People view the Northern Lights over Bamburgh Castle Beach Thursday in Northumberland, England. A powerful solar flare caused the aurora borealis to be visible farther south than usual. Josh Maidwell/Barcroft Media/Landov hide caption

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In this undated photo provided by the U.S. Department of Energy, a shipment of nuclear waste arrives at the Waste Isolation Pilot Plant, near Carlsbad, N.M. U.S. Department of Energy, Carlsbad Field Office/AP hide caption

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13 Workers Exposed To Radiation At N.M. Nuclear Waste Dump
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Empty shelves where eggs should be at a Whole Foods Market in Washington, D.C. The store blames increased demand for organic eggs. Dan Charles/NPR hide caption

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Chickens That Lay Organic Eggs Eat Imported Food, And It's Pricey
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Astrophysicist Neil deGrasse Tyson hosts a new TV series called Cosmos: A Space-Time Odyssey. It's an update of the influential 1980 PBS series Cosmos: A Personal Journey, hosted by Carl Sagan. Patrick Eccelsine/Fox hide caption

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Neil DeGrasse Tyson Explains Why The Cosmos Shouldn't Make You Feel Small
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From Aztecs To Oscars: Popcorn's Beautiful, Explosive Journey
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Feeling The Fiscal Squeeze, EPA Seeks To Slim Down
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Portable Potables: How To Fight Drought By Reusing Water
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Why We Miss Creative Ideas That Are Right Under Our Noses
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