At some point when you're approaching your plane you've surely wondered to yourself why the wings are curved, no? This design feature is called a winglet (also known as a wingtip device), and it's there not just to look cool but for an important purpose: to maximise aerodynamic efficiency. Interested in learning more? Read on!
If you're an aviation geek, you know that airplanes stay in the air thanks to the interaction of four types of physical phenomena:
Thrust - that related to the tractio