David Roberts
Senior Staff Writer, covers energy and climate
Grist.org
Seattle, Washington

Jun. 28, 2013

Obama: U.S. Should Lead Assault on Climate Change

Without cooperation from Congress, President Obama has proposed his own plan for climate change.

Obama, climate change, president obama, grist, david roberts

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Michael Pollan Talks Plants and Food

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Comet's Tail Shines Light on Sun

\tIn 2011, comet Lovejoy traveled through the sun’s corona and lived to tell the tale. But its tail was the most telling. Reporting in the journal Science, Cooper Downs, an astrophysicist at Predictive Science Inc. in San Diego, Calif., says that the wiggly path of the comet’s tail helps explain the sun’s magnetic field. \t 

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