Our Changing World for Thursday 5 October 2006

9:46 PM.Louise Wallace discusses asthma and the efficacy of asthma medication with Peter Black, a physician at Auckland Hospital. Audio

9:35 PM.Dean Williams visits the Fungal Herbarium at Landcare Research in Auckland. Audio

9:20 PM.David Lambert has managed to extract ancient DNA from frozen snow petrel vomit as part of his evolutionary studies. Audio

9:06 PM.Richard Tilley talks about a range of nano-particles that could help with the early detection of cancer tumours. Audio