The billionaire Testla owner wants to create a new political party. The Rhode Island businessman and former gubenatorial candidate tried it first.

The president’s vague threats make booting out his political enemies sound easy. Here’s what he can actually do.

At the launch of Grok-4, the xAI presenters prompted the chatbot to predict the World Series. After 4.5 minutes, it had an answer.

Grok 4 is xAI’s most advanced model yet, but early praise is clashing with old scandals and fresh tests of its limits.

Tesla CEO Elon Musk is lashing out at Wedbush Securities analyst Dan Ives, telling the technology analyst to "Shut up." On his social media platform X on Tuesday, the billionaire posted "Shut up, Dan,

Tesla CEO Elon Musk is eyeing San Francisco for his next robotaxi city — to which I say, good luck to you, sir. Musk acknowledged that the company is still waiting on “regulatory approval,” which hints at the uphill company Tesla will face in pushing this process forward. (Get it? Uphill? San Francisco?)

The tech billionaire unveiled its latest version, Grok 4, which he claims is "smarter than almost all graduate students, in all disciplines, simultaneously."

During a visit to the Democratic Republic of Congo, a Globe reporter learned how the billionaire is bringing broadband to this desperately poor country even as his DOGE cuts ravage its health care system.