Musk warned those involved that President Trump wouldn’t bless the OpenAI data-center project in Abu Dhabi unless his xAI company was included in the deal, according to people familiar with the matter.

A group of activist Tesla shareholders sent a letter to board chair Robyn Denholm Wednesday calling for guarantees that CEO Elon Musk devote at least 40 hours a week to the electric vehicle maker after spending much of the past year focused on federal politics.

The latest version of Grok, the chatbot created by Elon Musk’s xAI, is promoting fringe climate viewpoints in a way it hasn’t done before, observers say

Elon Musk's startup xAI is paying Telegram $300 million to roll out its Grok chatbot. Telegram will also earn 50% of the revenue from xAI subscriptions that are sold on the platfo

SpaceX, headed by billionaire Elon Musk, is eyeing a few key objectives to prepare Starship for more frequent flights from Starbase in South Texas.

Elon Musk's most ambitious project spun out of control before his eyes once again. SpaceX's Starship mega-rocket launched from its Texas facility on Tuesday evening to make an ill-fated third attempt at a huge milestone: releasing its first payload into orbit.