A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...

A new Omicron subvariant has caused infections and deaths in South and Southeast Asia. Europe may see a spike after ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

A new COVID variant known as NB.1.8.1 has made landfall in the United States. The variant, which was first detected in China this past January, currently accounts for 10% of the SARS-CoV-2 sequences .

The initial spread of the virus that causes COVID-19 might have been accelerated by the wildlife ... But when it came to the most recent sarbecovirus ancestors of both SARS-CoV-1 and SARS-CoV-2, ...

The new XFG variant of COVID-19 is part of the natural evolution of the SARS-CoV-2 virus, warns former ICMR chief Dr. Bhargava. With over 200 cases recorded in India, find out what this means for ...