Michael B. Collins

Mar. 25, 2011

Hunting For Traces Of America's First Inhabitants

Reporting in Science, researchers write of finding blades that pre-date Clovis technology.

anthropology, archaeology, human origins, life, tools, ancestors

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Michael Pollan Talks Plants and Food

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Myths and Tips on Keeping Your Cool This Summer

Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.

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