Energy storage

Clean industry

Redoxblox raises $31M to commercialize its energy storage ‘booster’

The startup says its novel thermochemical storage system is a cost-effective way to provide clean heat to fossil fuel–reliant heavy industries.

By Jeff St. John . 30 October 2024

RedoxBlox thermochemical storage container units — Redoxblox uses a chemically reactive metal oxide to pack more energy into its thermochemical storage systems aimed at industrial decarbonization. (Redoxblox)

Energy storage

What's next for grid storage after a booming but chaotic year?

Grid-scale batteries are finally taking off — but now supply can't keep up with demand. Here's a recap of what went down in 2022 and a preview of the year ahead.

By Julian Spector . 3 January 2023
Long-duration energy storage

Form Energy to build novel iron batteries in West Virginia steel town

The extremely well-funded long-duration storage startup Form Energy found an eager partner in West Virginia’s state government.

By Julian Spector . 22 December 2022
Batteries

Element Energy raises $28M for grid storage powered by used EV batteries

The startup's granular charging controls can get more energy out of second-life batteries while also detecting and preventing failures that could start fires.

By Julian Spector . 14 December 2022
Energy storage

Long-duration storage firm Energy Vault pivots to short-term batteries

The startup pulled in millions for its novel gravity-based storage design, but most of its deal flow these days comes from garden-variety lithium-ion batteries.

By Julian Spector . 18 November 2022
Long-duration energy storage

Long-duration energy storage to get $350M boost from Dept. of Energy

Some say it's the key to unlocking a decarbonized grid. Will a new pot of federal funding be enough to push long-duration storage into the mainstream?

By Julian Spector . 15 November 2022
Sponsored

How EDP Renewables is unlocking solar-plus-storage in rural America

Lining up a roster of talented project partners is the key to making renewables projects work in smaller communities.

By 15 November 2022
Energy storage

Australia to replace coal plant with record-busting 850MW battery

Newcomer Akaysha Energy won backing from investment giant BlackRock and now will build a gargantuan battery in New South Wales.

By Julian Spector . 20 October 2022
Batteries

Can electric buses serve as backup batteries on wheels?

A California pilot project is testing transit buses as a source of mobile backup power. If it works, they could replace dirty diesel generators during blackouts.

By Jeff St. John . 18 October 2022
Solar

How to make sure your solar-plus-battery system works in a blackout

After disasters like Hurricane Fiona, solar panels and batteries can be a lifeline. Energy experts offer some do's and don'ts to help make the most of backup systems during outages.

By Maria Gallucci . 17 October 2022
Batteries

Hawaii is paying home-battery owners to help the grid. How's that going?

Hawaii's main utility reached a deal with pro-solar groups to reward households for sharing their clean energy. We check in on the results at the six-month mark.

By Julian Spector . 6 October 2022