Science: Hormuz + fertiliser, how to make air on a spaceship
07/04/2026 | 11 mins.
Science commentator Allan Blackman looks at what goes into nitrogen fertiliser, how oxygen gets made on board the International Space Station, and how science could help baristas make a perfect cup of coffee every time.
Sea captain's book imagines NZ 60 years after devastating war
07/04/2026 | 10 mins.
What would New Zealand look like in sixty years, if war had ravaged the northern hemisphere and survivors fled south?
Iran claims victory, says it forced US to accept 10-point plan
07/04/2026 | 9 mins.
President Donald Trump has agreed to a two-week ceasefire with Iran on the condition that Iran agree to reopen the critical Strait of Hormuz.
Around the motu: James Pocock
07/04/2026 | 5 mins.
James discusses the 37 year old relief firefightering truck being used in Gisborne, a reduction of 30% for the East Coast rock lobster fishery, worries over driving safety and wandering stock and the local vape stores breaking regulations.
Book review: Lázár by Nelio Biedermann
07/04/2026 | 4 mins.
Laura Caygill reviews Lázár by Nelio Biederman, published by Hachette Aotearoa New Zealand.
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.