The world's richest man, now firmly embedded in the Trump administration, has lost over $11 billion since the start of the year.

Altman and Musk were OpenAI’s founding co-chairs in 2015, but their relationship has devolved into name-calling and lawsuits.

OpenAI CEO Sam Altman called Stargate, “the most important project for this era” and promised that all of the new investment his company was making would help cure diseases. Altman was actually prompted by Trump to talk about the medical advances that AI would supposedly figure out.

The blossoming relationship between President Donald Trump and tech titan Elon Musk was on full display throughout Monday's inauguration ceremonies

The Microsoft co-founder and philanthropist is taking a break from the future to examine his past — and mulling where the billionaires now fit in.

Explore how education shaped the world's wealthiest individuals. From Jeff Bezos' engineering degree to Elon Musk's short-lived PhD pursuit, and Mark Zuckerberg's Harvard dropout story, their academic paths reveal diverse routes to massive success.

Elon Musk used his new government efficiency role to stop by the operations of his competitor Boeing to look into the long-delayed efforts to renovate two 747 jets into the next generation of Air Force One jets,

ByteDance, TikTok’s parent company, is required to sell the app to a U.S.-based buyer or face a nationwide ban.

The U.S. Securities and Exchange Commission has sued billionaire Elon Musk, saying he failed to disclose his ownership of Twitter stock in a timely manner in early 2022, before buying the social ...

The assembly of billionaires at Trump's inauguration was a display of wealth and power unlike any before. The display was all the more remarkable given how recently many in tech were politically naive or apathetic.

Burning embers swirl as crews work to contain the Hughes Fire in Castaic, Calif., on Wednesday. (Gina Ferazzi/Los Angeles Times via Getty Images)

It was an eye-popping crack in the Donald/Elon bromance, which is being watched closely now that Trump has given Musk the power to roam the West Wing, where he is working out of an office on the second floor, and take a hatchet to government.