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September 9, 2013 12:54 pm PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/LuWZ1543Gu4/story01.htm
How Planet Earth got its (invisible)stripes
This image shows magnetic anomalies in the South Pacific — underwater lines where the crust of the Earth either matches up with the planet's overall magnetic polarity (reds and purples) or is completely reversed (blues).Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/LuWZ1543Gu4/story01.htm
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