How the U.S. is trying to fix its at-home Covid testing problem

The latest Covid-19 wave during the busy holiday travel season caught the U.S. flat-footed when it came to one key tool in its pandemic-fighting arsenal: at-home rapid tests. “In the United Stat...

Universal flu vaccine may be next big Moderna, Pfizer mRNA development

Employees in special suits test the procedures for the manufacturing of the messenger RNA (mRNA) for the Covid-19 vaccine in German company BioNTech, in Marburg, Germany on March 29, 2021. Abdulhamid ...