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 ...

Fusion energy group Helion said the company has completed a $465-million Series G investment round, increasing the Everett, ...

Helion, a Washington-based fusion energy company, announced a $465 million Series G investment round to accelerate commercial deployment of fusion, scale manufacturing capacity, and expand the company ...

Microsoft-backed nuclear fusion company Helion has raised $465 million in its Series G investment round, led by Thrive ...

Helion Energy, an Everett company seeking to produce commercial fusion energy, raised $465 million in a Series G funding ...

Helion raises $465 million in a Series G round, boosting its valuation to $15.5 billion as it advances commercial fusion ...

Beyond the massive curtains of its Everett, Wash., R&D facility, Helion is betting that a downsized testbed can answer key ...

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 ...

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

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 ...