Batteries

xAI has quietly built a massive battery at its Memphis data center hub

Company and utility execs called it the nation’s biggest battery, but details are scant. A July satellite image shows 720 Tesla Megapacks at the controversial site.

By Julian Spector . 11 September 2026

(Samuel Boivin/NurPhoto via Getty Images)

Batteries

The battery era is here — and China is supplying it

Batteries are taking the energy sector by storm, whether to power vehicles or boost the grid. Most are made, and deployed, in China.

By Dan McCarthy . 11 September 2026
Solar

Coal-to-solar project lands a rare clean-energy win in Ohio

The solar-plus-storage project faced no opposition despite growing pushback to clean energy in the state — likely because of its brownfield location.

By Kathiann M. Kowalski . 10 September 2026
Batteries

Trump emergency order casts uncertainty over grid battery growth

A sweeping yet vaguely worded national emergency declaration targeting Chinese grid tech could put gigawatts of grid battery projects on uncertain legal ground.

By Jeff St. John . 10 September 2026
Solar

A Virginia school district pioneers solar and battery microgrids

Roanoke City Public Schools is building the state’s first solar-plus-storage systems to keep emergency shelters going during extreme weather and cut down on costs.

By Elizabeth Ouzts . 8 September 2026
Solar

Solar-plus-storage is having a global growth spurt

Investors spent a record amount in the first half of 2026 on projects that combine renewable energy — mostly solar — with batteries.

By Ysabelle Kempe . 4 September 2026
Batteries

The US built more grid batteries last quarter than ever before

The outlook for storage construction keeps getting brighter as everyone from the Trump White House to clean energy advocates to AI giants clamors for more.

By Julian Spector . 1 September 2026
Climate crisis

Gary power outage underscores stakes of Solar for All cancellation

Some city residents went two weeks without power following storms. The federal program, ended by Trump, would have enabled many to access solar and batteries.

By Kari Lydersen . 31 August 2026
Batteries

Arizona is having a grid battery growth spurt. Will that last?

So far this year, it has built more battery capacity than any state besides Texas. But political shifts could complicate the long-term growth trajectory.

By Julian Spector . 24 August 2026
Clean energy

Solar and storage still dominate US power plant construction

Despite Trump’s attacks on renewables, it’s the same old story so far this year: The U.S. is building lots of solar and storage and a little bit of everything else.

By Dan McCarthy . 21 August 2026
Batteries

In Michigan, LG opens one of America’s biggest battery cell factories

Trump officials touted the storage and EV plant as an example of “energy dominance,” underscoring increasing bipartisan acceptance of grid batteries.

By Claire Hao . 19 August 2026