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Our Changing World for Thursday 14 August 2014

  • OCW Mystery Sound 7

    9:50 PM.The seventh mystery sound from the Our Changing World opening theme Read more Audio

  • DNA Test For Wine

    9:46 PM.Wine maker Kirsten Creasy explains how new, rapid DNA tests are helping New Zealand vineyards to improve their products Read more Audio

  • How Red Pigments Fade

    9:34 PM.Sarah Thomson is using a laser to probe the molecules in red pigments used in art to see how they fade due to light Read more Audio

  • Volcanic Hazard Alert System

    9:20 PM.After nearly 20 years of use the volcanic hazard alert system for New Zealand has been revised to make it simpler and more informative Read more Audio

  • Volcanic Eruption Simulator

    9:06 PM.The Volcanic Risk Solutions group at Massey University have built an eruption simulator so they can study destructive pyroclastic flows in detail Read more Audio