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  1.

    How often do people have sex?

    Looking at sex and statistics in Japan and America.

  2. How much water does AI consume?

    We take a deep dive into AI鈥檚 water consumption

  3. How much plastic is in the Ocean and can Mr Beast make a difference?

    Looking at Mark Rober and Mr Beast鈥檚 plastics pledge.

  4. How much money do the 鈥楴drangheta mafia make?

    We investigate whether one criminal group could have a turnover of billions of dollars

  5. How much is the Coronation crown worth?

    King Charles will be anointed with St Edward鈥檚 Crown 鈥� but what鈥檚 its true value?

  6. How much is a human life worth?

    The Price of Life author Jenny Kleeman on the cost of making and taking a life

  7. How much heat do you lose from your head?

    Is it true that 40% of your body's heat loss comes from your head?

  8. How much does the EU cost the UK? Plus, dog years

    Tim Harford makes sense of the numbers being used in the political battle about the UK...

  9. How much Covid in the World?

    Counting all the virus particles in every human on the planet.

  10. 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?

  11. How many swimming pools full of vaccine do we need?

    Adding together the doses for everyone on the planet.

  12. 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

  13. How many people support Manchester United?

    This week Ruth Alexander looks at Manchester United versus Real Madrid in the last 16...

  14. How many holes are there in a drinking straw?

    Tim Harford talks to Jordan Ellenberg about the pandemic, geometry and drinking straws.

  15. How many butterflies are there in the world?

    The world鈥檚 butterfly population doesn鈥檛 seem to be online 鈥� so what is it?

  16. How many Americans live 鈥榩aycheck to paycheck鈥�?

    How many Americans live 鈥榩aycheck to paycheck鈥�?

  17. How many American women will have an abortion in their lifetime?

    In the wake of the historic overturning of Roe vs Wade, we look at the statistics.

  18. How long will you live?

    Life expectancy at birth around the world has increased by six years in the past two...

  19. How long does it take to turn around an oil tanker?

    Plus, Migrants vs Pensioners and Ed Miliband鈥檚 energy auction claim

  20. How likely is 鈥榣ikely鈥�?

    Adam Kucharski explains what people really mean when they use probability language

  21. How likely is 鈥榣ikely鈥�?

    Adam Kucharski explains what people really mean when they use probability language

  22. How harmful is alcohol?

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

  23. How good were the performances at the Tokyo Olympics?

    What can the data tell us about the quality of the Covid hit games?

  24. How good were the performances at the Tokyo Olympics?

    What can the data tell us about the quality of the Covid hit games?

  25. How extraordinary is Ye Shiwen? WS

    There was controversy this week after Ye Shiwen, a young Chinese swimmer, won the 400...

  26. How extraordinary is Ye Shiwen?

    There was controversy this week after Ye Shiwen, a young Chinese swimmer, won the 400...

  27. How expensive is Italy's World Cup failure?

    How much will Italy's surprise failure to make it to the world cup cost FIFA?

  28. How effective is one dose of the vaccine?

    Is the first dose of the Pfizer Covid-19 vaccine 52% or 90% effective?

  29. How do you make something 10-times more lethal?

    Plus, the Sycamore Gap tree, pensioner-worker ratios and yoga v fishers

  30. How do you count millionaires?

    Plus, asylum seeker costs, private school bets and Baumol's cost disease

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