More or Less: Behind the Stats - WS MoreOrLess: Population explosion?

"We just shut our eyes to the fact that the world's population is increasing out of control." Is broadcaster and naturalist Sir David Attenborough right about global population projections? And Tim Harford wonders whether it's true that Scotland is home to 20% of the world's redheads. This programme was first broadcast on the BBC World Service.

More or Less: Behind the Stats - NHS hospital deaths

Tim Harford examines the claim that NHS hospital patients are 45% more likely to die than US ones. Is Sir David Attenborough right that the world's population is increasingly out of control? And are 20% of the world's redheads in Scotland? Plus, the story of the Hawthorne Experiment, one of the most famous studies in industrial history.

More or Less: Behind the Stats - Formula 1 racing risk

'I accept every time I get in my car, there's a 20% chance I could die'. It's a line from the Formula 1 hit film, Rush. Spoken by racing driver Niki Lauda's character. Formula 1 was certainly a dangerous sport during the 1970s, but was it really that dangerous? Tim Harford and Hannah Barnes look at the data. Plus, is it true that it takes 1,000 years for a plastic bag to degrade? It's a popular claim, but More or Less finds the environmental facts about plastic bags are much less certain than that statistic suggests. This edition was first broadcast on the BBC World Service.

the memory palace - Episode 56 (The Rush of the River and the Roar of the Falls)

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There are two pieces of music in this: one is a tweaked loop from "To Here Knows When" by MBV. The other is "Stereo Music for Acoustic Guitar, Bucla Music Box 100, HP Model 236 Oscillator, Electric Guitars, and Computer - Part One" by Keith Fullerton Whitman. 

 

More or Less: Behind the Stats - Do free school meals work?

All pupils at infant schools in England are to get free school lunches from next September, but does the evidence prove free dinners improve results? 'I accept every time I get in my car, there's a 20% chance I could die' - it's a line from the Formula 1 hit film, Rush, but was it really true for 1970s racing drivers? The government wants shops to start charging for plastic bags and the Deputy Prime Minister Nick Clegg says a plastic bag takes 1,000 years to degrade, but More or Less finds the environmental facts about plastic bags are much less certain than that statistic suggests. And do the health benefits of cycling outweigh the risk of injury? Professor David Spiegelhalter goes through the numbers.