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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

00:09:10

Rubidium - expensive and not very useful

Our Changing World ·

2019/10/06

Rubidium is a reactive metal with few uses, named 'deepest red' due to its beautiful red spectral lines, says Allan Blackman from AUT in ep 70 of Elemental.

en

00:07:47

Rhodium - used in cars, drugs ... and aftershave

Our Changing World ·

2019/10/03

Rhodium is an expensive precious metal that is used in catalytic convertors, to make the Parkinson's drug L-DOPA, create shiny jewellery and add the menthol taste to toothpaste, says Allan Blackman from AUT in ep 69 of Elemental.

en

00:19:48

The quest to live forever

Our Changing World ·

2019/10/03

From cutting-edge genetic treatments to computer-brain interfaces that are still in the realm of science fiction, Silicon Valley is on a quest to let us live forever.

en

00:28:39

Our Changing World for 3 October 2019

Our Changing World ·

2019/10/03

Peter Griffin investigates the ethics and possibilities around achieving immortality, and Allan Blackman looks at the chemical element radium.

en

00:07:13

Rhenium - has a number of claims to chemical fame

Our Changing World ·

2019/10/01

Named after the Rhine river, rhenium is a metal with very high boiling and melting points, and it was the last naturally occuring, non-radioactive element to be discovered, says Prof Allan Blackman in ep 68 of Elemental.

en

00:09:33

Radon - radioactive basement risk

Our Changing World ·

2019/09/29

The radioactive gas radon can be a risk in the basements of stone houses and used to, erroneously, be touted for its health benefits, says Prof Allan Blackman from AUT in ep 67 of Elemental.

en

00:10:05

Radium - famous but not very useful

Our Changing World ·

2019/09/26

Radium was famously found by the Curies, and was once widely used in face creams, drinks and luminous watch dials, despite being highly radioactive, says Allan Blackman in ep 66 of Elemental.

en

00:31:51

Our Changing World for 26 September 2019

Our Changing World ·

2019/09/26

As the world considers taking more action to combat climate change we revisit Antarctica with the Voice of the Iceberg podcast & hear about protactinium.

en

00:06:58

Protactinium - a very dull chemical element

Our Changing World ·

2019/09/22

Protactinium is a rare, radioactive element that has no uses and may be the most boring element, says Prof Allan Blackman from AUT in ep 65 of Elemental.

en

00:11:45

Promethium - rare and unremarkable

Our Changing World ·

2019/09/19

Despite its gruesome mythical name, the radioactive element promethium has no particular claim to fame, says Prof Allan Blackman from AUT in ep 64 of Elemental.

en

00:25:12

Shaped by the wind

Our Changing World ·

2019/09/19

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.

en

00:24:51

Our Changing World for 19 September 2019

Our Changing World ·

2019/09/19

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.

en

00:06:20

Praseodymium - a long name but not many uses

Our Changing World ·

2019/09/15

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.

en

00:11:18

Potassium - a matter of life and death

Our Changing World ·

2019/09/12

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.

en

00:27:29

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

Our Changing World ·

2019/09/12

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

en

00:28:28

Our Changing World for 12 September 2019

Our Changing World ·

2019/09/12

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.

en

00:10:16

Polonium - few redeeming features

Our Changing World ·

2019/09/08

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.

en

00:09:01

Plutonium - nuclear bombs & nuclear power

Our Changing World ·

2019/09/05

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.

en

00:28:20

The science of toxic algal blooms

Our Changing World ·

2019/09/05

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

en

00:28:17

Our Changing World for 5 September 2019

Our Changing World ·

2019/09/05

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

en

1,092 results

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