The Pentagon’s premiere research agency is moving forward with an effort to build an unusual kind of plane that, if successful, will rival the lift of the Air Force’s storied Globemaster, cost half the price and not be constrained by a traditional runway. That’s if the Defense Advanced Projects Research Agency can get right what the Soviet Union got wrong. Dubbed the “Liberty Lifter,” DARPA says the seaplane will use a trick of physics to serve as “a long-range, low-cost X-plane capable of… (breakingdefense.com) 更多...
