You’ve used a boat payment calculator to secure the ship of your dreams, tackled the open waters, and enjoyed every minute of it. Now, the time has come to buy a new propeller. If this is your first ...

Designed specifically for Van’s RV class of aircraft, this new propeller features Sensenich’s highly successful proprietary airfoils on a semi-scimitar planform for improved takeoff and climb ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...