Tim Harford looks at how recent obesity projections were calculated.
Tim Harford asks if the World Cup is really responsible for migrant deaths in Qatar.
Tim Harford asks if people admitted to hospital at weekends are more likely to die.
Tim Harford asks whether there really is a problem with women drink driving.
Are strokes among working-age people on the rise? Presented by Tim Harford.
Tim Harford and a panel of experts discuss how pre-election polls tallied with the results
Is the number of Catholic nuns on the up? And Tim Harford explores polling data.
Tim Harford looks at claims that keen runners might be damaging their health.
The Conservatives' employment claims, milk, teachers, dating and pregnancy due dates.
Tim Harford asks if the majority of hate crime in the UK is directed against Jewish people