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Understanding the Scottish referendum polls

Tim Harford talks to YouGov and ICM about trying to gauge the political mood in Scotland.

• 28 mins

Kidney donation: the chance of finding a match

Tim Harford on kidney donation, charity-giving, Huntrodds' Day, ants and tiny countries.

• 28 mins

The Barnett Formula

Tim Harford explains the Barnett Formula and asks why it is so maligned.

• 28 mins

Numbers of the Year 2014

Tim Harford and guests look back at some of the weird and wonderful numbers of 2014.

• 28 mins

A&E Waiting Times

Including NHS target data, bad luck and cancer, and statistics that are true and unfair.

• 28 mins

How big are the Conservatives' planned cuts?

Post-election spending, terrorism victims, Nigeria death toll and the worst board games.

• 28 mins

Is Anti-Semitism Widespread in the UK?

Tim Harford asks if the majority of hate crime in the UK is directed against Jewish people

• 28 mins

Cameron's 1000 Jobs

The Conservatives' employment claims, milk, teachers, dating and pregnancy due dates.

• 28 mins

Is Strenuous Jogging Bad for You?

Tim Harford looks at claims that keen runners might be damaging their health.

• 28 mins

Polls, Nuns, Life Partners

Is the number of Catholic nuns on the up? And Tim Harford explores polling data.

• 28 mins

Election and Adultery Special

Tim Harford and a panel of experts discuss how pre-election polls tallied with the results

• 28 mins

Strokes, Teachers, Confused Computers

Are strokes among working-age people on the rise? Presented by Tim Harford.

• 28 mins

Women Drink Driving

Tim Harford asks whether there really is a problem with women drink driving.

• 28 mins

Seven-day NHS

Tim Harford asks if people admitted to hospital at weekends are more likely to die.

• 28 mins

World Cup Migrant Deaths

Tim Harford asks if the World Cup is really responsible for migrant deaths in Qatar.

• 28 mins

Obesity Projections, Global Footprint, Street Value of Drugs

Tim Harford looks at how recent obesity projections were calculated.

• 28 mins

Greece Special

Tim Harford looks at the numbers to tell the story of the Greek crisis.

• 30 mins

Migrant Crisis

A 'swarm' of migrants heading for Europe? Are the numbers really up?

• 28 mins

Soaring diabetes - is there some good news?

Diabetes cases are soaring, but is this down to new diagnoses? Tim Harford investigates.

• 28 mins

China Stock Market Crash

The Chinese markets may have crashed but was it really Black Monday? With Tim Harford.

• 28 mins

Fit for Work or at Death's Door?

Are people dying after being declared 'fit for work' by the government? With Tim Harford.

• 28 mins

Is it worth targeting non-voters?

Can the left rely on non-voters to get them into power? Tim Harford looks at the numbers.

• 28 mins

Striking Numbers?

Tim Harford asks are strikes on the rise, rugby players bigger and sea life in decline?

• 28 mins

Dementia, Psychology science, John Conway, Red cards, Decimate

Tim Harford asks whether one in three people born in the UK this year will get dementia.

• 28 mins

Numbers of the Year 2015

Tim Harford looks back at some of the most interesting numbers behind the news in 2015.

• 28 mins

Flood Defence Spending

Is there a north-south divide in the amount of money spent on flood defences in England?

• 28 mins

Weekend Stroke Deaths

Jeremy Hunt says if you have a stroke at the weekend, you are 20% more likely to die.

• 28 mins

Billionaires v the World

Does it matter that 62 people now own as much wealth as half of the world's population?

• 28 mins

How Harmful Is Alcohol?

Are there problems with the way we judge the harms from alcohol? Tim Harford finds out.

• 28 mins

E-cigarettes: Can They Help People Quit?

Tim Harford investigates whether e-cigarettes harm people's chances of quitting.

• 28 mins