The latest national and international news from BBC Radio Scotland.

Douglas Fraser investigates the business of water, finding out about a Scottish company using recycled bottles to filter water and one of the big Scottish hopes for wave power. Show more

Join Mark Stephen and Euan McIlwraith for the latest outdoor activities from Shetland to the Borders including allegations that an estate in Wester Ross has been harassing walkers. Show more

Isabel Fraser and Bill Whiteford present the Saturday edition of Good Morning Scotland with the day's news and in-depth analysis of the week's big stories. Show more

Shereen Nanjiani and her panel of guests discuss the week's top stories and talk to some of the people who get into the headlines.

The latest national and international news from BBC Radio Scotland.

Get your sporting weekend off to a great start with John Beattie and Rhona McLeod.

Stuart and Tam are joined by Jimmy Nichol and Gordon Smith.

All the build-up to Saturday's Scottish football action, plus Open All Mics. Show more

John Carmichael sits in for Robbie Shepherd with a session from John 'Ikey' Carmichael and his band, plus he chats to accordionist Blair Douglas. Show more

The latest national and international news from BBC Radio Scotland.

Gary West is joined by piper Finlay MacDonald to talk about his latest album The Cauld Wind.

The latest national and international news from BBC Radio Scotland.

Tom Morton features the work of musician, arranger and composer Hugh Burns in A Sideman's Journey and plays Be Thankful For What You've Got by Sunset Gun in Lost But Not Forgotten. Show more

BBC Radio Scotland joins BBC Radio 5 live.