Alta stalks a secret $6bn market

CORRECTION: This story previously stated Alta had achieved a system cost of $300 per kilowatt-hour, “the lowest” on the market. This has since been corrected to $350. By Jason Deign Alta Motors, which has been…

When batteries meet blockchain

By Jason Deign New energy-trading business models based on blockchain technology could help and be helped by the spread of energy storage, experts have said.

PV plus storage saves in Costa Rica

 By Mike Stone A recently-completed solar-plus-storage microgrid has contributed to “eyebrow raising” savings for a medical manufacturing facility in Costa Rica.

How solar storage helps Hawaii’s grid

By Jason Deign A solar-plus-battery project in Hawaii is showing how energy storage can help take the stress off the grid while delivering benefits to utility customers.