Best of the Week - 28 June 2013

Highlights from Radio New Zealand National's programmes for the week ending Friday 28 June. This week ......the mixed messages by the media about the polar blast which hit the country last week; getting the message through about vulnerable kids using music and social media; what archaeologists are discovering about early European settlement in Aotearoa; using hydrogen to barbeque cook sausages; the precarious state of the bond market; six decades of working in neuropsychology - pioneering neuro scientist Dr Brenda Milner; the difference between moths and butterflies; in just a few generations, the bird calls changing in NZ and changing size and shape of swallows in Nebraska; and we ask children "what is art?"