Quirks & Quarks for May 31, 2014

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download_blue.jpg This week, we find out how plastic has contaminated Arctic ice; how cliff swallows execute extreme aerobatics; how northern rocks are archives of proto-continents; how the sloth grows potential medicine in its fur; and why what you need for the coming apocalypse is The Knowledge

 



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Theme music bed copyright Raphaël Gluckstein, Creative Commons License by-nc-nd-2.0