Design for system that provides solar- or wind-generated power on demand should be cheaper than other leading options. MIT engineers have come up with a conceptual design for a system to sto... Read more
Enough Northwest wind energy to power about 85,000 homes each month could be stored in porous rocks deep underground for later use, according to a new, comprehensive study. Researchers at th... Read more
Gravity Power is testing a novel kind of energy storage with potential gigawatt-scale capacity – that uses simple mechanics and gravity underground – at a first test site in Santa Barbara. T... Read more
New ideas for making sodium sulfur batteries could make them the answer for taming the variability of wind and solar power. EaglePicher Technologies, a manufacturer of specialized batteries... Read more