Our Changing World for Thursday 5 February 2009

9:45 PM.Nobel laureate Harry Kroto recalls the discovery of a new carbon molecule in interstellar dust. Read more Audio

9:34 PM.Waikato University researchers use the genetic diversity of Pittosporums to track their migration to New Zealand. Read more Audio

9:06 PM.Department of Conservation ecologist Colin Miskelly checks the success of efforts to reintroduce seabirds to Mana Island. Read more Audio