Pacific Fusion’s latest prototype packs 440 gigawatts into an 80-nanosecond burst

Pacific Fusion’s sub-scale prototype delivered enormous amounts of power in a flash, setting the company up for its demonstration power plant.

With a new $100M raise, Princeton’s Thea Energy is now a top-funded fusion startup

Thea Energy’s pixel-inspired magnets could give its power plant plans a boost. The fusion startup hopes to get a commercial reactor working by 2034.

Fusion power startup Zap Energy pulls a partial pivot, adding nuclear fission to the mix

Surprise! Fusion startup Zap Energy says it will be developing fission reactors alongside its fusion devices.

Cracks are starting to form on fusion energy’s funding boom

Fusion startups and investors risk deepening fissures if some key disagreements aren’t settled amicably.

Inertia moves to commercialize one of the world’s most elaborate science experiments

Inertia has signed three agreements with the Lawrence Livermore National Lab, paving the way for the company to bring its pioneering fusion reactor to market.

How nuclear batteries could speed the race to fusion power

Avalanche Energy is working on an DARPA project to build a new class of materials capable of turning damaging radiation into electricity.

Commonwealth Fusion Systems leans on magnets for near-term revenue

Realta Fusion is buying magnets from Commonwealth Fusion Systems, providing a revenue stop gap.

What will power the grid in 2035? The race is wide open

Fusion, fission, and even natural gas are appeared tied in the race to deliver new power to the grid in the early 2030s.

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.