Newer variants of the coronavirus such as alpha and delta are highly contagious, infecting far more people than the original virus. Two new studies offer a possible explanation: The virus is evolving to spread more efficiently through air. The realization that the coronavirus is airborne indoors transformed efforts to contain the pandemic last year, igniting fiery debates about masks, social distancing and ventilation in public spaces. Most researchers now agree that the coronavirus is mostly tr
Source: Is the Coronavirus Getting Better at Airborne Transmission?
