Is the government's flagship Work Programme working? Gerry Northam investigates.
What's behind the rise in deaths among those who have taken the drug ecstasy?
Homes at risk? Are housing associations trying to gamble their way out of a crisis?
Who are the British jihadists fighting in Syria and could they pose a threat to the UK?
Who are the winners and losers from high-speed rail?
- 'In any normal market, the price would collapse' Duration: 01:03 Petrol Prices
- Infectious diseases consultant: 'We don't know what to do next' Duration: 01:05 Superbugs
- The Rise of the Salafist movement Duration: 02:24 Recoiling the Arab Spring
- Undercover Cops Duration: 03:04 Undercover Cops
- Green on blue attacks raise questions about Afghan recruitment process Duration: 02:29 Green on Blue
- Islamic schools' child abuse risk Duration: 02:05 Madrassas
A podcast offering Radio 4's award winning, flagship investigative series File on 4.