In this re-edited version of Musk’s interview, every pause, stumble, and half-formed sentence is left intact. What emerges isn’t a polished billionaire, but a man grappling with the weight of thought in real time.

A pair of swivelling, human-like robotic arms, built for physical artificial intelligence research, mirror the motions of an operator in a VR headset.

Neo is a home humanoid robot built by 1X Technologies. Since its announcement, many have wondered what exactly Neo can—and can’t—do on its own. Ahead of its launch, WSJ’s Joanna Stern sat down with the company’s CEO,

Everyone in HR is talking about the effective uses of artificial intelligence. We’re all trying to make our time more effective, and management views it as a way to save money by cutting overhead costs. Meanwhile, job candidates are getting spooked ...