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5/5 Bernie Krause turns to the sounds and noises generated by modern human beings.
5/5 Exploration of the emotional impact of The Hallelujah chorus from Handel's 1742 oratorio.
Lionel Shriver and Mae Martin talk with Harriett Gilbert about books they love.
Reassessing body confidence with Gary Barlow as The Girls, his first musical, opens.
4/5 Bernie Krause explores how organisms evolve to acoustically structure their signals.
Artist filmmaker Isaac Julien charts the rise of artists working in the shadow of cinema.
BBC Radio 4 Extra
Neil Jordan, See Me Now, Luke Jerram's Treasured City, Robert Siegel on The Founder.
Joanna Trollope talks to Mariella Frostrup about her new novel City of Friends.
3/5 Why do giraffes vocalise in frequencies so low that humans can't hear them?
Dominic Arkwright, Jamie Neale, Louise Doughty and Hugh Thomson write about being 'lost'.