Game changer: SARS-CoV-2 variants are gradually replacing the original strains

More contagious and sometimes resistant to antibodies, some SARS-CoV-2 variants are gradually replacing the original strains. While this virus, which appeared recently in humans, is adapting to its new host, scientists from numerous disciplines are relentlessly monitoring its evolution. Although vaccination campaigns were meant to accelerate the end of the epidemic, the appearance of different…

Architecture: there are ways design can protect us against COVID-19

The coronavirus has been escaping with distressing frequency from quarantine hotels, threatening serious outbreaks. To make things worse, multiple variants of the virus, possibly more infectious and deadly, have recently been detected. This accentuates the need for robust hotel quarantine, especially in countries like Australia that have controlled community transmission. While the hotel quarantine system…

Why schools are not hotspots for coronavirus infections

Data gathered worldwide are increasingly suggesting that schools are not hotspots for coronavirus infections. Despite fears, COVID-19 infections did not surge when schools and day-care centres reopened after pandemic lockdowns eased. And when outbreaks do occur, they mostly result in only a small number of people becoming ill. “There’s no such thing as zero transmission…

Mortality rates are higher among most indigenous communities

The nature of coronavirus makes it an unprecedented disease for the entire human race, but its mortality rates are higher among most indigenous communities because of their adverse socioeconomic conditions, which increase their vulnerability to this new infectious agent. It was quite striking to see how this pandemic has revived memories among native societies of…