Our Changing World

Over the last 25 years the yellow-eyed penguin population on mainland New Zealand has seen some dramatic declines Read more Audio

High-tech ideas and products in conservation were recognised at this week's inaugural Innovation in Conservation awards. Read more Audio

Naturally occurring mitochondrial mutations that cause infertility in sons could be the basis of novel pest control measures Read more Audio

This is the final mystery sound, out of 18 that make up the 2013-14 opening theme for Our Changing World Read more Audio

Soil scientists warn that we'll need to produce more than 50 per cent more food by 2050, while large areas of fertile land disappear under cities. Read more Audio

Aptamers and gold nanoparticles are the basis of a novel sensor for detecting oestrogen in the environment Read more Audio

Amy Yewdall is trying to create functional nanowires from self-stacking protein rings which may one day be used in nanomachines Read more Audio

Self setting traps that only need to be checked every few months are another tool in the fight against introduced predators such as rats and stoats Read more Audio

This is the 17th mystery sound, out of 18 that make up the 2013-14 opening theme for Our Changing World. Read more Audio

The aerial use of 1080 poison to kill rats, mice, stoats and possums across large areas of conservation land is having positive results for native birds. Read more Audio

The annual Sir Paul Callaghan Eureka awards celebrate the best young science orators ad their ideas. Read more Audio

A team of University of Otago researchers is investigating how 3D bioprinters could print joint implants or body parts using a patient's own cells. Read more Audio