Timelline:A look back: Key moments from the first months of COVID-19 Nationwide, the pandemic sparked furious battles over masks, social distancing, school and business closures, and vaccine mandates.

COVID-19 in the United States. Susan Scarbro stares down a bowling lane at the distant pins. She hears a sound that breaks her focus. Was that a cough? Will her mask protect her? COVID-19 remains a ...

A genomic analysis showed that this virus was related to, but genetically distinct from SARS-CoV, the coronavirus associated with 2002-2003 SARS pandemic. The 2019-nCoV virus thus was renamed SARS ...

In the wake of the COVID-19 pandemic, student performance fell across much of the United States. According to a new study of ...