Where did coronavirus come from? And other covid-19 questions answered

From immunity to whether to worry about surfaces, airborne transmission, vaccines, treatments and more, our reporters answer your coronavirus questions Source: https://www.newscientist.com/article/mg24833044-000-where-did-coronavirus-come-from-and-other-covid-19-questions-answered/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…

CDC Revises Coronavirus Guidance To Acknowledge That It Spreads Through Airborne Transmission

The Centers for Disease Control and Prevention revised its coronavirus guidance Monday, acknowledging that it can sometimes spread through airborne particles that can “linger in the air for minutes to hours” and among people who are more than six feet apart. From a report: The CDC cited published reports that demonstrated “limited, uncommon circumstances where people with COVID-19 infected others who…