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

(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.

SoftBank Group Corp. is in talks to lead a $500 million funding round for Skild AI, a startup building robotics software, according to people familiar with the matter.

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.

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

SoftBank shares surged — on five times the previous day’s volume — on Wednesday after the Japanese investment group landed a starring role in an U.S. artificial intelligence infrastructure buildout package backed by President Donald Trump.

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

Mr. Trump had claimed the A.I. announcement as an early trophy, taking credit for the companies’ decision to spend up to $500 billion building data centers.

Oracle stock jumped after a report that the company is set to invest billions in an AI infrastructure buildout with Trump's backing.

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.

Corporate travel platform TravelPerk raised $200 million from investors including Atomico and EQT in a funding round valuing the startup at $2.7 billion.

Trump said the private sector joint venture will build data centers and create more than 100,000 jobs in the United States.