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Vaccines vs. Omicron: The next big test in the coronavirus pandemic
By Helen Collis
Officials offer vaccine reassurance; WHO advises against travel bans
By Ludwig Burger & Emma Thomasson
How to pronounce omicron, the new COVID variant of concern
By Alix Martichoux
'The world is watching South Africa': health experts sift Omicron clues
By Joseph Cotterill, John Burn-Murdoch & Oliver Barnes
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African leaders condemn travel bans from rich nations to stem omicron variant : Goats and Soda
By Joe Hernandez
Mask mandates to tackle Omicron come into force in England
By Alistair Smout & Paul Sandle
Will omicron – the new coronavirus variant of concern – be more contagious than delta? A virus evolution expert ...
By Suresh V. Kuchipudi
COVID-19: How the spread of Omicron went from patient zero to all around the globe
By Philip Whiteside
COVID: First signs that vaccines protect against Omicron
By Maayan Jaffe & Rossella Tercatin
Existing vaccines might not be as effective against omicron variant, Moderna CEO says
By Timothy Bella & Adela Suliman
What We Know About Omicron, BA.4 and BA.5
By Carl Zimmer, Andrew Jacobs & Emily Anthes
Omicron variant likely to resist COVID vaccines as updated jabs months away, warns Moderna CEO
By Tom Bateman
WHO's Tedros warns against over-reaction to Omicron
By Stephanie Nebehay
Omicron variant was detected in the Netherlands before S. Africa flights
By Bart H Meijer, Louise Heavens & Anthony Deutsch