Roll On The Roll Out
The vaccines are finally here, and countries around the world are running a race against time to get them into our arms as fast as possible. At the moment, Israel is leading the way, and the UK is currently forth ...
By BBC Radio 4
Scientists are racing to create a vaccine to end the Covid-19 pandemic. But creating a workable vaccine is just the start. Tim Harford has a guide to this epic global undertaking.