A case of NB.1.8.1, which has been linked to a COVID surge in China, was detected at the Seattle-Tacoma International Airport ...

A new variant of COVID-19 is circulating in other parts of the world and could affect Virginia. Here's what you should know.

The CDC has confirmed the new COVID-19 strain NB.1.8.1 in the U.S., with a low case count despite its spread in China.

A new Covid-19 strain is fast spreading throughout Australia. Here's what you need to know about the NB.1.8.1 strain.

A sudden surge in Covid-19 detections – along with the emergence of a new, and what’s thought to be more infectious, ...