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PODCAST

Our Changing World

Dr Claire Concannon follows scientists into the bush, over rivers, back to their labs and many places in-between to cover the most fascinating research being done in Aotearoa New Zealand.

science

All Episodes

00:07:43

Francium - final naturally-occurring element to be...

Our Changing World ·

2019/05/23

Francium was the last naturally-occurring element to be discovered and has never been seen, says Prof Allan Blackman from AUT in ep 28 Elemental.

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00:21:58

The Southland accent - a rolling change

Our Changing World ·

2019/05/23

The Southland accent has a distinctive burr, and new research is revealing how those 'rolled Rs' have changed over time.

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00:30:48

Our Changing World for 23 May 2019

Our Changing World ·

2019/05/23

Southlanders are rolling their Rs more - and less - than 100 years ago, and the chemical element fluorine.

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00:10:34

Fluorine - the non-stick element

Our Changing World ·

2019/05/19

Fluorine is a highly toxic green gas that is the main ingredient in non-stick teflon coatings. In ep 27 of Elemental, Prof Allan Blackman from AUT, says that fluorine has very different properties from fluoride.

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00:06:05

Europium - putting the security in the Euro

Our Changing World ·

2019/05/16

Europium is named after Europe and is responsible for a forgery-busting aspect of the Euro banknote, reports Prof Allan Blackman in ep 26 of Elemental.

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00:18:59

Mystery of the longfin eel's breeding ground

Our Changing World ·

2019/05/16

NIWA freshwater ecologists hope sophisticated satellite tags will solve the msytery of where New Zealand's longfin eels go to breed in the Pacific.

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00:12:13

Foulden Maar - a 23-million year-old fossil treasure...

Our Changing World ·

2019/05/16

A 23-year million year old volcanic crater in inland Otago that is a treasure trove of exquisiute fossils is facing the threat of being mined for animal feed.

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00:29:09

Our Changing World for 16 May 2019

Our Changing World ·

2019/05/16

NIWA is tagging longfin eels to try and find their mysterious breeding grounds, and Foulden Maar is one of NZ's premier fossil sites.

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00:08:08

Erbium - through rose-tinted glasses

Our Changing World ·

2019/05/12

Erbium is named after a chemically famous Swedish village, and adds a rose-tinted glow to the periodic table, in ep 25 of Elemental with Allan Blackman from AUT.

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00:08:22

Dysprosium - hard to get

Our Changing World ·

2019/05/09

Dysprosium earned its name by being very hard to separate from other elements and has become very important in electric car motors. Join Allan Blackman from AUT in ep 24 of Elemental.

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00:28:41

Kea get a helping hand

Our Changing World ·

2019/05/09

The Kea Conservation Trust & the Arthur's Pass Wildlife Trust have combined forces to band kea as part of a citizen science project & are working to make the village a safer place for the curious birds.

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00:27:52

Our Changing World for 9 May 2019

Our Changing World ·

2019/05/09

The Kea Conservation Trust is working with South Island communities to better understand kea and find ways to keep them out of trouble.

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00:15:46

Curium & meitnerium - in honour of two pioneering women

Our Changing World ·

2019/05/07

There are only two chemical elements on the periodic table named after women: curium, in honour of Marie & Pierre Curie, & meitnerium after Lise Meitner. Allan Blackman from AUT introduces the women and their elements in ep 23 of Elemental.

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00:12:09

Copper - essential, in moderation

Our Changing World ·

2019/05/05

Copper is a soft metal that is an essential element for enzymes and life, gives octopuses their blue blood and was often used to make coins. Allan Blackman from AUT has the lowdown on copper in ep 22 of Elemental.

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00:09:30

Cobalt - goblin of the periodic table

Our Changing World ·

2019/05/02

Famous as the colour of blue glass and important in red blood cells, cobalt can form a permanent magnet and is vital for livestock. Allan Blackman from AUT talks about his favourite element in ep 21 of Elemental.

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00:15:12

Laser scanning crime scenes

Our Changing World ·

2019/05/02

ESR is using a laser to scan crime scenes, allowing police and juries to 'fly through' the scene long after the event.

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00:26:46

Our Changing World for 2 May 2019

Our Changing World ·

2019/05/02

ESR is laser scanning crime scenes, and the kakapo breeding has been busy on Anchor Island.

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00:07:55

Chromium - colourful and shiny

Our Changing World ·

2019/04/28

Chromium is a transition metal that gives colour to precious jewels, the shine to your car fender and your kitchen bench, but can also be a killer. All this and more in ep 20 of Elemental with Allan Blackman from AUT.

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00:12:07

Chlorine - good for health, bad for health

Our Changing World ·

2019/04/25

Chlorine is the culprit in the 'case of the exploding trousers'. It is also well-known as a disinfectant and chloride ions are essential for life, but as DDT & CFCs, chlorine is bad news. Allan Blackman from AUT gives us the lowdown in ep 19 of Elemental.

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00:27:20

Lava Lab and drilling into a volcano's magma chamber

Our Changing World ·

2019/04/25

University of Canterbury's Lava Lab, plans to drill into a volcano's magma chamber and a Curious Mind volcano drilling game for schools.

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1,092 results

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