Keeping a physical distance from other humans is more critical than ever in the pandemic, with COVID-19 cases surging and more contagious variants spreading. Yet humans are not very good at it.
Researchers say airborne transmission is possible, especially in cramped indoor settings, but it's unclear how much it contributes to the spread. Here's how to lower your risks, just in case.
After 239 scientists raised concerns about transmission by aerosolized particles, the World Health Organization has issued a brief on the topic — and called for more research.
A letter from over 200 scientists to the World Health Organization asks for further investigation into how the virus spreads. WHO responded at a press conference on Tuesday.
