A group of researchers is set to promote the use of CO2 detectors in classrooms, cafeterias, offices, factories and other enclosed spaces. Their goal is to improve indoor ventilation to help curb the...
Studies in widely vaccinated populations, such as those in Israel and the UK, have confirmed in vivo the protection promised by different vaccines. The risk of vaccinated individuals transmitting the...
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...
No fewer than 180 candidate vaccines against Covid-19 are being developed around the world and 40 are currently in clinical trials. How do these vaccines work? And how can we measure their...
Scientists have developed an easy and cheap solution to Covid-19 testing. The saliva-based test EasyCov can be done anywhere, and provides accurate results in under an hour.
Nearly a year after the SARS-CoV-2 coronavirus was identified, researchers have yet to determine how it “jumped species” to infect humans. Virologist Étienne Decroly discusses the various hypotheses...