Is it true that London is the most diverse city in the world?
WS More or Less: The world’s most diverse city
How Richard Thaler changed Economics
The behavioural economist who has inspired governments around the world.
WS More or Less: Are US millennials more politically engaged online?
Did the 2016 US election galvanise young people to become more engaged in politics?
WS More or Less: Novelists in numbers
Counting the favourite words of well-known authors: Stephen King, Hemingway and others
WS More or Less: Do Nigerian lawmakers get $1.7m and do Yams cause twins?
Finding out if Nigerian politicians really get paid more than the American President.
WS More or Less: Why Albums are Getting Longer
More or less finds out the numbers that are changing modern music.
How expensive is Italy's World Cup failure?
How much will Italy's surprise failure to make it to the world cup cost FIFA?
WS More or Less: How Rich was Jane Austen’s Mr Darcy?
What the Pride and Prejudice character would have earned in today’s money.
WS More or Less: Just how lucky are regular lottery winners?
Are some people just very lucky? The maths suggest that is unlikely.
WS More or Less: Does Eating Chocolate Make Your Brain Younger?
Are research findings misrepresented by funders, PR machines and the media?
WS More or Less: Diet Coke Habit; 'Contained' Wildfires
Could the US President’s Diet Coke habit affect his health? and 'contained' wildfires
WS More or Less: Will Bitcoin use more electricity than the United States?
Measuring the energy used to keep the cryptocurrency secure.
More or Less: Statistics of the Year 2017
Phones, lawn mowers and how Kim Kardashian helped the public understanding of risk.
WS More or Less: Just how rare is a hole-in-one?
Why it isn’t as simple to work out as you think.
Missed appointments, graduate pay, plus cocaine on bank notes
Do missed appointments cost the NHS £1 billion? And do you always earn more with a degree?
WS More or Less: How Louis Bachelier Scooped Economists by Half a Century
A forgotten French mathematician’s unusual approach to the stock market.
Gender Pay Gaps and How to Learn a Language
Why are women paid less than men in specific industries and occupations?
WS More or Less: Real Lives Behind the Numbers
How individuals manage their money - the personal stories behind economic data.
A Girl's First Time, Shark's Stomachs, Prime numbers
First sexual experience - checking the facts.
Is the US Census Under Threat?
The survey question that could affect the accuracy of its results.
WS More or Less: Is China On Track to End Poverty by 2020?
We investigate whether the Chinese government can really achieve its extraordinary pledge
Transgender Numbers, Parkrun and Snooker
How many transgender people are there in the UK? Plus a statistical take on parkruns.
The Dow, Tampons, Parkrun part II
Why the biggest ever fall in the Dow wasn't, and how much do women spend on tampons?
WS More or Less: Has Russian Drinking Fallen by 80% in five years?
Alcohol consumption has fallen sharply according to Russia’s health ministry
UN rape claims, Stalin and Mr Darcy
Back of the envelope calculations on rape, and how many died under Stalin?
WS More or Less: Debunking guide – on a postcard
How to question dubious statistics in just a few short steps.
WS More or Less: The Winter Olympics
Which is the most successful country? Plus the chances of a dead heat.
WS More or Less: Women, the Oscars and the Bechdel Test
Ninety years’ worth of Best Picture winning films under the spotlight
WS More or Less: Sir Roger Bannister
Did Sir Roger Bannister make the ‘impossible’ possible?
Factchecking Trump on Trade
The US President regularly talks about America's trade deficit - do his figures stack up?
Were ‘extra’ votes counted in Russia’s presidential election?
We look at voting data to investigate allegations of election fraud in Russia
WS More or Less: How Deadly Was 1920s Melbourne?
We investigate the murder rate in popular crime series Miss Fisher’s Murder Mysteries.
WS More or Less: Why London’s Murder Rate is Being Compared to New York’s
Finding out if London is now more deadly than New York.
WS More More or Less: Are We Breathing Unsafe Air?
The W.H.O. say 95% of people in cities breathe unsafe air, but what does 'unsafe' mean?
WS More or Less: How Should We Think About Spending?
Tim Harford talks to economist Dan Ariely about the psychology of money.
