Federal agencies have opened at least three reviews into whether the company and its leader complied with disclosure protocols intended to protect state secrets, people with knowledge of the matter said.
As threats to his personal safety have become graver, the world’s richest man has barricaded himself behind a phalanx of bodyguards that operates like a mini-Secret Service.
SpaceX employees are working on plans for a Martian city, including dome habitats, spacesuits and researching whether humans can procreate off Earth. Mr. Musk has volunteered his sperm.
Nicole Shanahan, a lawyer who was married to Sergey Brin, a Google founder, led a rarefied and sometimes turbulent life in Silicon Valley, according to a Times examination.