Alison Ballance
Our Changing World - Testing Umbrellas in a Wind Tunnel
What happens when you mix 120 kilometre an hour winds and umbrellas? Audio
Our Changing World - Breeding PSA-resistant Kiwifruit
The hunt is on to find a kiwifruit that won't succumb to the disease Psa. Audio
Our Changing World - Post-Rena Environmental Monitoring
It's been nearly nine months since the cargo vessel Rena ran aground, spilling more than 350 tonnes of oil, much of which came ashore on Bay of Plenty beaches. The big question is whether there are… Audio
Our Changing World - Island Bay Marine Education Centre
Octopus feeding time at the Island Bay Marine Education Centre is a hit with both the kids - and the octopuses! Audio
2012 Transit of Venus Feature
A special feature from the 2012 Transit of Venus celebrations at Tolaga Bay, covering astronomy, history and sustainable land use issues. Audio
Our Changing World - Science Rapping
Tom McFadden, aka the Rhymobsome, has been taking his special brand of science rap on tour, and Alison Ballance headed to Cardinal McKeefry Primary School in Wellington to hear Tom, and a crowd of… Audio
Transit of Venus at Tolaga Bay
Alison Ballance, from Radio New Zealand's Our Changing World programme, joined the crowds gathered at the Hauiti marae at Tolaga Bay yesterday morning to take part in the 2012 Transit of Venus Project… Audio
Our Changing World - Kereru in Wellington
Monica Awasthy did her PhD on kereru in Wellington, to find out where they feed and breed. Audio
Our Changing World - Primary School Science
Science and technology underpin modern life, yet in most New Zealand primary schools children are not being effectively taught science. But it's not all bad news - some passionate teachers are doing a… Audio
Our Changing World - Tagging Great White Sharks
Great white sharks are the rock stars of the shark world, but we know surprisingly little about them. Audio
Our Changing World - Waituna Lagoon and 'Flipping Lakes'
Many lakes and rivers around New Zealand are suffering from the effects of too much sediment and too many nutrients. In Southland, attention is focused on declining water quality in Waituna Lagoon… Audio
Our Changing World - Whio
New Zealand has more than its share of rare birds - but while we've all heard of kiwi and kakapo, what about a little-known rare duck that's a whister and an expert in white-water? Meeting a pair of… Audio
Our Changing World - Saving Resolution Island
Getting rid of a small introduced animal on a large island in remote Fiordland is no easy walk in the park. Audio
Our Changing World - Otago Roof Garden
There's a secret garden in the middle of the University of Otago campus. It's two years old, and is the crowning glory of a sustainable building with a 5-Star Green Star rating. This hidden roof… Audio
Our Changing World - Fossil Dig at St Bathans
Join palaeontologists at a Central Otago fossil site that reaches back 16 to 19 million years to prehistoric Zealandia. Audio
Our Changing World - Parasites in Coastal Ecosystems
Head to Lower Portobello Bay on Otago Peninsula at low tide, and you'll see mudflats with a few birds. Take a closer look and you'll see the mud flats are covered with mud snails, cockles and little… Audio
Our Changing World - Smart Pigeons
Pigeons trained to use touch-screens have abstract mathematical abilities as good as monkeys. Audio
Our Changing World - Giant Penguins
Thirty five years ago University of Otago palaeontologist Ewan Fordyce collected some bones from a 25-million year old giant fossil penguin which has now been reconstructed and named Kairuku. Alison… Audio
Our Changing World - Buried Volcanic Forest
Auckland's volcanic history has left many marks on the city's landscape, including a forest buried under volcanic ash on the shores of the Manukau Harbour. The ancient trees are so well preserved that… Audio
Stinky Mosses
University of Auckland's Anne Gaskett is fascinated by mosses that grow on carcasses and dung Audio