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Our Changing World

RNZ New Zealand

A mix of in depth interviews, packages and sound rich features, Our Changing World covers topics across all scientific disciplines, natural history and environmental issues, and developments in health as well as exploring the human side of science and the personalities behind it.

A mix of in depth interviews, packages and sound rich features, Our Changing World covers topics across all scientific disciplines, natural history and environmental issues, and developments in health as well as exploring the human side of science and the personalities behind it.
More Information

Location:

Wellington, New Zealand

Description:

A mix of in depth interviews, packages and sound rich features, Our Changing World covers topics across all scientific disciplines, natural history and environmental issues, and developments in health as well as exploring the human side of science and the personalities behind it.

Twitter:

@RNZ_Science

Language:

English

Contact:

(04) 4741910


Episodes

Shaped by the wind

9/19/2019
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The 20-metre long wind tunnel at the University of Auckland is used to test the aerodynamics of objects as varied as Olympic cyclists and buildings, as well as drones, ancient building designs & tiny gas turbines.

Duration:00:25:15

Our Changing World for 19 September 2019

9/19/2019
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The largest wind tunnel in New Zealand is used to test everything from the effects of turbulence on drones to ancient building designs and tiny gas turbines.

Duration:00:24:53

Praseodymium - a long name but not many uses

9/15/2019
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Praseodymium is a metal wirh the second longest name on the periodic table and not many uses, says Prof Alan Blackman from AUT in ep 63 of Elemental.

Duration:00:06:23

Potassium - a matter of life and death

9/12/2019
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From levitating burnt buttocks, to excitable nerves and sure-to-rise baking, potassium is highly reactive and vital to life, says Prof Allan Blackman in ep 62 of Elemental.

Duration:00:12:00

Green cities of the future - what we can expect in 2050

9/12/2019
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Better solar panels and efficient carbon capture technology will help shape the impact and look of cities in the future, say MacDiarmid Institute scientists.

Duration:00:27:29

Our Changing World for 12 September 2019

9/12/2019
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MacDiarmid Institute scientists talk about how their work improving solar panel efficiency and developing carbon capture and storage techniques might shape cities of the future.

Duration:00:28:28

Polonium - few redeeming features

9/8/2019
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Polonium will be forever linked with the names Curie and Litvinenko and has negligible desirable features, says Prof Allan Blackman in ep 61 of Elemental.

Duration:00:10:16

Plutonium - nuclear bombs & nuclear power

9/5/2019
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A radioactive heavyweight associated with nuclear bombs & power, which is powering the Voyager spacecraft, says Prof Allan Blackman from AUT in ep 60 of Elemental.

Duration:00:09:01

The science of toxic algal blooms

9/5/2019
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Toxic algae expert Jonathan Puddick has a Marsden Grant to find out if toxic cyanobacteria share their toxins with non-toxic species.

Duration:00:28:20

Our Changing World for 5 September 2019

9/5/2019
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Cyanobacteria are responsible for toxic algal blooms in lakes and rivers, and Cawthron Institute scientists are trying to better understand them.

Duration:00:28:17

Platinum - another pricey precious metal

9/1/2019
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Platinum is useful in catalytic convertors, is used to treat testicular cancer and will be useful in hydrogen fuel cells, says Prof Allan Blackman from AUT in ep 59 of Elemental.

Duration:00:09:50

Phosphorus - P was discovered in pee

8/29/2019
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Phosphorus, chemical symbol P, was first isolated as an element from thousands of litres of urine. Also found in guano, aka bird poo. Allan Blackman from AUT has the full story in ep 58 of Elemental.

Duration:00:14:27

No escape: separating from an abusive partner

8/29/2019
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New Zealand has one of the highest rates of domestic violence in the world, but sociology research shows life post- separation can still leave women feeling trapped.

Duration:00:12:00

Our Changing World for 29 August 2019

8/29/2019
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Research into relationships and their break-ups, and oxygen is very friendly with other chemical elements.

Duration:00:26:43

Palladium - cleaning up your car's exhaust

8/25/2019
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Palladium is a pricey precious metal most commonly used in catalytic convertors on car exhausts, says AUT's Allan Blackman in ep 57 of Elemental.

Duration:00:12:29

Oxygen - the friendly element

8/22/2019
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Oxygen is very friendly with other chemical elements & very helpful for life on Earth, says Allan Blackman from AUT in ep 56 of Elemental.

Duration:00:14:46

Using sound to brew better beer

8/22/2019
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What happens if you play a Viennese waltz or death metal to beer as it brews? Experimenting with musical ways of making better beer.

Duration:00:13:14

Our Changing World for 22 August 2019

8/22/2019
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Does playing different sounds to fermenting yeast change the taste of beer and osmium, the densest chemical element.

Duration:00:27:35

Osmium - heavyweight champion of the elements

8/18/2019
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Osmium is extremely rare and expensive. It is the densest chemical element, rivals diamond as being the least compressible of all known substances & has a distinctive 'pong' according to Allan Blackman in ep 55 of Elemental.

Duration:00:08:58

Nitrogen - a vital powerhouse

8/15/2019
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Most important biological molecules contain nitrogen, even though it takes lots of energy to make or break its chemical bonds, says Allan Blackman from AUT in ep 54 of Elemental.

Duration:00:13:07