As South Africa braces for the peak of Covid-19 infections, scientists across the globe continue their search for answers to the many questions that remain. READ MORE | New studies suggest most people with Covid-19 won’t spread it, but few will spread it to many3. Up in the airWHO has updated its guidelines with regards to airborne transmission of Covid-19 but it has not changed much, except to say more research is urgently needed. However, it now acknowledges that reports of outbreaks in airborne transmission of Covid-19 in crowded, indoor locations with poor ventilation could also be a problem. South Africa leads the wayThe first clinical trial in Africa for a Covid-19 vaccine is underway.

Source: News 24 July 17, 2020 12:49 UTC