How Satellites Are Peering Into Public Health Issues

Scientists say they have a new way of measuring obesity -- from space. Can those jokes -- it doesn't have anything to do with individuals. Instead, researchers from the University of Washington took satellite maps of various U.S. cities and trained an AI to look for features of the neighborhoods that might be relevant to health. This included things like green spaces, housing density, gyms, fast food outlets and public transportation, and they paired this data with statistics on obesity fro