When you picture a propeller-driven aircraft, you probably imagine a single engine plane with the propeller spinning at the front. There's a good reason for that, as the front-facing design has proven ...

Hartzell Propellers worked with Beta Technologies to develop, test, and certify a five-bladed pusher propeller for advanced air mobility aircraft such as Beta’s Alia CX300 electric airplane and Alia ...

Diesel engines are a rarity in aviation history, but they've carved out an interesting niche. While most aircraft rely on gasoline-powered piston engines or jet turbines, diesel has offered some ...