Lululemon bets Epoch Biodesign can eat its shorts, literally

Startup Epoch Biodesign uses enzymes to break plastic waste down into monomers, the chemical building blocks that can be used to make new plastic.

Kentucky woman rejects $26M offer to turn her farm into a data center

A “major artificial intelligence company” reportedly offered a Kentucky women $26 million to build a data center on their farm.

Crusoe makes big battery buys for its data centers

Form Energy and Redwood Materials both received orders from the data center developer.

Cauldron Ferm has turned microbes into nonstop assembly lines

The Australian startup says it has solved one of the biggest challenges facing synthetic biology companies, which it counts as customers.

Sam Altman-backed fusion startup Helion in talks with OpenAI

Helion is reportedly negotiating a deal that would see it sell 12.5% of its power output to OpenAI.

How fusion power works and the startups pursuing it

Fusion power promises to generate large amounts of clean electricity from nearly limitless fuel. This article explains the main approaches and the companies that use them.

The best AI investment might be in energy tech

Power has become one of the biggest bottlenecks in rolling out new AI data centers. That’s creating an opening for investors.

Geothermal startup Fervo catapults itself over the ‘valley of death’

Fervo landed a large new loan with terms that strongly suggest the company’s most turbulent days are behind it.

TechCrunch Startup Battlefield 200 nominations are still open

Nominate your startup, or one you know, for TechCrunch Startup Battlefield 200 before May 27. Chance to win $100,000 equity-free funding and VC access.

Inside a $1.1B deal to reshore critical minerals refining

Critical minerals startup Nth Cycle is betting that its modular approach to nickel refining can make the practice viable in the U.S. and Europe.