Add Yahoo as a preferred source to see more of our stories on Google. You’d think that would be self-evident, but Silicon Valley persists in trying to realize fictional inventions that are meant to be ...

Sophisticated investors fund proof. Elon Musk kept control long enough to create it – and became the world’s richest man.

Two new books offer a polarising deep dive into the world of Elon Musk: one paints him as a messianic entrepreneur, while the other warns of a cold "operating system" for the 21st century.

Elon Musk said in his second day of testimony that he was “a fool” for funding OpenAI. Mr. Musk grew combative during questioning from a company lawyer. Elon Musk enters the courthouse in Oakland, ...