A small study shows sensors embedded in a face mask appear to detect compounds linked to kidney disease. This is part of ...

Surgical face masks became a symbol of safety during the COVID-19 pandemic. They helped prevent the spread of viruses, especially through the air. Now, researchers at the University of Rome Tor ...

The lab leak is neither a fact nor a myth. Masks work, except very often they don’t, and asking people to wear masks can work, except very often it doesn’t work at all.

The debate over masks’ effectiveness in fighting the spread of the coronavirus intensified recently when a respected scientific nonprofit said its review of studies assessing measures to impede ...