Elevators: A cultural history. Also, Indian militants who embrace electoral politics. (R)
BBC Radio 4
What is making this year’s predicted El Nino so hard to forecast?
BBC World Service
Why do we go on long walks? Mike Williams finds out
Apathy amongst African politicians about GM technology is costing the economy.
The rural news magazine for those who live and work in the Welsh countryside. (R)
BBC Radio Wales
Some farmers will face a price drop for the crops they are bringing in from the fields.
Steve Backshall presents the story and sound of the herring gull. (R)
Prof Kathy Willis examines the Victorian race to flower the Amazonian water lily.
BBC Radio 4 FM only
4/6 Stephen Fry joins Brian Cox and Robin Ince to ask, 'Can science save us?'.
Child psychiatrist Sir Michael Rutter influenced understanding of autism and behaviour
Monty Don asks if reserves fenced off for the benefit of wildlife are effective. (R)