Angela Rasmussen
Pfizer booster study lifts mood over Omicron variant
Three doses of the Pfizer-BioNTech coronavirus vaccine appear effective against the Omicron variant, a lab test indicated - encouraging news, even as Denmark and Britain announced new restrictions to stem surging caseloads.
Omicron is a mystery - "scientific alarms have started to sound"
South African scientists have identified a new variant of the virus that causes COVID-19, and the World Health Organization gave it the spy fantastic name "omicron" within days, due to a series of mutations in its protein spikes, nanomechanical tentacles that connect and break into cells, scientific alarms have begun to sound off, writes Wired.