A Chinese farmer sweeps up dried cobs and stripped corn on a roadside outside Beijing. A new study finds that global production of corn and wheat would have been 5 percent higher if not for global warming. Alexander F. Yuan/AP hide caption

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World's Farmers Feel The Effects Of A Hotter Planet

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One of the two known photos of Robert Johnson. This portrait was taken by the Hooks Bros. Photography Company in Memphis, Tenn., circa 1935. Courtesy of the Delta Haze Corporation hide caption

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Robert Johnson At 100, Still Dispelling Myths

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In Pittsburgh, Margaret Pease spreads the message that Judgment Day is fast approaching. Jennifer Jordan/WYEP-FM hide caption

toggle caption Jennifer Jordan/WYEP-FM

Is The End Nigh? We'll Know Soon Enough

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