This week’s episode is a Cautionary Questions special with Nate Silver (On The Edge) and Maria Konnikova (The Biggest Bluff) of Risky Business.

The quest for the elusive Giffen good has taken economists to the depths of the Irish potato famine, to the poorest parts of rural China and to the cages of lab rats at Texas A&M University.

Beneath all the tariff craziness — the taxes on islands inhabited only by penguins, the pseudo-profound mathematical definition of “reciprocal”, the idea that the settled trade policy of every ...

Sixteen years have passed since Ferdinand De Lesseps’ catastrophic failure in Panama, and the dramatic collapse of the French Panama Canal company. Now, President Theodore Roosevelt has picked up the ...

It’s almost 13 years since the UK government raised £22.5bn in one of the biggest auctions of all time, for the right to use radio spectrum for 3G mobile phone services. The next big thing, 4G, has ...

Ferdinand De Lesseps, “the Great Frenchman”, was convinced that he was the man to build the Panama Canal. No, he wasn’t an engineer and no, he’d never actually been to Panama before. But he’d ...

Panic has erupted in the cockpit of AirFrance Flight 447. The pilots are convinced they’ve lost control of the plane. It’s lurching violently. Then, it begins plummeting from the sky at breakneck ...

Did you know that a toy spaceship can teach you about inflation? Or that a pooping cow can show you how to invest your pocket money? And that even the greatest detectives have been fooled by fake news ...

William the Conqueror undertook a remarkably modern project. In 1086, he began compiling and storing a detailed record of his realm: where everyone lived, what they did and where they came from. 900 ...

Thanks for your questions – fielded this time with the able assistance of Jacob Goldstein, the author of Money: The True Story of a Made Up Thing. “Thanks to Tim Harford’s characteristic wit and ...