Fiona Walker meets some of the Scots struggling to get by on low pay and hears evidence that many workers will never escape low wages, leaving them trapped in working poverty. Show more

Sam Poling reports on the multimillion pound world of the dog trade, using secret filming to follow the supply chain and expose Scotland's biggest dog trafficker. Show more

Sam Poling investigates the multi-million pound world of the legal high trade, tracking the supply chain of Britain's newest designer drugs from their manufacture overseas. Show more

David Miller looks at whether the love affair with the car is damaging people's health, and reveals how little is being done to cut emissions on the streets. Show more

David Miller reports on the brewing war over fracking, as those opposed to and in favour of it battle for the hearts and minds of the nation. Show more

Mark Daly investigates doping in athletics and explores apparent allegations against Alan Wells, Alberto Salazar and Galen Rupp, allegations which they all strenuously deny. Show more

Jackie Bird speaks to former leaders, politicians and activists to examine how the Scottish Labour party came to have only one MP in Scotland. Show more

Jackie Bird speaks to some of the families of the victims of the Glasgow bin lorry tragedy about the devastating impact of the crash which killed six people. Show more

Following Gordon Aikman's battle with motor neurone disease, charting his fundraising attempts and campaign for better treatment. Show more

Former Scotland Rugby International John Beattie investigates the links between rubgy and brain injuries, and top doctors explain what the sport is doing to tackle the problem. Show more