In the world of Harry Potter, one’s memory can be manipulated with the flick of a wand. Albus Dumbledore reels wispy memories out of his head and puts them in a Pensieve. If
Everything Is TuberculosisJohn GreenCrash Course Books, $28 A few years ago, renowned author John Green met a boy named Henry at Lakka Government Hospital in Sierra Leone. Henry was small and, at first
About 18 years ago, a 4-year-old girl with a rare nerve cell cancer received an infusion of immune cells that were genetically engineered to fight the disease. Since then, she has remained cancer-free,
Air-BorneCarl ZimmerDutton, $32 On March 10, 2020, 61 choir members rehearsed in a church hall in Skagit County, Wash. As they sang, a microscopic germ wafted through the air. Before the month’s end,
