Our Changing World for Thursday 12 October 2006

9:46 PM.Speech language therapist Stella Ward, who explains the role of her profession in helping those with communication difficulties. Audio

9:35 PM.Dean Williams visits the Fungal Herbarium at Landcare Research in Auckland to explore the ecological role of fungi. Audio

9:20 PM.Veronika Meduna talks to Pablo Etchegoin, who is using Raman Spectroscopy to image minute quantities. Audio

9:06 PM.Todd Niall talks to GNS Science volcanologist Brad Scott about the island's unique geothermal activity. Audio