River basins of the US in rainbow colours by GrasshopperGeography https://t.co/0hkvC7TzGp via @Etsy
— Douglas Allen (@DouglasHAllen) October 24, 2016
from Twitter https://twitter.com/DouglasHAllen
Posts
Every Scientific Field
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[image: Conveniently for everyone, it turns out that dark energy is
produced by subterranean parasitoid wasps.]
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