Camila Rojas

All work is strictly regulated by the FDA, which evaluates the risks and benefits of the procedures and is expected to first consider the use of these devices in people with severe disabilities or degenerative diseases. (The agency did not comment specifically on Neuralink, but said it requires routine reporting of expected and unanticipated events in such studies.) Beyond that, researchers are divided over the prospect of widespread use by people without disabilities, who might want an implant to communicate without speaking or to download a language, as Musk has mused. Some researchers predict that availability for general consumers will…

As of April, the world's oldest living man is believed to be Englishman John Alfred Tinniswood at 111 years old, according to Guinness World Records. (Guinness lists María Branyas Morera, a California native living in Spain, as the world's oldest woman, at 117.) When Mr. Markoff heard the news of his rise to the top of the list, "he just smiled and said, 'Well, someone has to be there,'" his daughter said in an interview. He stood out not only for his longevity but also for a lucidity unusual for his age. Until her final months, she pored over the…