Arinna raises $4M seed round to solve the space power problem
Arinna builds solar cells specifically for spacecraft and has developed an ultrathin new material that it expects to be far more flexible and more efficient than current technology.
Climate
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 $26 million 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.
Sam Altman-backed fusion startup Helion in talks to sell power to OpenAI
OpenAI CEO Sam Altman is stepping down as board chair of Helion. His departure comes as reports that the two companies are negotiating a deal that would see Helion 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.