Meet Skydweller: A solar-powered drone that can fly for 90 days straight — it’s wider and 160 times lighter than a Boeing 747

By Peter Ray Allison

Meet Skydweller: A solar-powered drone that can fly for 90 days straight — it's wider and 160 times lighter than a Boeing 747

Skydweller is a solar-powered drone that can fly for up to three months without landing, with researchers hoping to one day achieve much longer flight times.

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