Our Changing World for Thursday 16 March 2006

9:46 PM.Annette Beautrais talks about some of the factors her research has identified that could help avoid suicide attempts. Audio

9:35 PM.Dean Williams meets Roger Payne, a whale researcher, who uses drama productions to get his environmental message across. Audio

9:20 PM.A discovery that has made it into a commercial product, could make inroads into the billion-dollar market of DNA testing. Audio

9:06 PM.Microbiologist Susan Turner talks to Dean Williams about industrial fermentation, antibiotic production and waste treatment. Audio