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Have you heard the new Republican conspiracy theory about the Omicron variant?
By Christopher Michael Cillizza
Delta vs. Omicron Variant Symptoms: How New COVID Variant Might Differ From Previous Cases
Biden: Fight against Omicron won't include "shutdowns or lockdowns"
By Oriana Gonzalez
Omicron throws spotlight on South Africa's faltering vaccination campaign
By Alessandro Parodi
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Biden urges booster shots amid growing alarm over omicron variant
By Shannon Pettypiece
Omicron variant: Why are scientists worried?
By James Kingsland
The Omicron variant: What we know so far
By Yasemin Saplakoglu
Omicron variant symptoms: What we know after UK reports first death
By Adrianna Rodriguez
Omicron: What are the symptoms of the latest COVID variant?
By Pascale Davies
Omicron map: Tracking the new Covid-19 variant around the world
By Jiachuan Wu, Joe Murphy & Nigel Chiwaya