26 September 2019: Mysteries of the ancient mantle, and the Hitchhikers Guide to the Galaxy
This week, diamond-containing rocks may help uncover secrets of the Earth\u2019s mantle, and a reflection on science since the Hitchhikers Guide to the Galaxy was published.
In this episode:
00:46 Earth\u2019s Evolution
Explosive eruptions have allowed researchers to study Earth\u2019s mysterious mantle.
Research Article: Woodhead et al.; News and Views: Enigmatic origin of diamond-bearing rocks revealed
06:08 Research Highlights
Supersonic cork popping, and the timing of vaccines.
Research Highlight: An uncorked champagne bottle imitates a fighter jet; Research Highlight: Why midday might be a golden hour for vaccinations
07:53 Don\u2019t Panic
40 years since the publication of the \u2018Hitchhikers Guide to the Galaxy\u2019 we reflect on how far science has come.
15:22 News Chat
A huge telescope with exquisite sensitivity is opening in China, and gene-editing to save bananas. News: Gigantic Chinese telescope opens to astronomers worldwide; News: CRISPR might be the banana\u2019s only hope against a deadly fungus
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