Answer: the flying Machine Unfortunately, da Vinci never built the device, but even if he had, it likely wouldn't have been a success. The machine had no engine, so it's unclear how it would get off the ground. And even if da Vinci flew his machine off a high cliff, it's unlikely that he would have returned to Earth in one piece. But......... The Wright Brothers | Inventing a Flying Machine. Between 1899 and 1905, the Wright brothers conducted a program of aeronautical research and experimentation that led to the first successful powered airplane in 1903 and a refined, practical flying machine two years later.
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