COVID is quietly surging in the U.S. and the U.K., driven by emerging variants NB.1.8.1 ("Nimbus") and XFG ("Stratus"). Both are found in national wastewater systems, turning up in traveler screenings and state labs. Health officials warn that NB.1.8.1 has surged from ~15 % to ~37 % of estimated U.S. — Read the rest

The post Razor-blade sore throats: meet Nimbus and Stratus, the new Covid variants appeared first on Boing Boing.

See Full Page