Mark Twain And Science: It's Complicated

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Celebrating Carl Sagan And 'Cosmos'

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Are 'Stuxnet' Worm Attacks Cyberwarfare?

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New Species Of Extinct Giant Penguin Discovered

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Smelly Invaders Want To Crawl Into Your Home

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Newly Discovered Exoplanet Ripe For Life

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What Are The Challenges Of 'Trailblazing Mars'?

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How Do You Catch An Atom And Pin It Down?

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Collaboration Beats Smarts In Group Problem Solving

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A National Science Foundation artist's drawing shows the inner four planets orbiting Gliese 581, a red dwarf star just 20 light-years from Earth. The newly discovered planet, in the foreground, has a 37-day orbit and, like Earth, is distant enough from the star for liquid water to exist. Lynette Cook hide caption

toggle caption Lynette Cook

'Goldilocks' Planet's Temperature Just Right For Life

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