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.
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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.
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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.
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Commonwealth Fusion Systems leans on magnets for near-term revenue
Realta Fusion is buying magnets from Commonwealth Fusion Systems, providing a revenue stopgap.
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How nuclear batteries could speed the race to fusion power
Avalanche Energy is working on a DARPA project to build a new class of materials capable of turning damaging radiation into electricity.
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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.
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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.
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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.
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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.
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Pacific Fusion’s latest prototype packs 440 gigawatts into an 80-nanosecond burst
Pacific Fusion’s subscale prototype delivered enormous amounts of power in a flash, setting the company up for its demonstration power plant.
