Tim Appenzeller

Oct. 05, 2007

Biofuels Update

Join Ira Flatow in this hour of Science Friday for a discussion of alternative energy and biofuels.

biofuel, ethanol, corn, energy, oil

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Michael Pollan Talks Plants and Food

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Summer's Here!

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Mystery Box

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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