As rates of antibiotic resistance grow alarmingly among disease-causing bacteria, dangerous fungi also are evolving stronger defenses, with a lot less fanfare. Every year, infections of molds and yeasts such as Aspergillus and Candida kill more than 1.5 million people globally, more than malaria and on a par with rates for tuberculosis. And new drug-resistant strains are emerging, such as Candida auris , first detected in Japan in 2009 and since then reported on every continent except Antarctica. Between September 1, 2020, and August 31, 2021, the number of reported C. auris cases in the United States has soared to over 1,100 in 21 states, up from 63 cases in four states from 2013 to 2016. With Covid-19 cases stressing health care systems, changes in hospital infection control have given dr...