Understand
> Viruses
SARS-CoV-2 and COVID-19, what's that? Some figures
What do the abbreviations COVID, SARS, CoV, RNA, etc. mean?
Is the SARS-CoV-2 coronavirus resistant to cold or heat?
How long is the coronavirus infectious?
Is the SARS-CoV-2 coronavirus resistant to sunlight?
How long does the coronavirus remain infectious on the skin?
What approaches could accelerate large-scale screening?
What is the origin of the SARS-CoV-2 coronavirus and the COVID-19 epidemic?
What is a mutation for the coronavirus SARS-CoV-2 ?
What is a variant of the coronavirus SARS-CoV-2 ?
How does a variant of the coronavirus SARS-CoV-2 spread?
Which variants of the coronavirus SARS-CoV-2 have attracted attention?
What do we know about the British variant?
Do the variants call into question the efficacy of the vaccines?