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Our Changing World

Getting out in the field and the lab to bring you New Zealand stories about science, nature and the environment. Our Changing World was a finalist for Best Daily or Weekly Programme - Factual at the 2019 NZ Radio Awards.

Thursdays 9:06pm, repeated at 1:05am Sundays. One feature plays at 3:35pm on Wednesdays

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Osmium - heavyweight champion of the elements

11 minutes ago

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. Audio

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