Science and Inquiry discussion

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What If?
Book Club 2017
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January 2017 - What If?
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Betsy, co-mod
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Nov 27, 2016 09:04PM

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http://what-if.xkcd.com/archive/
One of my favorite articles which is not included in the book i..."
Thank you! I've saved it to Pocket & share it with others.
