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Woo with a body-count: measles epidemic follows anti-vax scare

Wales is in the grip of a measles epidemic, thanks to the anti-vaccine scare more than a decade ago. Once the critical mass of herd immunity dropped below a certain threshold, in came the old, deadly -- and utterly preventable -- disease.

Correlation between autism diagnosis and organic food sales


Redditor Jasonp55 has a neat demonstration of the perils of confusing correlation with causation, and his well-chosen example makes this a potentially useful chart for discussing this issue with friends who won't vaccinate themselves and their kids.

/r/skeptic, I was practicing GraphPad and I think I may have discovered the 'real' cause of autism... (imgur.com) (Thanks, Fipi Lele!)