The CDC has given the OK to lift indoor mask mandates in much of the US, and a growing number of states no longer require face coverings in schools. But most experts agree that masks slow school spread of SARS-CoV-2, and whether now is the right time to allow teachers and students to unmask is a matter of debate.
Sherif Zaki worked at the Centers for Disease Control and Prevention for more than 30 years, and was renowned for uncovering crucial intel on various outbreak-causing scourges, from Ebola and Zika to SARS and influenza.
The CDC now suggests that only children who were within 3 feet, not 6 feet, of an infected student should quarantine, provided they were masked in a classroom. Does the science support this change?
Health authorities in both countries announced that people under certain age cutoffs are now ineligible for the Spikevax COVID-19 shot due to its association with heart inflammation.
CDC investigators continue to search for the source of the bacteria that caused four infections—two of them lethal—in four different states. The Scientist spoke with melioidosis expert Bart Currie about the disease.
As a result of massive summer gatherings in and around Cape Cod, hundreds of vaccinated people tested positive for COVID-19 with viral titers similar to unvaccinated patients.
Scientists at the US CDC report no red flags in a preliminary analysis of the safety of Pfizer/BioNTech’s and Moderna’s mRNA-based immunizations among expectant mothers.