop has to ...

Boats are propelled forward by various power sources, such as human power, wind power, and internal combustion engines. Nowadays, even electric boats are coming onto the scene. Propulsion for ...