Utility-scale battery storage costs decreased nearly 70% between 2015 and 2018 - Today in Energy - U.S. Energy Information Administration (EIA)
![Falling US solar-plus-storage prices start to level as batteries supersize | S&P Global Market Intelligence Falling US solar-plus-storage prices start to level as batteries supersize | S&P Global Market Intelligence](https://www.snl.com/articles/402808505.png)
Falling US solar-plus-storage prices start to level as batteries supersize | S&P Global Market Intelligence
![Stanford engineers create a low-cost battery for storing renewable energy | Stanford School of Earth, Energy & Environmental Sciences Stanford engineers create a low-cost battery for storing renewable energy | Stanford School of Earth, Energy & Environmental Sciences](https://pangea.stanford.edu/sites/default/files/styles/stanfordhomepage-full/public/battery_news.jpg?itok=xQCfAYOh)