Daily briefing: Human detritus remakes geology

You have full access to this article via your institution. Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here . Credit: Steve Gschmeissner/Science Photo Library Two people with a potentially fatal autoimmune disease have been in remission for more than 15 years after receiving a stem-cell transplant . The pair have a rare condition called neuromyelitis optica, which can cause vision loss and limb paralysis. The positive results suggest that the experimental treatment warrants a larger clinical trial, say scientists. Nature | 5 min read Reference: Med paper Evidence is building that AI tools can ‘deskill’ experts in medicine, computer science and other fields . For example, a study of experienced physicians found that access to an AI system that analyses colonoscopy images seemed to cause the doctors’ performance to drop significantly whenever the system was unavailable. “Just being aware that this phenomenon exists hopefully provokes some self-reflection about which skills people want to maintain and which they’re willing to outsource,” says information scientist Kevin Crowston. Nature | 6 min read Reference: Lancet Gastroenterology & Hepatology paper Stunning fossils of tetrapods — four-legged, lizard-y creatures — suggest that we don’t know as much as we thought we did about how creatures came to walk on land . …