EditorialAlysson Muotri holds a multi-electrode array dish in his lab at the University of California, San Diego School of Medicine in La Jolla, Calif., Aug. 27, 2019. (Jenna Schoenefeld/The New York Times)
EditorialA Neanderthal tomb burial from La Chapelle aux Saints, France, dating from about 50,000 years ago. The extreme infirmities of the skeleton of an old man found at La Chapelle suggest that he was cared for by other members of his clan, or he would not ha...