Elon Musk has lost $151 billion—nearly half of his fortune—as Tesla’s stock price collapses while he focuses his entire attention on his friend, president Donald Trump and the Department of Government Efficiency (D.

Tesla is losing its wow factor. Boss Elon Musk has long relied on hyperbolic predictions to pump up the electric-car maker’s image, and its stock price – from how quickly vehicle production would ramp up,

Liberals and government employees aren’t the only people angry with Elon Musk. Tesla’s plunging share price means many investors are angry, too.

Elon Musk’s cost-cutting team is eliminating jobs at the vehicle safety agency that oversees Tesla and has launched investigations into deadly crashes involving his company’s cars.

Elon Musk has long railed against the U.S. government, saying a crushing number of federal investigations and safety programs stymied Tesla, his electric car company, and its efforts to create self-driving automobiles. Now, his close relationship with ...

Elon Musk has long been Tesla's public face, convincing consumers to pay premium prices for electric vehicles that promised to help combat climate change. But as Musk has navigated toward ...

But he has gotten more outspoken about issues he sees with Elon Musk and Tesla ... worries about the company's Full Self-Driving capabilities, and the knock-on effects of Musk's unpredictable ...