Solar Impulse 2: This sun-powered plane may never need to land

A strange-looking jet coated in over 17,000 solar panels gave the world a glimpse of the future of flight in 2016. Having the wingspan of a Boeing 747 but the weight of an SUV, it circumnavigated the Earth without consuming a drop of fuel. Solar Impulse 2, created by Bertrand Piccard and Bertrand Borschberg, showcased the potential of renewable energy.