Trump and Musk want to run a giant experiment on the federal bureaucracy. Two big unknowns already loom over it.

Ron Baron, Baron Capital chairman and CEO, joins CNBC's 'Squawk Box' to discuss Tesla, market outlooks, and much more.

Donald Trump is back in Washington, arriving with billionaire Elon Musk. His first stop was to speak to House Republicans.

Donald Trump tapped the tech mogul to co-lead an effort to slash government spending, but questions abound over how such an ...

President-elect Donald J. Trump has tasked Elon Musk and Vivek Ramaswamy with identifying ways to cut the budget. The hard ...

Donald Trump is pushing Senate Republicans to give him more power to fill offices without Senate approval via recess ...

After his 2016 election, Trump tapped Wall Street raider Carl Icahn as a "regulatory reform" adviser. He soon quit under a ...

Musk has long complained about federal agencies — particularly those that have investigated and fined his companies.

Musk spent millions to help Trump get elected and was one of his most vocal supporters. But he could butt heads with Trump ...

SpaceX is on a trajectory to remain the most dominant player in space launches for years to come as it makes strides with its heavy-duty Starship rocket program.

Just days after scoring a decisive election win, President-elect Trump has moved with lightning speed to put forward a host ...

Iran successfully sought a meeting with Elon Musk, according to a U.S. official, one in a series of steps that appeared aimed ...