Elon Musk’s brain-computer interface company, Neuralink Corp., said it is starting to test a technology that could allow paralyzed people to control a robotic arm. The early-stage study is known ...

An icon in the shape of a lightning bolt. Impact Link Neuralink has successfully implanted its brain chip in two human patients — and now it wants to hook it up to a robotic arm. Elon Musk's ...