NPR's Lulu Garcia-Navarro speaks with mathematical biologist Joanna Masel of the University of Arizona about how the university is testing and tracing students for COVID-19.
Lynette Stant teaches third grade in the Salt River Pima-Maricopa Indian community in Arizona. For our Learning Curve series, she shares what a week of virtual learning is like.
Spoiler alert: It's still melting. A new study looks at the impact of rising rainfall. Meanwhile, scientists are more concerned about environmental threats than defrosting pathogens.
In Mexico, state governments are outlawing the sale of junk food to minors because high rates of obesity and diabetes have led to increased deaths from COVID-19.
Celebrations, milestones and daily routines happen whether we're ready or not, and the summer of 2020 was no different. As Americans sought relief in an ongoing pandemic, they got creative.
Denver is sending out strike teams to underserved areas to give the flu vaccine. Dr. Judith Shlay tells NPR's Scott Simon that the massive effort is a trial run for when a COVID-19 vaccine is ready.