Both excellent mechanics, brothers Orville and Wilbur Wright built and repaired bicycles before turning their attention to flying machines. They spent years designing and testing gliders and also built a powerful four-cylinder engine and an efficient propeller. In 1903, after several failed attempts, the brothers succeeded in making the first controlled, sustained flights in a power-driven airplane. How long did the first, history-making flight near Kitty Hawk, North Carolina, last? Discuss
Source: The Free Dictionary