New filings show the world's richest person spent this summer again trying to help Republicans win office, with most of his focus on one candidate.

OpenAI CEO Sam Altman praised Tesla’s flying-capable Roadster on X, revisiting the spotlight on his past $50,000 reservation dispute with Elon Musk.

The CEOs of Magnificent Seven companies offered more insights into their AI strategies this week. Tesla (TSLA) and SpaceX (SPCX) CEO Elon Musk was at the helm of the Roadster reveal and promised to reimburse Grok Bot purchase errors,

A 'Barron's Roundtable' panel discusses Tesla CEO Elon Musk's plans to showcase the company's flying car, the Tesla Roadster.

Strive, the asset manager cofounded by billionaire Vivek Ramaswamy, has climbed the bitcoin treasury company rankings, now holding $3 billion worth of bitcoin, while trading app Robinhood has joined the ranks of corporate bitcoin buyers with a $25 million purchase.

Automaker Tesla demonstrated a redesigned roadster Thursday that can drive upside down on an inverted ramp, turn in midair and land using built-in thrusters. It also used its rockets to fly over a line of parked vehicles.

SpaceX testified at a New York City Council meeting on artificial intelligence safety on​ Friday after not attending the last one and being subpoenaed.