Articles

Batteries

In a first, a data center is using a big battery to get online faster

Aligned Data Centers will pay to build a 31-megawatt battery, an early example of how AI developers can move fast if they’re willing to be flexible.

By Julian Spector . 24 October 2025
Utilities

The complicated reality behind rising power prices

Post-disaster repairs and continued fossil-fuel reliance aren’t helping power prices, but data centers may not spell doom after all.

By Kathryn Krawczyk . 24 October 2025
Clean energy

Chart: Solar is driving renewable energy to new heights around the globe

Between 2025 and 2030, the world is expected to build nearly 4,600 gigawatts of renewables — almost double the amount built over the previous five-year period.

By Dan McCarthy . 24 October 2025
Offshore wind

Trump claims ‘wind mills’ kill whales but quietly torpedoes the science

The Interior Department defunds two vital research programs that track North Atlantic right whales near active offshore wind construction sites.

By Clare Fieseler . 23 October 2025
Utilities

North Carolina mulls how to manage power demand from data centers

Load flexibility was a big topic at a recent state gathering of policymakers, industry, and advocates. But questions remain about how to best put it into practice.

By Elizabeth Ouzts . 23 October 2025
Solar

Why one Ohio couple is suing their city over rooftop solar fees

The city's utility says the charge is only fair to customers without solar, but the couple argues it’s an illegal penalty. The dispute echoes a nationwide debate.

By Kathiann M. Kowalski . 23 October 2025
Marine transport

Can cargo shipping stay the course toward cleaner fuels?

Clean-fuel producers and shipowners are in limbo after the International Maritime Organization delayed a decision on a landmark climate rule amid U.S. opposition.

By Maria Gallucci . 22 October 2025
Clean industry

Rondo Energy turns on first major thermal battery — at an oil field

Thermal energy storage can use cheap, clean electricity to decarbonize industry. Rondo’s new project courts a controversial customer to prove it works at scale.

By Jeff St. John . 22 October 2025
Green steel

Electra announces deals with Meta, Nucor to scale its clean iron tech

The Colorado-based startup unveiled its new demo plant and announced agreements with major steel users. The facility could start churning out clean iron by mid-2026.

By Maria Gallucci . 21 October 2025
Batteries

The startup trying to make ‘DIY’ home batteries happen

Pila Energy’s batteries offer renters and homeowners the smarts of a Tesla Powerwall in a plug-and-play package. It just raised $4M to scale up operations.

By Jeff St. John . 21 October 2025