Here are the best-dressed guests and their looks from the inauguration ceremony of Donald Trump, newly sworn in as the USA's 47th president.

As Elon Musk prepares to launch the new Department of Government Efficiency, government watchdog groups are concerned about its purported scope and level of transparency.

After defending Musk's viral salute, The Anti-Defamation League is criticizing the tech billionaire for making a series of Holocaust jokes.

On Tuesday night, President Donald Trump issued a pardon to Ross Ulbricht, who ran the dark web marketplace Silk Road under ...

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

Israeli Prime Minister Benjamin Netanyahu said billionaire tech mogul Elon Musk was being "falsely smeared" in a row over a gesture he made at Donald Trump's inauguration that critics described as a ...

Democratic Rep. Alexandria Ocasio-Cortez tells Jon Stewart she is not a fan of billionaires like Tesla CEO Elon Musk backing Trump ...

Elon Musk is clashing with OpenAI CEO Sam Altman over the Stargate artificial intelligence infrastructure project touted by President Donald Trump, the latest in a feud between the two billionaires ...

President Donald Trump's announcement on Tuesday of a $500 billion investment into artificial intelligence infrastructure was quickly upended by a ...

The three wealthiest Americans, Elon Musk, Jeff Bezos and Mark Zuckerberg, sat together Monday at the second inauguration of ...

Several of the tech moguls also joined a small prayer service this morning at St. John’s Episcopal Church. Later, they ...

Mr. Trump had claimed the A.I. announcement as an early trophy, taking credit for the companies’ decision to spend up to $500 ...