Doctors and scientists have been some of the world’s biggest heroes when it comes to fighting coronavirus. And as well as NHS staff looking after patients, some of the most important work has been done in labs, trying to come…

A vaccine for covid-19 could be rolled out before the end of the year. But a worrying rise in mistrust of vaccines threatens its effectiveness. Now & Next is a series from The Economist Films: Further content: Find The Economist’s…