Musk kept his cool, and OpenAI’s lawyer bulldozed him with piercing questions about his motivations for suing the company.

Elon Musk's outsize reputation, provocative remarks and his friction with a federal judge have dominated the trial in his case against ChatGPT-maker OpenAI.

Elon Musk on Thursday sparred with an attorney for OpenAI during his third day of testimony in the contentious trial over the company’s pivot from nonprofit status to a for-profit venture valued at hundreds of billions of dollars.

Back on Inauguration Day, few in Washington would have believed that the highly publicized friendship between President Donald Trump and Elon Musk would implode before the year’s end. No political partnership burned brighter or fizzled faster than Trump ...

On Monday, Elon Musk’s xAI startup launched Grokipedia, which the billionaire is pitching as an AI-generated alternative to the crowdsourced encyclopedia Wikipedia. Musk first announced the project in late September on his social media platform X, saying ...

Elon Musk's net worth soared past $800 billion this week after he merged SpaceX with xAI in a deal that valued the combined entity at $1.25 trillion. For Musk to become the world's first trillionaire, SpaceX would have to reach $1.6 trillion in value ...

Entrepreneur and billionaire Elon Musk is the co-founder and chief executive of Tesla. In 2022, Musk bought Twitter and in 2023 changed the platform's name to X. In November 2024,