Our Changing World

A new service, provided to residents in Auckland's Waitakere city, includes an audit of a home's energy consumption. Audio

A team of marine and food scientists at the University of Otago are exploring the export potential of the kina. Audio

Dean Williams joins Dave Greenwood at the Auckland Zoo, to collect elephant mucus, and learns more about the olfactory system. Audio

Jeff Keelan, at the Liggins Institute in Auckland, talks about the rise in premature births and neo-natal problems. Audio

Dale Carnegie, at Victoria University, introduces Marvin, the not-so paranoid robot working as a security guard. Audio

David Vaughan, a researcher with the British Antarctic Survey, discusses evidence of climate change impacts across Antarctica. Audio

Sean Weaver, a lecturer in environmental studies at Victoria University, discusses NZ's climate change policy. Audio

Alan Bernacci, of Housing NZ explains the objectives of this extensive environmental and social intervention programme. Audio

Using a combination of medical imaging and computational mathematics, scientists are developing models of the lung. Audio

Veronika Meduna with Philippa Gander and Leigh Signal, who explain the health effects of sleep deprivation. Audio

Health editor of the British magazine The Ecologist, Patricia Thomas, talks to Dean Williams about Avian Influenza. Audio

How much sleep we need to function, and what happens as more and more of us cut down on shut-eye because we get too busy. Audio