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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

00:08:27

Uranium - first radioactive element to be discovered

Our Changing World ·

2019/12/05

Named after the planet Uranus & associated with Hiroshima & nuclear bombs, uranium is the highest-numbered element found naturally in significant quantities on earth, says Prof Allan Blackman in ep 90 of Elemental.

en

00:25:50

Tracking Pacific golden plovers around the world

Our Changing World ·

2019/12/05

A satellite tracking programme is revealing, for the first time, where New Zealand's Pacific golden plovers or kuriri migrate to breed.

en

00:25:35

Our Changing World for 5 December 2019

Our Changing World ·

2019/12/05

Miranda shorebird enthusiasts are on the trail of the elusive Pacific golden plover or kuriri.

en

00:08:45

Tungsten - highest melting point of any metal

Our Changing World ·

2019/12/01

Tungsten's very high melting point made it an ideal filament for incandescent light bulbs, & as it is in some enzymes it is the heaviest element used in nature, says Allan Blackman from AUT in ep 89 of Elemental.

en

00:08:33

Titanium - light, strong & quite pretty

Our Changing World ·

2019/11/28

Titanium is light, strong, corrosion resistant & is used to repair broken limbs as it is able to get integrated into the bone, says Allan Blackman from AUT speaking from personal experience in ep 88 of Elemental.

en

00:25:38

A spotlight on NZ lakes - Lakes380 part 2

Our Changing World ·

2019/11/28

380 New Zealand lakes are in the spotlight, and Marcus Vandergoes from GNS Science explains what happens to the thousands of sediment cores that will reveal a 1000-year history for each lake.

en

00:25:39

Our Changing World for 28 November 2019

Our Changing World ·

2019/11/28

Sediment cores from the Lakes380 project, which is building a 1000-year history for 10 percent of New Zealand's lakes, are housed at GNS's National Isotope Centre.

en

00:10:53

Tin - from whistles to organ pipes & anti-fouling paint

Our Changing World ·

2019/11/26

The element tin turns up in all sorts of alloys, but tin cans are - mostly - not made from tin, says Prof Allan Blackman from AUT, in ep 87 of Elemental.

en

00:09:45

Thulium - the most laborious of the lanthanoids

Our Changing World ·

2019/11/24

Isolating the element thulium was a truly laborious process that took many years, says Prof Allan Blackman from AUT in ep 86 of Elemental.

en

00:09:08

Thorium - potential source of cleaner nuclear energy

Our Changing World ·

2019/11/21

Named after Thor, the Norse God of Thunder, thorium could provide a cleaner source of nuclear power in the future, says Prof Allan Blackman from AUT in episode 85 of Elemental.

en

00:28:44

Our Changing World for 21 November 2019

Our Changing World ·

2019/11/21

Susie Wood from the Cawthron Institute talks about Lakes 380, which will reveal a 1000-year history of 10 percent of NZ lakes, plus the element terbium.

en

00:20:49

Lakes380 to reveal 1000-year history of lakes - part 1

Our Changing World ·

2019/11/21

Susie Wood from the Cawthron Institute says that sediment cores & eDNA will reveal a 1000-year history for 380 NZ lakes.

en

00:08:26

Thallium - the poisoner's poison

Our Changing World ·

2019/11/17

Thallium is most famous for some infamous poisoned family cases & its appearance in an Agatha Christie novel solved a medical mystery, says Allan Blackman from AUT in ep 84 of Elemental.

en

00:08:53

Terbium - turns up in old TVs & new Euro notes

Our Changing World ·

2019/11/14

A discovery from the chemically prolific Swedish village of Ytterby, terbium produced the green on old TV sets & adds security to Euro notes, says Prof Allan Blackman from AUT in ep 83 of Elemental.

en

00:27:37

Making Wellington a predator-free city

Our Changing World ·

2019/11/14

By the end of this year Predator-Free Wellington hopes that the eastern suburbs on the Miramar Peninsula will be free from rat and stoats.

en

00:27:12

Our Changing World for 14 November 2019

Our Changing World ·

2019/11/14

Predator-free Miramar Peninsula kicked off in the middle of the year and aims to get rid of rats and stoats. It is part of a wider to goal to make Wellington a predator-free capital city.

en

00:09:20

Tellurium - usually associated with gold

Our Changing World ·

2019/11/10

Tellurium is a metalloid often found with gold and the US town Telluride is named after it, says Prof Allan Blackman, in ep 82 of Elemental.

en

00:08:44

Technetium - the first synthetic element

Our Changing World ·

2019/11/07

Technetium was the first element on the periodic table to be synthesised. It is rare, radioactive and has only a few uses, says Prof Allan Blackman in ep 81 of Elemental.

en

00:20:01

Tracking inner city rats

Our Changing World ·

2019/11/07

Victoria University researchers are radio-tracking urban rats in Wellington city suburbs to find out how large their home ranges are, to help improve predator-free trapping efforts.

en

00:26:31

Our Changing World for 7 November 2019

Our Changing World ·

2019/11/07

Radio-tracking urban rats in Wellington city suburbs to find out how large their home ranges are, and the chemical element tantalum.

en

1,092 results

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