Seattle-area company Helion Energy gets $425 million from investors including Sam Altman and Softbank to pursue clean energy's "Holy Grail."

SoftBank is reportedly in talks to invest as much as $25 billion into OpenAI in a deal that would make it the artificial intelligence firm’s largest backer.

(Reuters) - Helion, a startup working to generate electricity from nuclear fusion, on Tuesday said it has raised $425 million in venture funding from a group of investors including SoftBank Group's Vision Fund 2.

President Donald Trump talked up a joint venture investing up to $500 billion for infrastructure tied to AI by a new partnership formed by OpenAI, Oracle and SoftBank.

SoftBank (SFTBY) is in discussions to invest $15B-$25B in Open AI, Deepa Seetharaman of The Wall Street Journal reports. Some of the equity

The initiative announced by President Donald Trump will aim to "secure American leadership in AI" while also creating jobs and economic benefit.

SoftBank (SFTBY) is reportedly considering a massive investment of up to $25 billion in Microsoft (MSFT)-backed OpenAI, according to sources

SoftBank is in talks to invest $15 billion to $25 billion in OpenAI, a deal that would see the Japanese conglomerate displace Microsoft as the ChatGPT maker's biggest investor. SoftBank stock fell 1.1% in Tokyo on Thursday.

Tech bros have taken to X in an extraordinary public spat to question each other’s financial muscle over Donald Trump’s $800b AI joint venture. Elon Musk said, “they don’t have the money”.

The White House broke its days-long silence about SpaceX CEO Elon Musk on Friday, as questions swirled about whether Musk had rankled President Donald Trump when he publicly bashed Stargate, the Trump administration's first major tech initiative.

Asian shares are trading mixed after Wall Street’s tech superstars tumbled as a competitor from China raised doubts over the recent artificial-intelligence market frenzy

Microsoft (MSFT.O) has announced that it changed some key terms of a deal with OpenAI after the ChatGPT creator announced a joint venture with Oracle (ORCL.N) and Japan's SoftBank Group (9984.T) to build up to $500 billion of new AI data centers in the United States.