Science commentator Allan Blackman joins Kathryn to discuss a study which looked at how oxygen sneaks into wine bottles, even when they're corked - does it really matter though? He'll also talk about a deeply flawed World War II asbestos report that the researchers never retracted - what impact has that had. And the US President keeps talking about "destroying" Iran's uranium stores - but how easy is that to do, really?
The 1886 Tarawera eruption
23/06/2026 | 19 mins.
This month marks the 140th anniversary since the eruption, which came in the early hours of June 10. It was one of New Zealand's worst natural disasters - with the death toll at 150.
Around the motu: Tess Brunton, RNZ's reporter in Dunedin
23/06/2026 | 11 mins.
Tess talks about the rates row in Waitaki, Dunedin Council's battles with options for the flood prone south of the city, Tuhura Otago Museum is among those calling for a dedicated fund for cultural institutions and the newish postmistress of Central Otago's historic Ophir Post Office.
Book: My Year in Paris with Gertrude Stein by Deborah Levy
23/06/2026 | 5 mins.
Laura Caygill reviews My Year in Paris with Gertrude Stein by Deborah Levy, published by Penguin Random House. Part biography, part journey through Paris, part story of friendship and coming to understand the modern world - a real gem.
Professor Wayne Cutfield awarded 2026 College Medal
23/06/2026 | 31 mins.
Professor Wayne Cutfield joins Kathryn Ryan to talk about his career in paediatric endocrinology, leading up to his recent win of the 2026 College Medal by The Royal Australasian College of Physicians.
Smart, in-depth and relentlessly curious, host Kathryn Ryan dives into the stories shaping New Zealand and its people. Interviews and expert analysis from around the world and at home. It’s where big ideas are unpacked and everyday life explored.