Wings, before the 20th century, were made of wooden ribs and spar covered with fabric. Most of the early planes were biplanes. Either pistons or turbines enigines provide propulsion for airplanes. There are many airplanes, land planes, carrier-based airplanes, and seaplanes, and many more. The longest flight by the Wright Flyer lasted 59 seconds and Covered 852 feet.
Airplanes come in many different shapes and sizes.
They play many different roles, in many different countries. Airplanes are used for commercial use by companies like MidWest Express. The US military use airplanes of many kinds. They also use bombers, an example of a bomber is the B-52. Airplanes use areodynamics to make less drag and go faster.