The round will accelerate commercial deployment of fusion, scale manufacturing capacity, and expand the company’s ability to ...

Fusion startup Helion is racing to complete a power plant for Microsoft by 2028. A fresh infusion of cash should help with ...

Fusion startup Helion raised $465M, boosting its valuation to $15.5B. The company plans to use the funds to deliver ...

Nuclear fusion energy company Helion said on Thursday it raised $465 million in its latest funding round, led by Thrive ...

Helion Energy, a nuclear fusion startup backed by OpenAI’s Sam Altman, still has to prove it can produce electricity to serve data centers and other customers. But investors seem confident it can ...

This company says its pulsed plasma machine will deliver electricity to the grid by 2029. Some physicists warn that its promises are outrunning what the technology has proved ...

Sam Altman told a California jury Elon Musk made 'hair-raising' demands to control OpenAI, including future control ideas. Musk is suing over its for-profit structure, seeking over $100B.

Testimony from the OpenAI trial is painting vivid new portraits of two men with the power to shape the future of AI.

OpenAI is reportedly negotiating a landmark energy agreement with nuclear fusion startup Helion Energy, potentially securing gigawatts of electricity to power its AI operations. The deal secures 5 ...

Artificial intelligence (AI) group OpenAI is reportedly discussing buying electricity from Helion Energy, the fusion startup company based in Everett, Washington. Sources told POWER that a deal would ...

EVERETT, Wash.--(BUSINESS WIRE)--Helion, a Washington-based fusion energy company, announced that its Polaris prototype has set new fusion industry benchmarks, becoming the first privately developed ...

Fusion research company Helion Energy said its Polaris prototype has set new industry benchmarks, becoming the first privately developed fusion energy machine to demonstrate measurable ...