As the global COVID-19 pandemic continues, viral variants have become the latest concern. But variants are complicated. Each one is made up of a collection of mutations, all of which have the potential to change the SARS-CoV-2 virus in unexpected ways.
So what do scientists mean when they talk about variants and what might this mean for the future of the pandemic?
Florida State University (FSU)
Tallahassee, FL, United States
The University of Manchester
Alderley Park, south of Manchester, United Kingdom
Queen Mary University of London (QMUL)
London, United Kingdom
Wellcome Sanger Institute
Cambridge, United Kingdom