TO begin with, it felt like a sleek performance from a well-honed relay team. On 11 January, only 10 days after reporting a new respiratory disease, the Chinese published the genome sequence of the virus that causes it. Researchers around the world set to work building vaccines against Covid-19, as the disease became known, and the first candidate entered human trials on 16 March; it was joined, as the months passed, by dozens of others…

This article first appeared inThe Observer on 30 August 2020. To continue reading, click here.