Our Changing World for Thursday 1 December 2011

9:46 PM.Scientists are using artificial muscles to create rotary motion, store electricity, and provide an alternative to diodes Read more Audio

9:34 PM.University of Auckland scientists discuss how urban trees can be used to sequester more carbon Read more Audio

9:20 PM.A tour of Scion's collections of fungi and insects that could threaten forest health Read more Audio

9:06 PM.Molecular biologists at Waikato University reconstruct an ancient enzyme that once belonged to the earliest Bacillus ancestor Read more Audio