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43 minutes
First broadcast: on BBC Radio 4 FMLatest broadcast: on BBC Radio 4 LW
Available for over a year
Tom Sutcliffe discusses life under the waves with biologists Luke Rendell and Helen Scales, poet Andrew Motion and biochemist Nick Lane. Show more
Helen Scales considers the human use of sea shells - as fertility symbols, jewellery and currency. Show more
Helen Scales investigates the bizarre world of the hermit crab and uncovers the truth behind the substance known as sea silk. Show more
Molluscs continue to surprise as a source of medical advancement and bellwethers of our impact on the seas. Show more
Helen Scales explores the impact of shells on agriculture and geology and peeks into the driven world of the collector. Show more
Helen Scales defines molluscs, producers of shells and one of the most ancient and successful animal groups on the planet. Show more
43 minutes
First broadcast: on BBC Radio 4 FMLatest broadcast: on BBC Radio 4 LW
Available for over a year
Andrew Marr explores space, time and the ocean with Carlo Rovelli, Carole Mundell, Helen Scales and Laura Walker. Show more
