The billionaire has poured nearly $120 million into a pro-Trump voting effort and used his social media platform, X, to spread misinformation, despite public statements...

The billionaire said his company’s first product, called Telepathy, would let a person control a phone or computer “just by thinking.”

IBM, a major advertiser on X, has pulled its spending from the social media platform, whose employees are grappling with what to tell its other...

The social media company’s valuation was disclosed in the paperwork for stock grants that it handed to employees on Monday.

The site listed thousands of people and grouped them by their workplaces after they posted on the Israeli-Hamas conflict.

Mr. Musk, the owner of Twitter, is the latest Silicon Valley mogul to pursue an all-in-one app, the kind that has thrived in Asia but...

Like State Farm, which announced a similar move last week, Allstate cited worsening climate conditions that had made doing business there difficult.

What was supposed to be a crowning moment for Mr. Musk’s Twitter turned into a series of technical glitches.

The Florida governor is set to announce that he will be running for president on Twitter Spaces, a live audio streaming platform on Twitter where...

Mr. Musk did not identify the executive, but said she would start in about six weeks.