With the latest round of funding, Helion has raised over $1 billion in capital since it was founded in 2013. The company claims that it will build the world's first nuclear fusion power plant by 2028 and has already secured a purchase agreement from Microsoft which is a major investor in Mr Altman's OpenAI.

OpenAI CEO Sam Altman announced a technological milestone on Friday, revealing the deployment of NVIDIA Corp.'s first full 8-rack GB200 NVL72 system on Microsoft Corp.'s Azure platform, marking a major advancement in the companies' strategic partnership.

In his newly built palace near Tokyo, lined by stone statues of Roman emperors and surrounded by an 18-hole golf course, Masayoshi Son was stewing. After declaring for years the imminent arrival of the artificial-intelligence revolution,

Sam Altman's OpenAI launched ChatGPT Gov on Tuesday, which the company said government agencies could use to input sensitive information.

OpenAI CEO Sam Altman excitedly teases significant advancements in the partnership with Microsoft, hinting it will surpass expectations. Altman also a

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

OpenAI CEO Sam Altman posted a picture of himself with Microsoft CEO Satya Nadella on Tuesday and suggested their relationship is going well. Altman wrote that the "next phase" of their ...

Elon Musk asked a judge to block OpenAI's attempt to transition from nonprofit to for-profit. It's not the first time he's feuded with CEO Sam Altman.

Oracle looks like a big winner from the new Stargate Project. The tech giant began working more closely with OpenAI last summer. Oracle is outgrowing leaders like Amazon in cloud-infrastructure revenue.

OpenAI CEO Sam Altman is teasing big things ahead for the company's partnership with Microsoft ( NASDAQ:MSFT ), saying the next phase "will be much better than anyone is ready for."

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