Our Changing World for Thursday 17 September 2015

9:45 PM.An expedition to east Antarctica's Totten glacier returns with evidence suggesting that east Antarctica may not be as resistant to melting as once thought. Read more Audio

9:40 PM.Ecologists at Victoria University have discovered that the invasive Argentine ants host a virus associated with bee deaths. Read more Audio

9:30 PM.Bees are in trouble and to get a better idea of might be contributing to colony loses, Landcare Research is calling on beekeepers to help with a national survey. Read more Audio

9:20 PM.Guy Warman, at the University of Auckland, explores how anaesthesia affects the body's biological clock and whether light therapy could help reduce sleep disruption post surgery. Read more Audio

9:06 PM.A greenhouse that is also a strict containment facility allows scientists to experimentally add apple genes to apple trees to speed up the breeding of new varieties Read more Audio