20 January 2021
The highly infectious B.1.1.7 coronavirus variant from the UK has now been reported in more than 50 countries, placing new urgency on the race to vaccinate the vulnerable
20 January 2021
New versions of coronavirus that spread faster and might evade the immune system are causing fears about vaccine efficacy and a rise in covid-19 deaths. Here’s what you need to know
19 January 2021
It looks like some of the new coronavirus variants can evade parts of our immune response, but it's not yet clear if we need to update the vaccines
