US Military Seeks New Vertical-Takeoff Planes

For a long time, the U.S. military has wanted a robust transport aircraft that can take off and land like a helicopter, but fly faster, like an airplane. One such aircraft, Boeing's MV-22 Osprey, has been in use since 2007, but critics say its development was costly and it is not fast enough. So the Pentagon is looking for a new generation of vertical takeoff and landing (VTOL) planes. The Defense Advanced Projects Agency (DARPA) issued a competition challenge for aircraft of...

© La Voix de l'Amérique - vendredi 13 mai 2016