The more layers your mask has, the better, our new research confirms.
More than 200 scientists wrote to the World Health Organization, warning about aerosol transmission of the coronavirus.
Fluid mechanics can be applied to the transport of respiratory diseases such as COVID-19.
SARS-CoV-2 can be spread through the air. But just how much of a factor that is has been hard to determine. Recent evidence suggests it is common, posing problems as public places begin to reopen.
Recommendations around mask usage are confusing. The science isn't. Evidence shows that masks are extremely effective to slow the coronavirus and may be the best tool available right now to fight it.
Your body can be infected and fight off SARS-CoV-2 without your ever noticing.
The CDC is reconsidering its policy about the widespread public's use of masks, as is the World Health Organization. Here are the facts about when it's appropriate to wear a mask – and what kind.