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Christianity and British society

Shahidha Bari with Bishop of Newcastle Helen-Ann Hartley, Bijan Omrani and Lamorna Ash.

• 42 mins

Advocating for nature

Tom Sutcliffe with Robert Macfarlane, Monica Feria-Tinta and Patrick Galbraith.

• 41 mins

Smell – the underrated sense

Adam Rutherford with Jonas Olofsson, Ally Louks and Alan Chalmers.

• 42 mins

History: private, personal and political

Tom Sutcliffe talks to Tiffany Jenkins, Geoff Dyer and Lanre Bakare.

• 41 mins

Mathematics, Symbiosis and Japanese art

Adam Rutherford discusses art, maths and creativity with Marcus du Sautoy.

• 42 mins

Hay Festival: exposing the secrets of rubbish

Tom Sutcliffe at Hay Festival, with Chloe Duckworth, Sarah Gabbott and Saabira Chaudhuri

• 42 mins

The uses and abuses of the atom

Shahidha Bari talks to Frank Close, Tim Gregory and Baroness Natalie Bennett.

• 41 mins

Hidden spaces and dangerous places

Tom Sutcliffe talks to Atossa Araxia Abrahamian, Danny Dorling and Adele Zeynep Walton.

• 41 mins

The Idea of Genius

Adam Rutherford talks to Helen Lewis, Francesca Wade and Dean Van Nguyen

• 41 mins

Sanctuary, refuge and exile

Tom Sutcliffe talks to Marina Warner, Oliver Basciano and Fergus Butler-Gallie.

• 41 mins