Elon Musk has slept on Tesla's factory floor and instructed SpaceX employees to walk out of meetings where they aren't adding value.

Billionaire Elon Musk has been hit with several proposed class-action lawsuits over allegations that his political action committee engaged in fraud by falsely telling voters they had a chance to randomly win $1 million when winners had actually been ...

Musk has spent days bounding in and out of meetings, sitting in on phone calls, weighing resumes and traveling to Washington as Trump’s unofficial co-president.

President-elect Donald Trump and Elon Musk have big ambitions for making the federal government leaner and more efficient by reviewing its budget and operations from top to bottom.

Republicans have secured a majority in the House of Representatives with a two-seat advantage. However, it is quite slim because some key races have yet to be called. President-elect Donald Trump's cabinet nominations have also raised concern about the possibility of seat vacancies.

MSNBC’s Lawrence O’Donnell explains how Elon Musk was humiliated in failing his first power play in the Senate and humiliated by Donald Trump in public, “as Donald Trump's twisted psyche demands that he do,