Navigation for News Categories
Our Changing World headlines with summaries.
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The mystery of how godwits sleep in flight
Kuaka bar-tailed godwits make the longest non-stop flights, and researchers are using hi-tech tags to solve the mystery of how and when they sleep.
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The stuff of life - Carbon capture in our ocean ecosystems
21 Mar 2024What roles do our ocean ecosystems play in capturing carbon? Kate Evans speaks to iwi Māori working to improve the health of an estuary in the Bay of Plenty, and to scientists studying the fiords of…
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Fish out of water - How to grow fish on land
14 Mar 2024People and livestock gobble so much fish that the seas soon won’t keep up. Is the answer to grow fish on land? Kate Evans meets scientists figuring out the puzzles of how to farm some of New Zealand’s…
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Kina-nomics - The kina are taking over, what can we do?
7 Mar 2024Kina numbers are exploding on some of our reefs, decimating seaweed habitats. Could this problem be solved by eating them? Kate Evans investigates the potential of kina-nomics.
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The undersea orchestra - Ocean sounds and what they tell us
29 Feb 2024Crackle, pop, woof, crunch, click. In the ocean, an undersea orchestra is in full swing. Journalist Kate Evans discovers who’s playing in it and why, and what happens when human noise drowns out this…
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Watching the weather in the far southern seas
22 Feb 2024A group of young New Zealanders and two meteorologists travel to South Georgia Island in the southern Atlantic Ocean to collect weather observations – continuing the scientific legacy of early…
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New Zealand’s Antipodes Islands – remote, wild, and special
15 Feb 2024An ambitious project to rid the remote Antipodes Island of introduced mice proved successful in 2018. Claire Concannon visits the spectacular subantarctic island to meet the locals – from penguins to…
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The fate of the West Antarctic ice sheet in a warming world
How fast – and how completely – could Antarctica's smaller western ice sheet melt in a warming world? An international science team, led by Aotearoa New Zealand, set out to investigate whether two…
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Pollen, asthma and allergies
Allergenic pollen is a big trigger for New Zealand’s high rates of hay fever and asthma. But for 35 years, we’ve had no current data on pollen levels. Until now. Justin Gregory talks to a team who…
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Restoring Wellington’s seaweed forests
25 Jan 2024Giant kelp is disappearing from Wellington Harbour. Love Rimurimu is aiming to restore lush underwater kelp forests with an ambitious and collaborative replanting effort. Claire Concannon dives in to…
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Summer science: AI and medicinal cannabis
18 Jan 2024In the final instalment of the summer science series, science communication students tackle two controversial topics: medicinal cannabis, and AI consciousness.
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Summer science: Hybrid wildlife and mātauranga Māori
11 Jan 2024Should we intervene to prevent hybridisation between an endangered species and its common relative? In this week's summer science episode, two students from the Department of Science Communication at…
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Summer science: Kākā in Wellington
4 Jan 2024Kākā numbers are skyrocketing in Te Whanganui-a-Tara Wellington thanks to conservation efforts. The summer science series continues with a walk through Zealandia to find out why you shouldn't feed…
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Summer science: Seabirds in Auckland
4 Jan 2024The summer science fun continues with an episode from RNZ podcast Voices. Meet Gaia Dell'Arriccia, a scientist originally from the south of France who studies the seabirds that live around Auckland's…
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Summer science: Death rays and radio inventions
The summer science series kicks off with an episode from award-winning podcast Black Sheep, about a backyard inventor called Victor Penny who sparked sensational headlines about death ray…
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The giant dinosaurs of Patagonia… and maybe Aotearoa?
21 Dec 2023This week on Our Changing World RNZ podcast producer, and occasional dinosaur correspondent William Ray visits Ngā Taniwha o Rūpapa Dinosaurs of Patagonia, a special exhibition at Te Papa Museum to…
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Underwater slips and slides
14 Dec 2023Off the coast of New Zealand, deep underwater, the seafloor shifts in landslides and slow-motion earthquakes. Claire Concannon meets two researchers investigating geological phenomena that could pose…
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On alert – the National Geohazard Monitoring Centre
7 Dec 2023Go behind the scenes at the National Geohazard Monitoring Centre, where a team of analysts are on alert 24/7 for earthquakes, volcanic activity, tsunamis and landslides. What happens when a natural…
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Monitoring the Makarora mohua
30 Nov 2023Mohua are bright yellow forest birds – but despite their eye-catching plumage, they can be tricky to spot flitting high in the forest canopy. Claire Concannon visits the Makarora mohua population…
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A new way to help honey bees
23 Nov 2023Varroa mite parasites cause major problems for honey bees – and beekeepers. Now, New Zealand researchers are investigating a new type of RNA-based treatment that could make treating varroa mite…
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OCW recommends: The Turning Point
20 Nov 2023New video series: A turning point in the fight to preserve Aotearoa's natural environment.
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Plasma rockets in space
Claire Concannon meets GERALDINE, the Gigantic and Extremely Radical Atmosphere-Lacking Device for Interesting and Novel Experimentation. Plus, a team of scientists and engineers designing plasma…
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Helping to revitalise Moriori culture
A Moriori musician, an ethnomusicologist and the Hokotehi Moriori Trust are part of a team helping to revitalise Moriori culture with 3D-printed replicas of traditional bone flutes from Rēkohu the…
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Forecasting in changing times
In the last week, Hurricane Otis hit southern Mexico with little warning, and Cyclone Lola set a record for the earliest category five cyclone in the southern hemisphere. Climate change is making work…
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Top News stories
- Brownlee plans crackdown on Parliament's standards after Oriini Kaipara maiden speech, haka
- Live: Flooding cuts off communities, closes highways in central North Island
- Reserve Bank proposes easing loan-to-value ratios
- Te Pāti Māori email: 'Not clear how many Māori Parties there are' - Labour leader
- Can you drink your way sober?
