Our Changing World for Thursday 1 January 2015

9:06 PM.A tribute to Joan Wiffen, a self-taught palaeontologist who discovered New Zealand's first dinosaur bone in a Hawke's Bay streambed in the 1970s. Read more Audio

9:06 PM.Rowi are New Zealand's rarest kiwi, and 'egg rescues' that see chicks hatched and raised in captivity have resulted in a big increase in the bird's numbers Read more Audio

9:34 PM.This science communication student podcast looks at the pros and cons of legalising marijuana Read more Audio

9:06 PM.The eighth Pauatahanui Cockle Count involved more than a hundred locals digging and sieving for cockles in the intertidal. Read more Audio

9:48 PM.This science communication student podcast discusses genetically modified organisms, and considers their pros and cons Read more Audio