One goal, two pioneers, three remarkable world tours between them: the first in a balloon, the second in Solar Impulse, the renowned solar-powered aircraft, and the third, less widely known, in a solar boat called PlanetSolar. Less famous than Bertrand Piccard who accomplished the first two global tours, Swiss solar navigator and aviator Raphaël Domjan nevertheless has […]
Solar cookers aren’t new. But according to National Geographic, these devices, which use only the energy of direct sunlight to heat, cook or pasteurize food or drink, are making “a big difference in impoverished communities”. In the developing world they are a lifesaver. Solar cooking uses no electricity, gas, charcoal or wood. Only the sunshine […]
