Articles

Long-duration energy storage

Pioneering grid battery nudges California closer to 24/7 clean energy

The Tumbleweed installation just went online in Kern County. It can store clean energy and discharge it for eight hours straight, a harbinger of what’s to come.

By Julian Spector . 8 June 2026
EV charging

Why is Massachusetts sitting on $64M in EV-charger funding?

Despite the state’s political embrace of EVs, it has built zero chargers nearly four years after receiving federal funds from the Biden administration.

By Jordan Wolman, CommonWealth Beacon . 8 June 2026
Heat pumps

Want a deal on a heat pump? Team up with your neighbors.

Bulk buying is a tried-and-true way to get discounts on rooftop solar. Now programs aimed at heat pumps are popping up too, helping people save thousands of dollars.

By Alison F. Takemura . 8 June 2026
Solar

Where does balcony solar stand in your state?

Dozens of states are considering legislation to allow residents to use DIY plug-in solar. Follow the efforts here.

By Sarah Shemkus . 8 June 2026
Transmission

NYC’s big, clean power line is officially up and running

The Champlain Hudson Power Express is bringing tons of hydropower to the city — but amid years of drought, can Canada spare the clean electricity?

By Kathryn Krawczyk . 5 June 2026
Clean energy

Ohio has blocked a lot of wind and solar. Its residents pay the price.

The clean energy projects thwarted by state lawmakers could have gone a long way toward meeting spiking energy demand, lowering bills, and eliminating pollution.

By Kathiann M. Kowalski . 5 June 2026
Electric vehicles

Electric cars are starting to take over the world

Despite sluggish EV sales in the U.S., it’s full steam ahead for electric vehicles in most other regions.

By Dan McCarthy . 5 June 2026
Batteries

Why North Carolina’s electric co-ops are turning to grid batteries

From the suburbs to the barrier islands, the state’s local cooperatives are using aggregated battery systems to weather outages and protect consumers’ wallets.

By Elizabeth Ouzts . 4 June 2026
Utilities

Utilities aren’t sharing smart meter data in PJM. That’s a problem.

Demand-response companies say utilities in the biggest U.S. energy market are blocking gigawatts of grid relief by withholding data meant to help customers save money.

By Jeff St. John . 4 June 2026
Geothermal

House passes bipartisan measures to speed geothermal energy projects

The package of geothermal permitting reforms comes as Republicans and Democrats alike look to boost clean, 24/7 power supplies. Now it heads to the Senate.

By Maria Gallucci . 3 June 2026