Energy storage

Solar

How the rooftop solar industry is adapting to California's new rulebook

The state’s once-thriving industry faces an uneasy future now that California has slashed financial incentives for people to put solar panels on their roofs.

By Julian Spector . 26 April 2023
Energy storage

Tesla's battery-storage sales are growing way faster than EV sales

Deployments of Tesla batteries surged 360% as the EV maker opened a factory for grid-scale batteries. Now it’s getting into lithium refining too.

By Eric Wesoff . 24 April 2023
Batteries

This NASA tech might just spur a major grid battery breakthrough

EnerVenue’s still got plenty to prove, but it already has a pipeline of orders and more than $100M in funding. A factory in Kentucky is on the way.

By Julian Spector . 17 April 2023
Solar

California is a rooftop solar giant. New rules could change that

Starting on April 15, new rooftop solar customers in California will earn much less for power they send to the grid, but adding batteries could improve the economics.

By Jeff St. John . 13 April 2023
Energy storage

Taiwan's rapid renewables push has created a bustling battery market

The densely populated island is snapping up energy storage as it strives to meet aggressive clean-energy targets amid national security and climate concerns.

By Julian Spector . 6 April 2023
Fun stuff

Canary Live Boston: Watch the event on Thurs., April 6 at 6:00 PM ET

We're broadcasting our event live from Greentown Labs in Somerville, Mass. this week.

By Nicholas Rinaldi . 5 April 2023
Geothermal

This Texas geothermal startup is storing energy in the ground

Sage Geosystems says its earthen "battery" system, now undergoing pilot tests in Texas, could be used to store energy to help balance power grids.

By Maria Gallucci . 4 April 2023
Energy storage

New York has a new plan to get all the grid batteries it needs

After a slow start to building much-needed energy storage, the state says new rules will help it reach its 6-gigawatt target.

By Julian Spector . 27 March 2023
Batteries

Itochu quietly assembled a gigantic home battery network in Japan

The conglomerate controls a 36,000-unit virtual power plant. Up next? Unleashing it to help the national grid decarbonize.

By Julian Spector . 9 March 2023
Hydropower

Giant 1GW pumped-hydro energy storage project enters final review

Planned for White Pine County, Nevada by developer rPlus, it would be one of the first large-scale pumped-hydro projects built in the U.S. in decades.

By Julian Spector . 8 March 2023