WS More or Less: Puerto Rico - statistics versus politics
Why some fear the statistics authority is about to lose its independence
Straws, women on boards, plus animals born each day
Measuring plastic pollution, female FTSE directors and counting animal offspring.
WS More or Less: Exposing the biases we have of the world
Statistician Hans Rosling’s family talk about the book they co-wrote about preconceptions
Cancer screening, the Windrush Generation, Audiograms
Calculating the benefits and risks of breast screening. Plus, patchy citizenship data.
Abortion, modern slavery, math versus maths
The British abortion statistics gaining attention in Ireland's referendum debate
WS More or Less: Tulipmania mythology
What is the truth behind the 17th Century Dutch craze for Tulips?
Poverty, Progress 8 and how green is grass?
Are more working families in poverty? Plus exploring the new school league tables.
WS More or Less: James Comey - Basketball Superstar?
Does being very tall improve your chances of becoming a professional basketball player?
WS More or Less: Australia Calling
Do one in seven businessmen throw out their underwear after wearing them once?
Forecasting rain, teabags and voter ID trials
How to read the weather forecast, plus measuring the amount of tea we drink.
The High Street, Home Births and Harry Potter Wizardry
Is WH Smith really the worst shop on the High Street?
Counting Rough Sleepers
How do you count the number of people sleeping rough?
Infant Mortality, How to Reduce Exam Revision With Maths, London’s Murder Rate
Tim Harford explains how maths can help lazy students can reduce their revision workload
WS More or Less: How Many Animals are Born Every Day?
From penguins to nematodes - is it possible to count how many animals are born every day?
FIFA World Cup Extravaganza
How the ‘beautiful game’ has changed…through numbers.
How many words do you need to speak a language?
How many words do you need to speak a language and how many do native speakers use?
Running at the World Cup
Is it strange that Russian football players have run such big distances?
Are there more stars than grains of beach sand?
Stars vs Sand. We work out who wins the ultimate cosmic battle.
Should we have smaller families to save the planet?
Having one fewer child could be the biggest thing you do to reduce your carbon footprint
How to Cycle Really Fast
How much better are the pros than the rest of us and how effective is slipstreaming?
Getting Creative with Statistics
How big are your testicles and what does that mean?
BONUS PODCAST: Economics with Subtitles - How Buying Cocaine Helps the Government
The surprising story of GDP and whether it's time to change how we measure our economy
BONUS PODCAST: Economics with Subtitles - Bracelets for Bullets
Why an Essex mum wanted her jewellery melted down and what it says about government debt
BONUS PODCAST: Economics with Subtitles - How Condoms Can Cost a Week’s Wages
Inflation can change your sex life – and pretty much everything else.
BONUS PODCAST: Economics with Subtitles - Coffins Full of Car Keys
Why we have interest rates, how we misunderstand them - and a curious coffin connection.
Carbs, Sugar and the Truth
Does a baked potato contain the equivalent of 19 cubes of sugar?
Numbers Behind a Tweetstorm
How do you get a hashtag to trend around the world?
WS More or Less: Are Wildfires Really Burning More Land?
Are Wildfires in the United States and Southern Europe burning more land than before?
A no-frills life, automated fact-checking and Lord-of-the-Rings maths
What would have been the most efficient way to get to Mordor?
WS: More or Less - Automated fact-checking
Computer programmes are being developed to combat fake news.
African Trade Tariffs; Alcohol Safe Limits; President Trump's Popularity
Tim Harford fact checks EU trade deals with Africa, and whether one drink is one too many
WS: More or Less - How well do you understand your world?
Tim Harford talks to Bobby Duffy about why we are often wrong about a lot of basic facts
Heart Age Calculator; Danish Sperm Imports; Counting Goats
Tim Harford questions the usefulness of a popular heart age calculator.
WS More or Less: The Safest Car in the World?
A listener asks whether his Volvo is the safest car on the road?
Male suicide, school ratings, are female tennis players treated unfairly by umpires?
Tim Harford with statistics on suicide, good schools and sexism in tennis. Plus goats
WS More or Less: DNA - Are You More Chimp or Neanderthal?
What is the difference between 96% similarity or sharing 20% of our DNA?
