January 29, 2020 • 67 mins
What are crystals and why are we obsessed with them?
Perhaps more importantly, where do they come from and which poor child dug them out of a dusty mine in Madagascar?
We investigate the science behind crystals, how they are being marketed and the dark side of the mining industry that produces them.
Also in this episode:
* Six degrees of Hungarian mathematician Paul Erdos.
* Megxit
* Shakira's lyricism
Mark as Played
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