Elon Musk’s Neuralink encounters problem with first in-human brain implant

Elon Musk’s brain-chip startup said Wednesday that its first-ever implant has malfunctioned. Neuralink’s brain-computer interface, known as a BCI, was implanted into 29-year-old patient Nolan Arbaugh’s brain back in January. Designed to help patients with paralysis control external technology using only their mind, Arbaugh — who is paralyzed from the shoulders down due to a...