By 2014 will fly in testing the prototype plane hit by DARPA (the Defense Advanced Research Projects Agency of the United States of America) with $ 89 million budget, the new Boeing Solar Eagle, a brand new airplane that will be able to fly using the energy emitted by the sun at 18,000 feet elevation for 5 years, constantly sending information "on earth."
His trip test will last very little compared to its total independence, 30 days. Meanwhile
have now passed the stage of testing the two rivals, one Swiss, one British and the Solar Impulse.
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