Our Changing World

Peter Matthews cooks a meal of taro, and explains how he's been tracking the crop's history around the globe Audio

University of Auckland scientists are using custom-made flexible electrodes to measure the electrical activity of stomachs Audio

Leo Condron and Stuart Larsen use the New Zealand Biotron, a new tool to study plants in a controlled environment Audio

Maarten Hoogerland and Howard Carmichael demonstrate how the coldest thing in the universe is created in the lab Audio

David Rotherham is working on DNA techniques to trace plants like cannabis back to their source Audio

The University of Auckland's Peter Metcalf is studying something quite mysterious, tiny infectious crystals Audio

Matt McGlone is looking at the number of native tree species in New Zealand compared with the rest of the world Audio

Dean Nelson takes Alison Ballance on a tour of the black stilt captive rearing facility near Twizel Audio

Alison Ballance talks with Antarctic veteran Gerald Kooyman about 30 years of research on Emperor penguins Audio

Jacqui MacCallum is developing techniques to detect internationally protected wildlife in imported traditional medicines Audio

A group of GNS Science geology summer school students take a tour of the JOIDES Resolution and collect a sediment core Audio

Chris Woolmore manages Project River Recovery and talks about a new project to trap predators at a black-fronted tern colony Audio