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Thursday, October 28, 2010

Photo: Glacier "Bleeds" Proof of Million-Year-Old Life-Forms


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Iron oxides stain the snout of the Taylor Glacier in Antarctica—a feature called Blood Falls.

The rusty liquid's color is due to the feeding behaviors of microbes that has survived under the glacier for perhaps millions of years, an April 2009 study says.

Photograph courtesy Ralph Maestas via Science