Seattle-based Avalanche recently operated its desktop fusion machine for hours on end while maintaining 300,000 volts.

Microsoft's data center boom has been imperiling its 2030 carbon negative pledge, so the tech giant is turning to Vaulted Deep, which operates like a reverse oil company.

GM will send batteries — new and old — to Redwood Materials, which will assemble them into large packs capable of supporting data centers and the grid.

London-based Seabound has developed a carbon capture system that transforms CO2 from a ship's engine into limestone, which Heidelberg Materials will use to make cement.

Despite conspiracy theories, there's no way that cloud seeding operations days before the storm could have influenced the floods, scientists say.

The final bill is largely what emerged from the Senate Finance Committee in mid-June.

TerraPower has been riding a wave of interest from hyperscalers, data center developers, and now chip designers.

Fusion startups have raised $7.1 billion to date, with the majority of it going to a handful of companies. 

Amazon and Talen revised an existing deal to buy power from the Susquehanna nuclear power plant.

Bedrock Ocean wants to use autonomous underwater vehicles to make mapping the seafloor faster and cheaper.

TAE Technologies raised $150 million from investors including Google, Chevron, and others.

Meta and Constellation Energy said the deal would help keep the Clinton Clean Energy Center running through 2047 without ratepayer support.

Heron Power is developing solid-state transformers, which promise to be more compact and responsive than the century-old analog models.

Impossible Metals, a deep-sea mining startup, submitted a formal request to the Department of the Interior to sell leases to mine the ocean floor.

The funding round arrives as tech companies and utilities are struggling to secure power for data centers.

The Gates Foundation is expected to spend $200 billion over the next 20 years to support causes related to health and human development.

The world has a trash problem. The amount of stuff we throw away is expected to nearly double, to 3.8 billion metric tons, by 2050. Reducing what we use would go a long way to addressing the issue, but let’s face it, we’re not very good at buying less either. That leaves recycling, which has […]

Mining companies spend billions on exploration. Durin thinks it can slash costs.

Matt Rogers says Quilt is picking up where his old startup, Nest, left off.

The money will fund a rapid expansion, including dozens more megawatt-hours of battery storage and plans for a domestic battery factory.