The idea of leveraging renewable energy sources to bring electricity to the developing world is a potential solution to a serious global problem. Companies are using 3D printing to shape and test innovative concepts and designs that can make a difference in the lives of millions of people. Solar In a Suitcase: The Making of the FORTY2 This video on South Dakota start-up Peppermint Energy illustrates the company’s flagship product, the FORTY2, a portable solar generator that draws enough energy from the sun to provide light, refrigerate medicine or food, or power a laptop. A battery connected to the array stores power for use when the sun is down. Its simple format and rugged casing can ease disaster relief and elevate the quality of life where electricity is scarce. The energy it delivers is clean, reliable and free. The FORTY2 brings reliable electricity to developing areas Behind the scenes, the story of how the FORTY2 was transformed from a spark of an idea...