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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?

• 9 mins

Tracking Covid 19

Which countries are doing well at keeping track of the virus? And which are not?

• 9 mins

Vaccines: how safe and who gets it?

Is it too soon to approve a vaccine for use? Plus choosing who goes first.

• 8 mins

QAnon: Child runaways and trafficking numbers debunked

Tackling statistics spread by conspiracy theorists.

• 8 mins

The economics of a Covid Christmas

What to consider when buying presents this year

• 8 mins

Numbers of the year: Part one

Tim Harford showcases statistics from 2020

• 8 mins

Numbers of the year: Part two

Tim Harford showcases statistics from 2020

• 8 mins

Ants and Algorithms

David Sumpter describes the algorithms ruling the world

• 8 mins

How effective is one dose of the vaccine?

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

• 29 mins

Will the vaccine bring back normal life? GDP and Fishing

If we vaccinate the top four priority groups by February, how much will things change?

• 27 mins

Counting Covid’s impact on GDP

Does GDP tell us whose economies have suffered most during Covid?

• 8 mins

Deaths at home, supermarket infections and the Cobra effect

Where are people catching Covid-19?

• 28 mins

Deaths at ÃÛÑ¿´«Ã½, Supermarket Infections and the Cobra Effect

Where are people catching Covid-19?

• 28 mins

The Rapid Test Row

The huge row among scientists about rapid coronavirus tests.

• 8 mins

Teachers, Test & Trace and Butterflies

Are teachers more at risk from Covid-19?

• 28 mins

Glasgow vs Rwanda

Could life expectancy in some parts of Glasgow be worse than in Rwanda?

• 8 mins

Brexit exports, cladding and are 1 in 5 disabled?

Are exports to the EU down since Brexit? Plus removing flammable building cladding.

• 28 mins

How much Covid in the World?

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

• 8 mins

Comparing death counts, Lock Down drinking and Long Covid

Is the UK’s Covid 19 death count among the worst in the world? Plus are we drinking more?

• 28 mins

Covid 19 death count: which countries are faring worst?

Tim Harford finds out if we can trust international comparisons with the available data.

• 8 mins

Why are US Covid cases falling?

From herd immunity to the weather, Tim Harford explores the theories.

• 8 mins

Sainthood and Cup draws

Your chances of becoming a saint, plus football odds.

• 8 mins

The truth about obesity and Covid 19

Are countries with higher obesity rates suffering from more deaths?

• 8 mins

Deciding when to suspend a vaccine

Weighing up the risk of unproven side effects with stopping Covid 19.

• 8 mins

In praise of Covid Data

How we came to expect dashboards full of statistics.

• 8 mins

Too fast for Minecraft?

Gamers raise suspicions over speed run times - are they right?

• 9 mins

Clot risks: The Pill versus the vaccine

AstraZeneca’s clot controversy turns attention on the contraceptive pill.

• 8 mins

How many swimming pools full of vaccine do we need?

Adding together the doses for everyone on the planet.

• 8 mins

Will 2021 have more Covid deaths than 2020?

We ask if this year’s global death toll will surpass 1.8 million.

• 8 mins

Bayes: the clergyman whose maths changed the world

How an obscure theory came into fashion.

• 8 mins