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 ...

Hartzell’s 5-blade composite propeller reduces aircraft weight by around 20 pounds total by using carbon fiber construction rather than a 4-blade aluminum propeller.

The 20th century was the age of the internal combustion engine. The fruits of industrial progress produced power plants tasked with everything from running generators to powering warplanes. The First ...