Articles

Clean energy manufacturing

Metal powders help fuel rockets. Now they could heat up factories, too.

Dutch startup Renewable Iron Fuel Technology burns iron powder in boilers to make carbon-free heat. The firm just raised $131 million to commercialize its tech.

By Maria Gallucci . 9 March 2026
Data centers

Trump asks tech titans to sign an energy pledge, but is it just PR?

The “ratepayer protection pledge” pushes data center builders to shoulder their own power costs, but the federal government has no chance of enforcing it.

By Kathryn Krawczyk . 6 March 2026
Electrification

North Carolinians band together to help their neighbors electrify

Inspired by initiatives that bulk-buy rooftop solar for homes, a new project will help residents navigate home electrification and connect with trusted contractors.

By Elizabeth Ouzts . 6 March 2026
Liquefied natural gas

Why US LNG firms stand to profit from Iran war fallout

Countries may tap into America’s booming liquefied natural gas exports as Middle Eastern suppliers shutter. But renewables are a safer bet in the long run.

By Dan McCarthy . 6 March 2026
Geothermal

An oil company quietly dug a surprisingly deep geothermal well

Oxy drilled four miles down in Colorado, and did so quickly — a promising development for the geothermal industry.

By Sam Brasch . 5 March 2026
Heat pumps

Oregon pushes new homes to install heat pumps over ACs

In a state where energy costs have risen sharply, new rules will boost adoption of the clean heating and cooling appliances.

By Alison F. Takemura . 5 March 2026
Clean energy

How Vermont’s pioneering clean heat plan fell apart

Misinformation, politics, and a complex design brought down the once-promising program, which sought to slash emissions from heating in the cold New England state.

By Sarah Shemkus . 5 March 2026
Data centers

How states are trying to keep AI data centers off your power bill

“Large load tariffs” are spreading fast as states scramble to protect consumers and the climate from the AI boom. Some approaches have more promise than others.

By Jeff St. John . 4 March 2026
Clean aluminum

China could be on the cusp of a green aluminum boom

As demand for the metal soars, the country is pursuing policies that will spur more smelters to run on clean electricity.

By Alexander C. Kaufman . 4 March 2026
Transmission

Virginia to utilities: Do more with the existing power grid

Amid rising energy costs, the state just passed a first-of-a-kind bill that would force utilities to quantify and examine ways to reduce waste on the grid.

By Elizabeth Ouzts . 3 March 2026