Our Changing World for Thursday 23 February 2017

9:06 PM.Glaciers around the world are melting and shrinking, but glaciologists have been investigating why some New Zealand glaciers bucked the trend between 1983 and 2005. Read more Video, Audio

9:05 PM.Sonia Sly talks with psychologist Gwenda Willis about what drives our fears when confronted with the idea of living next door to a sex offender. Read more Audio