More or Less Episodes Episode guide
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Why are US Covid cases falling?
From herd immunity to the weather, Tim Harford explores the theories
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Covid 19 death count: Which countries are faring worst?
Tim Harford finds out if we can trust international comparisons with the available data.
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How much Covid in the world?
Counting all the virus particles in every human on the planet.
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Glasgow vs Rwanda
Could life expectancy in some parts of Glasgow be worse than in Rwanda?
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The rapid test row
The huge row among scientists about rapid coronavirus tests.
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Counting Covid鈥檚 impact on GDP
Which countries have done worse, and what can GDP tell us?
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How effective is one Covid vaccine dose?
Calculating the protection given by the Pfizer/BioNtech vaccine
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Ants and Algorithms
David Sumpter describes the algorithms ruling the world
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Numbers of the year: Part two
Tim Harford showcases statistics from 2020
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Numbers of the year: Part one
Tim Harford showcases statistics from 2020
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The economics of a Covid Christmas
What to consider when buying presents this year
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QAnon: Child runaways and trafficking numbers debunked
Tackling statistics spread by conspiracy theorists.
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Vaccines: How safe and who gets it?
Is it too soon to approve for use? Plus choosing who goes first.
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Tracking Covid 19
Which countries are doing well at keeping track of the virus?
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Inviting Covid for Dinner
If you go to a gathering of 25 people, what are the chances one of you has coronavirus?
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Vaccine numbers
How much protection will a new Covid-19 vaccine give?
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How deadly is Covid 19?
Why there isn鈥檛 one single death rate.
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Asymptomatic Covid-19 cases
How many Covid-19 cases are truly asymptomatic?
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US election: facts or fiction
Tim Harford hears about the sheer volume of false claims made in the campaign.
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Auction Theory - Paul Milgrom and Robert Wilson
This year鈥檚 Nobel memorial prize winners for economics and their work on auction theory.
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A short history of probability
Gamblers, millionaires and annuities
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Trump鈥檚 misleading 'fact' about the Covid-19 death count in the US
We examine a suspect stat from the US and an eye-popping claim about volumising mascara.
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Caffeine and pregnancy
Do coffee and pregnancy mix?
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The magical maths of pool testing
Could pool testing hold the key to ramping up Covid-19 testing?
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Sex workers in the 18th century and jellyfish
Did one in five women in 18th century London made a living selling sex?
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Breast cancer screening
Could screening for breast cancer from the age of 40 save lives?
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Is Trump right about blood plasma therapy?
Is convalescent plasma therapy effective for treating Covid-19?
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Obesity and poker
Tim Harford looks at Covid-19 and obesity. Plus, what poker teaches us about statistics.
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Belarus鈥� contested election
Tim Harford looks at the numbers behind the widely questioned election result
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Melting Antarctic ice
If all the ice in Antarctica melted, would global sea levels rise by 70 metres?
