A game system that expresses the problem of small personal bias against diversity leading to greater segregation in the general population.
An awesome NPR article on the Science behind solving the mystery of slithering stones.
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Twisted Sifter collected 40 helpful maps from around the web so that you could easily find maps that will help you make sense of the world.
An incredible, interactive article about the perils of the Great Falls Potomac River Gorge.