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The true age of your dog, and how much does the EU cost?
Tim Harford on the cost of the EU, military suicides, Richard III and dog years.
The Maths of Mozart and Birds
The maths behind Mozart's opera The Magic Flute
Austerity, Thatcher, Mozart and dead birds
Tim Harford talks to a student whose work raises questions about austerity policies.
Are Manchester United a one-man team?
Lead scorer power calculated; and, maths problems raised in the Kercher murder case
Austerity: A Spreadsheet Error?
The story of the student who uncovered a mistake in a famous economic paper
Margaret Thatcher in numbers
Baroness Margaret Thatcher, who died aged 87, was Britain鈥檚 first female prime minister.
Communicating Risk
It's the 4th anniversary of the earthquake which devastated the city of L鈥橝quila in Italy.
That's not much gold
What if a super-villain took control of the world鈥檚 gold and melted it into a cube?
Can big data save lives?
Ruth Alexander speaks to Kenneth Cukier about how data can be used.
Are there more black men in college or prison in the US?
Last week the US Speaker said that there were more black men in prison than in college.
