In short, the Douglas DC-7 is considered the last major piston-engine, propeller-driven airliner in the US, with surviving ...

More blades, more speed? Not exactly-here's why extra propeller blades don't guarantee higher top speeds for aircraft.

Certification testing of Hartzell’s five-bladed composite propeller was conducted exclusively on Beta Technologies’ electric ...

Horizon Aircraft, an aerospace engineering firm focusing on hybrid eVTOL aircraft, announced a strategic partnership with MT-Propeller to supply advanced propellers for its Cavorite X7 model.

Hartzell’s propeller is the first to earn FAA type certification specifically for integration with electric propulsion ...

Hartzell earns FAA Part 35 certification for its next-generation propeller, which is tailored specifically for advanced air ...

Hartzell Propeller has been awarded US Federal Aviation Administration Part 35 certification for the first propeller designed ...

Unlike the plane it is based on, which has only one propeller on the nose, the EcoPulse gained an extra six of them, three on which wing, bringing the total number of propellers to seven.

The hybrid-electric aircraft, uniquely designed for both vertical takeoff and conventional runway operations, will benefit from MT’s innovative, quiet, and high-efficiency propeller solutions.