Dark Matters: Filmmaker Michael Madsen considers the functional and conceptual challenges of Onkalo, a permanent nuclear waste store in Finland — chiefly, how to prevent future civilizations from breaking in before the waste decays. International Film Circuit hide caption

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With just 600 residents and no cities, Sark, located about 80 miles off the coast of England in the English Channel, is the first dark-sky island. Phllip Capper/Flickr hide caption

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A man has his photo taken by a companion at the top of the the so-called "Rocky Steps" in front of the Philadelphia Museum of Art during a blowing snowstorm Dec. 26. Philadelphia has been pounded by multiple heavy snowstorms this winter and has learned the terrible truth: Sometimes, weather hype is not hype at all. Jacqueline Larma/AP hide caption

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Windmills, like these standing near the ocean at Kahuku Wind Farm on Oahu, are at the center of Hawaii's efforts to cut its reliance on oil. Ben Markus/Hawaii Public Radio hide caption

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Hawaii's 'Big Wind' Power Project Stirs Up Fans, Foes

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The Indiana Sawing Machine from the 1895 Montgomery Ward & Co. catalogue. Skyhorse Publishing hide caption

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Tools Never Die. Waddaya Mean, Never?

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Blood Spotting Made Easier

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Two Cold Winters Don't Make A Climate Trend

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President Obama's joke notwithstanding, a Commerce Department agency has the prime responsibility to protect salmon when they're in the ocean and when they swim upriver to spawn. Gary Stewart/AP hide caption

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Obama's Salmon Quip: The Truth Is Murky

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During the 1980s, wildlife managers said striped bass like this one were overfished. Now, it appears that a weather pattern known as the Atlantic Multidecadal Oscillation may have been a contributing factor to the declines. Jay Fleming/Jay Fleming Photography hide caption

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Atlantic Weather May Be Key Culprit In Fish Decline

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Farmer Tim Winn, who has a farm on the banks of the Willamette River, says government scientists have concluded that there is nothing dangerous about the "Roundup Ready" version of the sugar beet crop. Dan Charles for NPR hide caption

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A Tale Of Two Seed Farmers: Organic Vs. Engineered

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Ruins of the Villa of the Quintilii on the outskirts of Rome. Gregorio Borgia/AP hide caption

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Could Climate Change Have Led To The Fall Of Rome?

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A coal-fired power plant near Weisswasser, Germany. Sean Gallup/Getty Images hide caption

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Cyberthieves Target European Carbon Credit Market

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Changing Climate Means Changing Oceans

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Young Filmmakers Make Litter Scary

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