What was Otto Lilienthal's significant contribution to the field of aviation?
Invented the first jet engine
Developed the concept of the modern wing
Invented the air traffic control system
Designed the first commercial airliner
Answer
Otto Lilienthal developed the concept of the modern wing, which is the main component of a plane that provides lift. He did this by experimenting with different wing shapes and sizes, and by studying the flight of birds. His work helped to lay the foundation for the development of heavier-than-air flight.
Flight of the Eagle: Testing Your Knowledge on Otto Lilienthal, the German Aviation Pioneer