3/5 Agnes Poirier asks how Voltaire would view the debate in France about banning the burka.
BBC Radio 3
2/5 Nicholas Cronk discusses the effect of Voltaire's time spent in England.
1/5 Nicholas Cronk introduces Voltaire and celebrates Candide, a satire on the human condition
5/5 Richard Mabey asks whether a sense of direction should be seen as a sixth sense.
4/5 Richard Mabey on attempts over the years to analyse and understand why birds sing.
3/5 Nature writer Richard Mabey discusses connections between scent and memory.
2/5 Richard Mabey discusses how a lens can enhance or distort our view of the natural world.
1/5 Nature writer Richard Mabey talks about his first laboratory as a young boy.
5/5 Rudrangshu Mukherjee reflects on the linguistic shadow Samuel Johnson casts over India.
4/5 Lexicographer Pam Peters discusses Samuel Johnson's impact on language in the New World.
3/5 Freya Johnston reflects on how Johnson's direct approach to language lives on even today.
2/5 Writer David Crystal wonders what Samuel Johnson's reaction would be to the internet.
1/5 Philip Hoare ponders the similarities between Melville and Johnson, and whales and words.
3/4 Looking at how tree carvings can help explain how landscapes were populated in past times. (R)
2/4 Discussing the effect of emotional reactions to the Long Kesh/Maze prison near Belfast.
1/4 Examining space archaeology's role in keeping Tranquility Base as a lunar heritage site. (R)
4/4 Craig Raine on how TS Eliot set about expressing the inexpressible in The Four Quartets.
3/4 TS Eliot's depiction in the Four Quartets of the more elusive aspects of emotion.
2/4 Craig Raine on how the 'poem of place' influenced TS Eliot's The Four Quartets.