Energy & Green Tech

Hybrid redox-flow battery with a long cycle life

Redox‑flow batteries store electrical energy in chemical compounds that are dissolved in an electrolyte. They are a particularly promising alternative to lithium‑ion batteries as stationary energy storage. A team headed ...

Energy & Green Tech

GM: New batteries cut electric car costs, increase range

General Motors says a pending breakthrough in battery chemistry will cut the price of its electric vehicles so they equal those powered by gasoline within five years. The technology also will increase the range per charge ...

Energy & Green Tech

New Tesla battery poised to reshape auto economics

Tesla will introduce a new battery later this year that promises longer performance and lower cost that will position the auto manufacturer to bring vehicle prices in line with gasoline-powered competitors.