Alison Ballance
Our Changing World for 3 October 2019
Peter Griffin investigates the ethics and possibilities around achieving immortality, and Allan Blackman looks at the chemical element radium. Audio
Rhenium - has a number of claims to chemical fame
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… Audio
Rhenium - has a number of claims to chemical fame
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…
AudioRadon - radioactive basement risk
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. Audio
Radon - radioactive basement risk
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.
AudioRadium - famous but not very useful
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. Audio
Radium - famous but not very useful
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.
AudioOur Changing World for 26 September 2019
As the world considers taking more action to combat climate change we revisit Antarctica with the Voice of the Iceberg podcast & hear about protactinium. Audio
Our Changing World for 26 September 2019
As the world considers taking more action to combat climate change we revisit Antarctica with the Voice of the Iceberg podcast & hear about protactinium.
AudioProtactinium - a very dull chemical element
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. Audio
Protactinium - a very dull chemical element
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.
AudioPromethium - rare and unremarkable
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. Audio
Promethium - rare and unremarkable
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.
AudioShaped by the wind
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… Audio
Shaped by the wind
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…
AudioOur Changing World for 19 September 2019
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. Audio
Kākāpō population hits new high of 213 birds
The youngest kākāpō chick has passed 150 days old, bringing the number of living juveniles to 71 and the overall kākāpō population to 213, in ep 24 of the Kākāpō Files. Audio
Kākāpō population hits new high of 213 birds
The youngest kākāpō chick has passed 150 days old, bringing the number of living juveniles to 71 and the overall kākāpō population to 213, in ep 24 of the Kākāpō Files.
AudioPraseodymium - a long name but not many uses
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. Audio
Praseodymium - a long name but not many uses
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.
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