LONDON—Elon Musk has unveiled a new black and white “X” logo to replace Twitter’s famous blue bird as he follows through with a major rebranding of the social media platform he bought for $44 billion last year. Mr. Musk replaced his own Twitter icon with a white X on a black background and posted a…

A federal appeals court on Friday said it will reconsider its recent decision that Tesla Chief Executive Elon Musk violated federal labor law by posting on Twitter that employees would lose stock options if they joined a union. The 5th U.S. Circuit Court of Appeals in New Orleans granted Tesla’s request to revisit the case…

Twitter filed a request to subpoena communications between Sen. Elizabeth Warren (D-Mass.) and the U.S. Securities and Exchange Commission (SEC) and Federal Trade Commission (FTC), escalating a legal battle surrounding the social media company’s human resource practices after Elon Musk bought out the company. Twitter’s subpoena request comes as a response to a letter Ms….

Elon Musk is prioritizing sales over profits in hopes that Tesla’s full self-driving software would eventually burnish margins, a plan that could deepen an already fierce price war in the electric-vehicle industry. Shares of the automaker fell 3 percent before the bell on Thursday after Mr. Musk signaled there might not be any let-up in…

Twitter owner Elon Musk joined Reps. Ro Khanna (D-Calif.) and Rep. Mike Gallagher (R-Wis.) for a lengthy conversation regarding artificial intelligence (AI) on July 12, shortly after announcing his new AI company, xAI. The discussion, which focused predominantly on AI safety, took place on Twitter spaces. Prior to the nearly 60-minute discussion kicking off, Mr. Musk unveiled xAI…

Elon Musk has sued the elite law firm Wachtell, Lipton, Rosen & Katz to recover most of a $90 million fee it received from Twitter for defeating his bid to walk away from his $44 billion buyout of the social media company. The complaint by Mr. Musk’s X Corp., which owns Twitter, was filed on…

Meta owner Mark Zuckerberg and billionaire businessman Elon Musk are “absolutely dead serious” about a cage match in a UFC Octagon, according to UFC President Dana White. White told TMZ Sports in a June 22 interview that he has been communicating with the two social media execs in recent days and both have indicated that they plan to fight…

President Joe Biden called communist China’s leader Xi Jinping a “dictator” at a fundraiser in California. Beijing described the use of the word as “extremely absurd and irresponsible.” The war of words comes just days after Secretary of State Antony Blinken met Xi in Beijing, where he called for “mutual respect.” Will U.S.-China ties take…

Tesla Inc. Chief Executive Officer Elon Musk said on Tuesday the automaker would probably pick a location for a new factory by the end of this year. When the Wall Street Journal’s Thorold Barker asked Musk at an event if India was interesting, he said, “Absolutely.” Tesla is “serious” about its plans to establish a…

SAN FRANCISCO—Twitter might not keep its headquarters in San Francisco forever, its owner Elon Musk signaled Tuesday. Speaking virtually at the Wall Street Journal’s CEO Council Summit in London, Musk gave a noncommittal answer to an interviewer’s question about whether the company will stay in the California city. San Francisco officials announced last week they…