How to explain infinity to a 4-year-old
‘What’s the number before infinity?’ asks Claudia, aged 4. We challenge Johnny Ball, legendary British TV presenter, to explain. And in celebration of the voice of Sesame Street’s Count von Count, Jerry Nelson, who’s died aged 78, there’s another chance to hear our 2009 interview with the Count, in which he revealed his favourite number: 34,969. Presented by Ruth Alexander, this programme was first broadcast on the BBC World Service.
3 Syys 20129min
Are African leaders more likely to die in office?
The Prime Minister of Ethiopia is the fourth African premier to die this year alone. Are African leaders more likely to die in office, than their counterparts elsewhere? Also: does marriage make economic sense?
27 Elo 20129min
Levelling the statistical playing field
Given that some countries are richer than others, and some have larger populations, what should the Olympic medal tally really have looked like? Also: numbers help us understand the world. But for Daniel Tammet, author of “Thinking in Numbers". They don't just help him to understand the world - but to be a part of it.
20 Elo 20129min
The great playing field sell off?
Given that some countries are richer than others, and some have larger populations, what should the Olympic medal tally really have looked like? Also: numbers help us understand the world. But for Daniel Tammet, author of “Thinking in Numbers". They don't just help him to understand the world - but to be a part of it.
17 Elo 201227min
How to lose money - fast!
Last week Knight Capital lost a lot of money very quickly. It was the latest chapter in the story of something called ‘high frequency trading’. Investors have always valued being the first with the news. But high frequency trading is different: algorithms execute automatic trades, conducted by computers, at astonishing speeds. We ask: is the rapid growth of high frequency trading progress, or – as some think – a threat to the stability of the entire financial system?
13 Elo 20129min
How to lose money - fast!
Last week Knight Capital lost a lot of money very quickly. It was the latest chapter in the story of something called ‘high frequency trading’. Investors have always valued being the first with the news. But high frequency trading is different: algorithms execute automatic trades, conducted by computers, at astonishing speeds. We ask: is the rapid growth of high frequency trading progress, or – as some think – a threat to the stability of the entire financial system?
10 Elo 201227min
How extraordinary is Ye Shiwen? WS
There was controversy this week after Ye Shiwen, a young Chinese swimmer, won the 400 metre individual medley in fine style. A US swimming coach called the performance "disturbing", implying that she may have cheated. More or Less investigates the numbers and finds there's no statistical smoking gun.
4 Elo 20129min
How extraordinary is Ye Shiwen?
There was controversy this week after Ye Shiwen, a young Chinese swimmer, won the 400 metre individual medley in fine style. A US swimming coach called the performance "disturbing", implying that she may have cheated. More or Less investigates the numbers and finds there's no statistical smoking gun.
3 Elo 201227min
