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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Picture of the Week: The Sun

Photographer Alan Friedman documents the sun’s many faces using telescopes, filters, cameras, and computer software.

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