Batteries

Energy storage

Illinois’ grid needs batteries. Can the legislature deliver?

State leaders are deliberating how to bring more energy storage online. But the clock is ticking to pass a pivotal bill as the legislative session nears its end.

By Kari Lydersen . 12 May 2025
Batteries

Could this 1980s battery design unlock long-term clean energy storage?

Utility Southern Co. will install Inlyte's iron-salt long-duration battery, tech the startup has updated for the era of renewables and data center demand.

By Julian Spector . 7 May 2025
Virtual power plants

Haven to install free solar, batteries for thousands of California homes

The startup is tapping a new state funding pool to help low-income families access the benefits of clean energy and battery backup for their residences.

By Julian Spector . 21 April 2025
Batteries

Base Power lands $200M for rapidly growing home-battery business

The Texas startup wants to become the fastest battery installer in ERCOT by this summer. It will use the new funds to build a factory and expand into other states, too.

By Julian Spector . 9 April 2025
Electric vehicles

How Massachusetts is trying to turn EVs into grid batteries

A first-of-its-kind “vehicle-to-everything” pilot is giving out 100 free chargers to test how EVs can earn money for sending backup power to the grid.

By Jeff St. John . 24 March 2025
Clean energy

Can clean energy break records despite Trump?

Uncertainty over federal tax credits is the only thing that could keep solar power and battery storage from having another huge year.

By Kathryn Krawczyk . 14 March 2025
Energy storage

Chart: US is set to shatter grid battery records this year

In 2024, developers built energy storage at a rapid clip, adding nearly 11 GW to the grid. The industry is poised to grow even faster in 2025.

By Dan McCarthy . 7 March 2025
Batteries

Facing headwinds, Ascend shifts plans for battery recycling in Kentucky

The lithium-ion battery recycler won’t make cathode active materials at its new facility, but it will produce cathode precursors and lithium carbonate.

By Julian Spector . 5 March 2025
Transmission

After groundbreaking bills on jobs and solar, Illinois tackles the grid

State lawmakers are pushing for more grid-enhancing tech, gigawatts of new energy storage, and the creation of a virtual power plant program.

By Kari Lydersen . 3 March 2025
Clean energy

Chart: Solar, batteries to lead US power plant construction in 2025

The country is set to build a record 63 gigawatts of new power this year as demand surges — and almost all of it will be carbon-free.

By Julian Spector . 28 February 2025