Calculating the protection given by the Pfizer/BioNtech vaccine Read more
How effective is one Covid vaccine dose?
Calculating the protection given by the Pfizer/BioNtech vaccine
Counting Covid’s impact on GDP
Which countries have done worse, and what can GDP tell us?
The rapid test row
The huge row among scientists about rapid coronavirus tests.
Glasgow vs Rwanda
Could life expectancy in some parts of Glasgow be worse than in Rwanda?
How much Covid in the world?
Counting all the virus particles in every human on the planet.
Covid 19 death count: Which countries are faring worst?
Tim Harford finds out if we can trust international comparisons with the available data.
Why are US Covid cases falling?
From herd immunity to the weather, Tim Harford explores the theories
Sainthood and Cup draws
Your chances of becoming a saint, plus football odds.
The truth about obesity and Covid-19
Are countries with higher obesity rates suffering from more deaths?
Deciding when to suspend a vaccine
Weighing up the risk of unproven side effects with stopping Covid-19
In praise of Covid Data
How we came to expect dashboards full of statistics.
Too fast for Minecraft?
Gamers raise suspicions over speed run times - are they right?
Clot risks: The Pill versus the vaccine
AstraZeneca’s clot controversy turns attention on the contraceptive pill.