Our Changing World for Thursday 13 April 2006

9:46 PM.Janek Januszkiewicz, who explains that the procedure was initially slow to gain acceptance among some medical professionals. Audio

9:35 PM.A new service, provided to residents in Auckland's Waitakere city, includes an audit of a home's energy consumption. Audio

9:20 PM.A team of marine and food scientists at the University of Otago are exploring the export potential of the kina. Audio

9:06 PM.Dean Williams joins Dave Greenwood at the Auckland Zoo, to collect elephant mucus, and learns more about the olfactory system. Audio