Arcturus could halve the grid’s electrical losses using its nano-infused copper

Stealthy startup Arcturus uses lasers to infuse carbon nanomaterials into copper, dramatically improving its ability to conduct electricity.

Trump administration threatens 92 GW of new electricity supply with red tape

The Trump administration’s moves threaten $121 billion in new solar and wind power, two energy sources that are the biggest contributors to new capacity in the U.S.

a16z-backed Base Power is offering cheaper electricity to the power grid that needs it most

Base Power is skipping the PJM’s troubled interconnection queue by placing its batteries at people’s homes, offering backup services in exchange.

Here’s why Slate changed the battery in its cheap EV truck

While there was probably a moment when Slate’s leadership had to green-light the switch from one battery type to another, the momentum toward that decision had been building for years.

4 days left to save up to $190 on TechCrunch Founder Summit 2026

Four days left to save up to $190 on your pass to TechCrunch Founder Summit 2026 – the ultimate founder bootcamp – before Early Bird rates end on June 26 at 11:59 p.m. PT. Register here.

Microsoft and Chevron plan one of the largest gas-powered data center projects in US

Microsoft inked a 20-year power purchase agreement with Chevron, locking in decades of carbon emissions from a new natural gas power plant.

Nvidia wants to cut data center water use, but that’s not the same as fixing AI’s water problem

Nvidia announced a new cooling system that cuts water use inside the data center. But it does nothing to address AI’s biggest water use — fossil fuel power plants.

AI data centers just got a government-mandated fast lane to the grid

FERC told grid operators to give data centers a fast lane for interconnections, but it failed to address electricity supply shortages.

Anthropic becomes first AI startup to join the Frontier carbon removal coalition

Anthropic has joined the Frontier coalition, which received another $915M in pledges to fund carbon removal projects.

SpaceX alum nabs $22M to turn rocket engines into geothermal power plants

Critical Energy is turning rocket engines into geothermal power plants, and it wants to build 300 GW per year by 2045.