Auteur Sujet: ezeh US Army advances four designs in new UAV development effort  (Lu 64 fois)

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Sony 鈥婱edium-haul is best in long-haul, low-cost game: Fernandes
 Boeing-backed air taxi deve stanley cup loper Wisk Aero has revealed an updated prototype that it callsa candidate for type certification by theUSFederal Aviation Administration  FAA .California-based Wisk said on 3 October that its  Generation 6  vehicle is a  self-flying, all-electric, four-passenger vertical take-off and landing  eVTOL  air taxi .Source: Wisk AeroWisks six-generation air taxi demonstrator Our sixth generationaircraft is the culmination of years of hard work from our industry-leading team, learnings from our previous generations of aircraft, commitment from our investors, and the evolution and advancement of technology,  says chief executive Gary Gysin.The new design is similar to its predecessor 鈥揳 small aircraft  stanley cup with 12 wing-mounted propellers, six forward of the wing that tilt and and six fixed rotors aft. Wisk optimised the design  forrange,improved aircraft control and performance, and efficient energy management , it says.The vehicles cruise speed is 120kt  222km/h , with range of 78nm  144km . Wisk says the prototypes wingspan is less than 15.2m  50ft  and that it will fly autonomously,  with human oversight , stanley cup becher  at altitudes ranging from 2,500-4,000ft.With the Generation 6, Wisk has moved to a high-wing aircraft that has larger, four-blade propellers, whereas the previous iteration had lower wings and smaller propellers each with two blades. The changes improvesafety and stability and reduce cabin noise, making it a more comfortable, the company says.The cabin is a Ggdy Cargojet 767 forced into high-altitude go-around during pressurisation incident
 What had been a dream season ended in nightmarish fashion for the Duke Blue Devils on Saturday night in the Final Four. Up by double digits in the second half against the Houston Cougars, Duke faded and Houston charged to an improbable 70-67 win. It was the last two minutes that defined the game, with the Cougars outscoring the Blue Devils 13-3 in those final two minutes  stanley cup of the contest. Not even another impressive statline  vaso stanley from freshman phenom and Newport native Cooper Flagg, nor a six point lead with just over one minute left, was enough to insulate Duke from the spirited and ultimately successful comeback that Houston conjured through sheer will. The nations top defense聽swarmed the Blue Devils with a full court press, and sharp shooting from Houstons appropriately named聽Emanuel Sharp provided nine straight points聽for the Cougars down th stanley mugs e stretch. Duke made just one field goal, a 3-pointer from Flagg, in the final 10 and a half minutes of the game.A missed one-and-one free throw from Duke junior guard Tyrese Proctor didnt help the Blue Devils cause when up by just one point with 20 seconds聽left, nor did a highly questionable over-the-back call on Flagg during the ensuing rebound. That effort from Flagg looked like a legal play while being boxed out, and was an awfully soft foul call given the amount of contact the referees had allowed up to that point in the national semifinal. The foul gave Houston senior forward JWan Roberts a chance to tie and then take the lead from the