The World Health Organization (WHO) and Centers for Disease Control (CDC) have announced another addition to their lists tracking variants of COVID-19 — and this one may be a little different.

The subvariant of Omicron is becoming more common in the United States but probably won’t cause another large spike. By Carl Zimmer As the Omicron coronavirus surge subsides, researchers are keeping ...

The BA.2 subvariant of Omicron accounts for a rising proportion of COVID-19 cases across the globe. The World Health Organization (WHO) reported this week that it was present in more than 74 countries ...

A remarkably mutated coronavirus variant classified as BA.2.86 seized scientists' attention last week as it popped up in four countries, including the US. So far, the overall risk posed by the new ...

A sub-variant of the highly transmissible omicron version of coronavirus known as BA.2 is now dominant worldwide, prompting surges in many countries in Europe and Asia and raising concern over the ...

Global disease experts are monitoring a new variant, BA.2.86, that carries a large number of mutations — meaning it looks significantly different from the original version of Omicron and the ...

People across at least 10 states have now been infected by BA.2.86, a highly mutated variant of the virus that causes COVID-19 that authorities have been closely tracking. According to data tallied ...