Despite having rarely left the president’s side over the preceding few months, Musk was blindsided by the announcement, according to people familiar with the matter.

On the first full day of the second Trump presidency, Elon Musk was in the White House complex when he got word that his ...

So how much is OpenAI worth? The potential of its revolutionary technology — to advance science, medicine and tech — is real, and it’s definitely worth more than the two ...