Omicron has proved to be not only staggeringly infectious, but also an evolutionary marvel, challenging many assumptions virologists had before the pandemic.
Identical twins Stella and Desiree Vignes were born in 1938 in a Louisiana town so small that it wasn’t on any maps. Light-skinned Blacks, the girls left
Social media users claim the US Centers for Disease Control and Prevention (CDC) has warned that people vaccinated against Covid-19 face a greater risk from a new strain of the virus than the unvaccinated. This is false; the posts misconstrue an agency assessment that says the new variant may be better at evading antibodies.
A new strain of COVID-19 that was only identified a week ago in the US has prompted the CDC to take the rare step of issuing a formal message that it could evade vaccines or the protection of natural immunity.