New solar plane has a wing span similar to a 747, will circumnavigate the globe
Yesterday, the team that produced the first solar-powered aircraft that could fly around the clock unveiled its successor, Solar impulse 2, a craft that it hopes will be able to fly around the world. The airplane is a large collection of impressive feats of engineering: it's large enough to have a wingspan similar to a 747's, yet it weighs just a bit more than the average automobile (2,300 kg or 5,000 lb).
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