If you have ever observed a propeller plane closely, you might have noticed the propeller is slightly angled to the right. The angled engine and propeller can seem jarring, considering symmetry is ...

The tension between speed, power and efficiency shows up clearly in the low-carbon fleet research. While improved fuel ...

When you're at an airport and see propeller aircraft, you likely think it is powered by a piston engine. This is usually true among smaller planes, like the Cessa 172 Skyhawk and the Piper Archer, or ...

Hartzell has received FAA Part 35 type certification for a new five-bladed, carbon-fiber propeller, marking the first of its kind specifically designed for electric, hybrid-electric, and advanced air ...

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 ...

General Atomics Aeronautical Systems, Inc. (GA-ASI) and Hindustan Aeronautics Limited (HAL) have jointly announced that turbo-propeller engines, which power GA-ASI’s state-of-art MQ-9B Remotely ...

Aircraft propellers are broadly divided into two types: fixed-pitch, which offer a compromise between climb and cruise performance, and variable-pitch, which allow pilots to adjust blade angle for ...

The propeller — a relic from the dawn of powered flight more than a century ago — is making a comeback as an emblem of aviation’s greener future. Rotors are proliferating on futuristic air taxis and ...