Dutch students reveal solar-powered family car

Dutch students have developed a new family car that is not only powered by the sun, but generates more energy than it uses. Stella Lux seats up to four people and is designed to be efficient, intelligent and comfortable. It will compete in the World Solar Challenge in...

Tesla Powerwall, new backup battery

Energy Storage for a Sustainable Home Powerwall is a home battery that charges using electricity generated from solar panels, or when utility rates are low, and powers your home in the evening. It also fortifies your home against power outages by providing a backup...

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