How Many Schoolchildren are Carers? Shareholder Income, and Museum Visitors Vs Football Fans
Tim Harford on child carers, shareholder income, football vs museums and dangerous sports
WS More or Less: Trump and the Puerto Rico Death Toll
How can we calculate excess mortality after a natural disaster?
Surviving the Battle of Britain; the World Cup and Domestic Violence; Buckfast and Arrests in Scotland
Tim Harford on Spitfire pilots, and whether football triggers violence in the home.
WS More of Less: Surviving the Battle of Britain
Were Spitfire pilots killed after an average of four weeks in the World War Two battle?
Loneliness; School Funding; Same-Sex Divorce.
Tim Harford on a BBC loneliness survey; school funding; same-sex divorce; loyal listeners
WS More or Less: Why are Lesbians More Likely to Divorce than Gay Men?
Tim Harford talks to economist Marina Ashdade about same-sex divorce statistics.
Loneliness, School Funding, Same-Sex Divorce
A BBC loneliness survey, school funding, same-sex divorce and the loyalty of listeners.
WS More or Less: Paul Romer and William Nordhaus’ Big Ideas
The economists tackling climate change and growth.
WS More or Less: Foreign Aid: Who’s the most generous?
In foreign aid terms what’s the best way of measuring how generous a country is?
WS More or Less: Vaccines - The importance of the herd and social media
What proportion of a population needs to be vaccinated to stop a disease spreading?
WS More or Less: Do Assassinations Work?
How likely are assassination attempts on heads of state to succeed?
WS More or Less: When’s a Kilogram Not a Kilogram?
Updating the kilogram.
WS More or Less: Are 90% of War Fatalities Civilians?
Xavier Zapata examines what the data tells us about the deadly impact of war on civilians
WS More or Less: Sex and Heart Attacks
Are women more likely to die from a heart attack than men?
WS More or Less: Dam Lies and Statistics
Are mega-dams really sustainable?
WS More or Less: Mission Impossible - Quantifiying Santa
What to look out for on Christmas Eve.
WS More or Less: Numbers of the Year Part 1
The numbers that made 2018.
WS More or Less: Numbers of the Year Part 2
Helena Merriman with numbers about water shortage, plastic recycling and American jobs.
WS More or Less: The Mathematics of Fever
We look at the numbers behind body temperature – what is normal?
Sugar, Outdoors Play and Planets
Tim Harford on sugar, train fares, children's outdoors play and Earth's closest neighbour
WS More or Less: Close Encounters of a Planetary Kind
Which planet is closest to Earth?
Intersex Numbers, Fact-Checking Facebook, Jack Bogle
Tim Harford asks whether 1.7% of people are intersex, and examines false claims about MPs
WS More or Less: Is Suicide Seasonal?
Tim Harford asks which times of the year are riskiest for suicide.
Domestic Violence, Jobs, Easter Snowfall
Tim Harford on domestic violence, employment numbers, and the chance of a white Easter.
Holocaust Deniers; Venezuelan Hyperinflation; Tinder Likes
Tim Harford on Holocaust deniers; food prices in Venezuela, and dating app statistics
WS More or Less: You have 15,000 likes!
A listener doubts her popularity on the dating app Tinder. We investigate the numbers.
Teen Suicide; Brexit Business Moves; Wood-Burner Pollution
Tim Harford finds untrue a recent report that there is a 'suicidal generation' of teens.
WS More or Less: From the archives: Groundhogs and Kings
Assessing the accuracy of a Groundhog; How many English people have right royal relatives?
Climate Change, Victorian Diseases, Alcohol
Tim Harford on climate change, Victorian diseases, maths mistakes and alcohol consumption
WS More or Less: When maths mistakes really matter
Tim Harford talks to Matt Parker on how simple maths mistakes can cause big problems.
داستان انقلاب (۸): سقوط دولت مصدق؛ آغاز دوره اقتدار شاه
Lucy Reeves Khan, Wizz Jones and Gary Crowley
Guitarist Wizz Jones speaks ahead of his 80th birthday.
داستان انقلاب (۹): واکاوی دلایل سقوط دولت محمد مصدق
The Luciana Berger One
The Independent MP on leaving Labour, facing anti-Semitism and forging a new politics
داستان انقلاب (۱۰): غلبه شاه بر حریفان سیاسیاش