Mike Pellant

Sep. 28, 2012

Fires and Invasive Grass Threaten American West

Cheatgrass, an invasive weed, chokes out native sagebrush -- and sets the stage for massive blazes.

cheatgrass, wildfire, wild fire, forest fire, prairie fire, invasive species, ecosystem, weed

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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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