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Mathematics of cities and corporations

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(via Photos: If All of Earth’s Water was put into Single Sphere, from the USGS Water Science School)
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Expect the unexpected. (via Could A $315,000 Test-Tube Burger Be The Future Of Food? @PSFK)
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Correlation vs Causation

Correlation vs. Causation (A Mathographic)Created by SEOmoz (Copyright ©2011).

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How Caffeine Works

15 Things Your Should Know about Caffeine
Via: Homeowners Insurance

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Have You Been Tying Your Shoes the ‘Wrong’ Way?

As it turns out, yes, you have.

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"Fact of the Day: This year, July has 5 Fridays, 5 Saturdays and 5 Sundays. This happens once every 823 years. This year we’re going to experience four unusual dates. 1/1/11, 1/11/11, 11/1/11, 11/11/11 and that’s not all…Take the last two digits of the year in which you were born - now add the age you will be this year, The results will be 111 for everyone in whole world. Have a nice year."

— Heavy metal dude

(Source: facebook.com)

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Do you know what how the left brain and right brain actually work?

The RSA offers a revealing look.