As the earth builds out at any time greater installations of wind and solar power techniques, the will need is escalating quickly for affordable, large-scale backup systems to give energy when the sun is down and the air is calm. Today’s lithium-ion batteries are continue to too pricey for most such programs, and other choices these types of as pumped hydro demand distinct topography that’s not usually offered. Now, researchers at MIT and elsewhere have made a new sort of battery, created entirely from considerable and low-cost elements, that could help to fill that gap. The new battery architecture, which uses aluminum and sulfur as its two electrode supplies, with…