Big state and national tests always require finely tuned coordination among researchers and schools. During the pandemic, large-scale assessments could become a complicated mess—if they can be pulled ...

NPR's Ari Shapiro talks with two bioethicists about the ethics of and access to genetic testing, and the power of knowing one's genetic makeup. Yesterday we told the story of our public radio ...

Facing long lines and shortages of home test kits during the latest surge, people are searching for answers about Covid tests. By Tara Parker-Pope Dani Blum and Nicole Stock Testing is essential to ...