Astrophysicist Sheila Rowan talks about her work on gravitational waves.
Mark Stephen and Christopher Sleight are in Greenock ahead of the Commonwealth Flotilla.
Another chance to hear content from BBC Radio Scotland's pop-up radio station.
Still Game's Gavin Mitchell, comedian Craig Hill and roller derby live in The Big Tent!
Kaye Adams asks if prisoners should be allowed to vote in the referendum.
Edi Stark talks to National Galleries director general Sir John Leighton.
Edi Stark talks to Christopher Hampson, artistic director of Scottish Ballet.
Kaye Adams asks listeners if they are excited about the 2014 Commonwealth Games.
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