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Paul Kettnaker
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Paul Kettnaker

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amazing
 
It's not a gif, yet it appears to move. Perfect optical illusion for #sciencesunday   #scienceeveryday  H/T to +James McNalley for sharing!
According to a Google search, credit for this amazing image: http://www.tumblr.com/tagged/beau-deeley
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Paul Kettnaker

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the anti-carrot
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Paul Kettnaker

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worth a look!
a new one every tuesday.
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Paul Kettnaker

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Chocolate Skulls Gone Nuts from Ruth and Sira García Trigueros
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:D
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impressive, in a sad way
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After I read this, I immediately changed my mobiles PIN from the munchausen number :-/
from: http://spikedmath.com/285.html
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Paul Kettnaker

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after the actual 2012 video, funny again how easy some people let themselves hoaxed
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Paul Kettnaker

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The dangerous travel of a plastic bag
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