Employees who pursue private actitivies at work. Also, 'long hours' work culture. (R)
BBC Radio 4
Dr Adam Hart explores the impact of migratory bee-keeping in the United States
BBC World Service
The compelling attractions of the sea through literature and science
Rachael Garside looks at the wind farm inquest and Welsh island birds.
BBC Radio Wales
Bananas are under threat as farmer workers in Colombia plan to strike. With Robin Markwell
Miranda Krestovnikoff presents the story and sound of the barn owl.
Ymunwch â Wyn Davies am hanner awr o Wyn ar Wyddoniaeth. (R)
BBC Radio Cymru
28/30 How the use of infrared telescopes increased our understanding of distant planets.
BBC Radio 4 Extra
Around a million cosmic rays pass through us every night but where do they come from?
Quentin Cooper is at the Cheltenham Science Festival. (R)
Tuesday 11 June 2013