Startup Thinks Its Battery Will Solve Renewable Energy’s Big Flaw

Aquion has started production of a low-cost sodium-ion battery aimed at making renewable energy viable.

http://www.technologyreview.com/news/523391/startup-thinks-its-battery-will-solve-renewable-energys-big-flaw/?utm_campaign=newsletters&utm_source=newsletter-daily-all&utm_medium=email&utm_content=20140123