Trump has tapped Musk to run an unofficial government department that will seek to slash public spending. Reports have ...

Online clips included no evidence to support the assertion that the tech billionaire had threatened celebrities.

The world’s richest man wants to destroy the key federal agency meant to protect consumers in the financial sector.

The billionaire has rapidly transformed parts of the state, shocking even development-friendly officials: “It was like, ...

Last week, the president-elect named Musk to co-lead a department focused on government efficiency, a role that will put him ...

From electric cars to solar panels, Mr. Musk has built businesses in high-tech manufacturing sectors now targeted by Beijing ...

The world’s richest person, not known for his humility, is still learning the cutthroat courtier politics of Donald Trump’s ...

The so-called Department of Government Efficiency, with Elon Musk as co-leader, has advantages that past budget-cutters did not, but laws and court challenges can still make change slow and difficult.

In an opinion column in The Wall Street Journal, the heads of the new Department of Government Efficiency said taxpayers ...

Mr. Musk dug into his companies’ budgets, preferring to cut too much rather than too little and to deal with the fallout ...

The world’s two richest men are longtime business rivals, but now one of them has the ear of the next president of the United ...

Musk, who has 206 million followers on X, posted or reposted about Trump's cabinet picks more than 70 times between Nov. 7 ...