Solar Impulse
Defence tech investors highjack Switzerland's green-energy drone
Despite its potential, Solar Impulse has all but disappeared from public view. Developed in Switzerland, it has been sold to a Spanish-American start-up, who plan to use it for communications and surveillance:’After many modifications, the plane is set to become a very high altitude autonomous and solar-powered drone.’ Bertrand Piccard, who developed and flew the plane, is clear:’The plane should not be used for military purposes.’
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