Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. If you ever sit in an airplane row overlooking a wing, then you ...

One of the most influential cockpit levers on a jet’s take-off is the flap handle. Hinged panels at the wing’s trailing and leading edges transform a sleek airfoil into a low-speed lift sail.

The sight of birds soaring through the sky has inspired humans for generations before the invention of powered flight in the early 20th century. Still looking to learn from winged animals, a team of ...