Answer :
Final answer:
The Wright Brothers are most famous for the invention of the powered airplane, known as the Wright Flyer, which achieved the first powered flight in 1903. This invention laid the foundation for modern aviation with its first practical use in military reconnaissance during World War I.
Explanation:
The most famous invention of the Wright Brothers was their powered flight capability manifested in the Wright Flyer, which took to the skies in 1903. This invention marked the beginning of modern aviation and had a significant impact on both commercial and military aircraft development. The Wright Brothers, Orville and Wilbur, achieved the first powered, controlled, and sustained flight, despite having no formal education in engineering or science. They owned a bicycle shop that provided both the mechanical experience and the funds needed for their aeronautical experiments. Their work built upon the insights of pioneers such as Otto Lilienthal and Samuel Langley, but the Wrights distinguished themselves by developing controllable aircraft through {controlled experiments with kites and gliders} and constructing an engine that powered their historic flights at Kitty Hawk.
In the subsequent years, they perfected their design and captivated audiences in both the United States and France with demonstration flights. The practical use of the Wrights' aviation technology was first realized in military applications, where airplanes were employed for reconnaissance during World War I, as seen with the first Serbian armed airplane in 1915. Following that, the technology quickly evolved for other uses including commercial transportation, resulting in remarkable aircrafts like the Boeing 777.
Answer:
the first powered, sustained, and controlled airplane flight, and they the built the first fully practical airplane