covid variants

First noted by the World Health Organization on Tuesday, January 24, the so-called Stealth Omicron variant of the coronavirus has been detected in at least 40 countries across the world, although much is unknown about it, including how severe...

Pfizer CEO Albert Bourla said on Tuesday that he believed it was "likely" that a vaccine-resistant Covid-19 variant would eventually emerge on the world scene. "We haven't identified any yet, but we believe that it is likely that one day,...