Solar Impulse Plane , as it is officially named, is a strange sight to behold. Resting under the sky-high ceiling of its hangar at Dubendorf, Solar Impulse looks fragile to the point of breakable. And no wonder: HB-SIA, comprised of a carbon skeleton covered in a flexible polycarbonate “skin,” weighs only about 1.5 tons, about as much as a small car. Its wings are so light that a single person can carry them. And when I tested both the pilot's parachute and the detached nosepiece of a second prototype of the plane for weight, the parachute was heavier. via
Check out full details with http://www.solarimpulse.com/ The Solar Impulse HB-SIA Future of Planes
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