Joe Palca is a science correspondent for NPR. Since joining NPR in 1992, Palca has covered a range of science topics — everything from biomedical research to astronomy. From 2011 to 2020 he produced stories that explored the minds and motivations of scientists and inventors as part of his series, Joe's Big Idea. Palca is also the founder of NPR Scicommers – A science communication collective.
Scott Hensley edits stories about health, biomedical research and pharmaceuticals for NPR's Science desk. During the COVID-19 pandemic, he has led the desk's reporting on the development of vaccines against the coronavirus.