Yes the approved vaccines are safe. If you balance the risks, then taking the vaccine is much safer than taking your chances with COVID-19.

We are all longing to go into a lower tier, but this can come at a high price later on.

Our favourite communicator of risk talks about the statistics of COVID-19, the quality of government briefings, and how to counter misinformation.

New research shows that ventilation is crucial and that masks are effective.

The second part of this article looks at reducing students's contacts and face-to-face teaching.

What can maths tell us about how to make universities safe from COVID-19?

We all now know about R, but sometimes it can be good to consider another number: the growth rate of an epidemic.

Mathematicians are helping to develop an AI tool to help with diagnosing COVID-19 and making prognoses for infected patients.

How far can virus-carrying droplets fly in different environments — from buses to supermarkets? Maths can provide some answers.

Listen to Plus editor Rachel Thomas explain herd immunity on the Guardian Weekly Science podcast.

Will we one day have digital versions of our entire body to help us make medical and life style decisions and see what medical treatments are right for us? Find out in this podcast.