The World Health Organization (WHO) has recently announced a new naming system for coronavirus variants using Greek alphabet letters.
SARS-CoV-2 variants and mutants get colourful names and nicknames. Introducing Nelly, Doug and Bluebird!
New variants of the virus that causes COVID-19 are introduced almost daily. Consensus on a naming system has been difficult, so scientists are developing their own creative names for the variants to help distinguish them from one another.