The OpenAI leader and SoftBank, who are leading the mammoth Stargate effort, have poured hundreds of millions into Helion.

Helion’s nuclear fusion promises have garnered the attention of Silicon Valley—and raised concerns amongst scientists wary of ...

Helion secures funding to accelerate the development of its commercial-scale fusion power plant, aiming to deliver ...

Helion Energy says its series F raise will fund it through the deployment of the first-ever commercial nuclear fusion plant.

Seattle-area company Helion Energy gets $425 million from investors including Sam Altman and Softbank to pursue clean ...

A US start-up whose backers include tech billionaires Sam Altman and Peter Thiel has raised $425mn to keep it on track to ...

With the latest round of funding, Helion has raised over $1 billion in capital since it was founded in 2013. The company ...

Open AI CEO Sam Altman-backed Startup is investing in world's first nuclear fusion based power plant to solve the energy ...

It could be one of the biggest private computing infrastructure projects in history — or a disaster.

Back in 2023, Microsoft signed a 50MW power purchase agreement (PPA) with Helion for 2028 - a short time in fusion ...

Helion's unorthodox approach to fusion power and relative secrecy has earned it plenty of fans — and critics. But don’t count ...

A nuclear fusion startup backed by OpenAI founder Sam Altman has raised nearly half a billion dollars to build what it hopes ...