He is most well known for reportedly surviving an attempt at controlled flight.

It was never designed for controlled flight, only tests of aerodynamic lift.

Several federal permits by the Mexican government were needed before the remote controlled flight and crash could be performed.

The official cause of the crash was a controlled flight into terrain at 6,343 feet.

If human error were the case, the accident may have simply been the result of a controlled flight into terrain.

He achieves true controlled flight using his body and a hand throttle to maneuver.

Wnęk is said to have made his first short controlled flights in June of the same year from a small hill.

Rather, their achievement was a vital step in a long progression toward controlled flight.

On November 6, 1992, the X-31 achieved controlled flight at a 70 angle of attack.

The controlled flight into terrain was the first fatal aviation accident in Norway.