After a 21-year-old migrant was murdered, her body parts were harvested as her family fought to bring her home

This article is part of “Dealing the Dead,” a series investigating the use of unclaimed bodies for medical research. Every day for two seemingly endless months, Arelis Coromoto Villegas repeated … Read More

Leading AI chatbots show dementia-like cognitive decline in tests, raising questions about their future in medicine

Credit: Pixabay/CC0 Public Domain Almost all leading large language models or “chatbots” show signs of mild cognitive impairment in tests widely used to spot early signs of dementia, finds a … Read More