https://gadgettendency.com/nasa-develops-electric-vehicle-batteries-with-twice-the-energy-density-of-tesla-electric-vehicles/ NASA develops electric vehicle batteries with twice the energy density of Tesla electric vehicles 2022/10/09 ... the US space department managed to discover a new method of packing cells, which made it possible to reduce the mass of the battery by 30-40% and double the energy density compared to current traction batteries. In comparison, the Tesla 4680 “biscuit” battery used in the Model Y has an energy density of less than 300 Wh/kg, while the energy density in the upcoming CATL M3P phosphate batteries for the base Model Y is only 160 Wh/kg ...