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False negatives, testing capacity and pheasants
How accurate are the swab tests used to diagnose Covid-19?

Obeying lockdown, flight arrivals, and is this wave of the epidemic waning?
Does the data show this wave of the epidemic is waning in the UK?

School re-opening, Germany’s Covid success and statistically savvy parrots
Will re-opening some schools put children or their teachers at risk?

Vitamin D, explaining R and the 2 metre rule
Is Vitamin D an under-appreciated weapon in the fight against Covid-19?

Testing truth, fatality rates, obesity risk and trampolines.
Did the UK really carry out 100,000 coronavirus tests in one day?

Ethnic minority deaths, climate change and lockdown
Are doctors from ethnic minority backgrounds disproportionately affected by Covid-19?

Comparing countries, the risk to NHS staff, and birdsong
We compare Covid-19 rates around the world. When is the UK going to be past the worst?

Supermarket stockpiling, A-level results and Covid-19 gender disparity
Is the coronavirus pandemic having a different impact on men and women?

Coronavirus deaths, face masks and a potential baby boom
Is the coronavirus death count misleading because of delays in reporting?

Coronavirus special
The risks of Covid-19 for different age groups and what restrictions mean for the economy