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New research will unravel Arizona's prehistoric puzzle of the Hohokam ceramic industry
Can a manufacturing industry purr along without a class system of managers and workers? That's part of a longtime mystery that may soon be solved: How did a prehistoric, egalitarian people called the Hohokam produce large ...
Other Sciences / Archaeology & Fossils
Jul 20, 2010 |
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Study: Range of pharmaceuticals in fish across US
(AP) -- Fish caught near wastewater treatment plants serving five major U.S. cities had residues of pharmaceuticals in them, including medicines used to treat high cholesterol, allergies, high blood pressure, bipolar disorder ...
Mar 25, 2009 |
4.2 / 5 (6) |
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