Eighteen months ago, a lifetime in Washington, President Donald Trump launched the Department of Government Efficiency — the most ambitious and committed initiative in modern history to rein in ...

In closing arguments, a lawyer for Elon Musk hammered the credibility of Sam Altman, OpenAI’s chief executive. An OpenAI lawyer argued that Mr. Musk’s case against the company, which he co-founded, ...

A jury in Oakland, California, ruled against Elon Musk in his dramatic court battle with Sam Altman and OpenAI. Musk said, in a post on X, the decision against him was a "calendar technicality" and he ...

Elon Musk said in his second day of testimony that he was “a fool” for funding OpenAI. Mr. Musk grew combative during questioning from a company lawyer. Elon Musk enters the courthouse in Oakland, ...