这一概念是 DARPA X-Plane 计划的一部分，该计划旨在开发一种 3 级无人驾驶航空系统（UAS）垂直起降飞机，这种飞机不需要陆地或船上的特殊基础设施 ...

DARPA has selected the next design of its VTOL X-Plane, a crazy UAV with 24 ducted fans, a 4,000-hp engine, and the ability to hit speeds up to 460 mph. This post is appearing on Autoblog Military ...

Produced by Matt Stuart. Video courtesy of DARPA and Aurora Flight Sciences. Follow TI: On Facebook More from Tech The VTOL X-Plane is scheduled to take its first flight in 2018 and will be unlike ...

DARPA just revealed an animation showing the conceptual design and functionality of its unmanned VTOL X-Plane, nicknamed "Lightningstrike." VTOL stands for "vertical takeoff and landing." ...

DARPA's ANCILLARY program aims to enhance VTOL UAS capabilities by a factor of three, with plans for X-plane flight tests in ...

What would you think if we told you that DARPA is considering a plane that would fly non-stop for 5 years without burning a single drop of fuel? They are, and it's called the Vulture program ...