It hasn’t been that long since humans figured out how to create power grids that integrated multiple generators and consumers. Ever since AC won the battle of the currents, grid operators have had to ...

This story originally appeared on Vox and is part of the Climate Desk collaboration. The tricky thing about generating electricity is that for the most part, you pretty much have to use it or lose it.

BEIJING, April 2 (Reuters) - China plans to launch pilot projects in nine cities that would use the country's growing fleet of electric vehicles as batteries to shore up power supply on the grid ...