New research by the University of Sydney offers important insights into how and when new coronavirus variants arise in bats.

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

Two new COVID-19 variants are spreading across the country and doctors in Connecticut are expecting they could bring an uptick in cases.

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.

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

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

If you have a severe sore throat, it may not be what you think. CBS News New York health reporter Jenna DeAngelis spoke with ...

Scientists are closely monitoring the rapid global spread of two new Omicron subvariants, Nimbus (NB.1.8.1) and Stratus (XFG) ...

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

A new COVID-19 strain called Stratus may evade vaccine immunity, experts warn. With rising cases in the UK and unusual ...

It is unknown whether the newest COVID-19 variant NB.1.8.1, also known by the nickname “razor throat” for one of its defining ...

A new variant of covid dubbed a ‘Frankenstein’ strain is gaining ground fast in the US and around the world raising concerns ...