A new Covid-19 variant, Stratus (XFG or XFG.3), also known as “Frankenstein” due to its recombinant nature, has been ...

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

Scientists are currently studying how well people are protected against severe disease from XFG. Researchers conducted lab ...

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of cases.

The Centers for Disease Control and Prevention has detected a new set of COVID-19 variants nicknamed FLiRT in wastewater surveillance, according to data from the agency.. From April 28 through May ...

A promising new COVID-19 vaccine candidate developed by researchers at the Centenary Institute and the University of Sydney ...

NB.1.8.1 is one of the latest variants of COVID-19, a "slightly upgraded version" of the LP.8.1 variant that is prominent ...

The new COVID-19 variant that has been termed as the stratus strain has been officially classified under the SARS-CoV-2 ...

New coronavirus variants are an urgent threat. Here’s what you need to know Paramedics return from delivering a patient at the emergency room at St. Francis Medical Center in Lynwood on Jan. 21.

Though he acknowledged that the new variants of SARS-CoV-2, the virus that causes COVID-19, will pose challenges, he doesn’t consider them game changers.

Variant strains of coronavirus have been turning up across the US, including new types seen first in the UK, South Africa and Brazil. Here’s what we know about them.