Martin Schaefer

Dec. 04, 2009

Birdfeeders and Evolution

What does it take to change a species? New research details how people putting out birdfeeders may have influenced the evolution of a species of songbirds.

birds, evolution

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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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