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

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

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 ...

Washington-based fusion energy company Helion just raised US$425 million in fresh funding for its bid to be the first to ...

Helion has also entered a customer agreement with Nucor to develop a 500MW power plant projected for the 2030s. "Helion ...

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

Helion, an Everett-based fusion energy company, has announced a $425 million Series F investment round that will be used to ...

Helion, whose board is chaired by OpenAI CEO Sam Altman, announced an "oversubscribed and upsized" Series F funding round yesterday. With the addition of $425 million to its coffers, the startup ...

According to TechCrunch, Helion will use its $425 million funding round to upgrade its manufacturing capabilities. The ...

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

Few fusion startups have been as closely watched as Helion. The 12-year-old company is backed by Sam Altman, rumored to be in talks with OpenAI, and has a deal to supply Microsoft with electricity ...