In the quest to be able to store renewable solar and wind energy on the electric grid to be used at times when the sun isn’t shining and the wind isn’t blowing, scientists are investigating a number of different types of chemistries for large-scale batteries that could be used for grid storage.In the quest to be able to store renewable solar and wind energy on the electric grid to be used at times when the sun isn’t shining and the wind isn’t blowing, scientists are investigating a number of different types of chemistries for large-scale batteries that could be used for grid storage.