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  • Bloody Moon and Planet Align: Photos from Readers

    Bloody Moon and Planet Align: Photos from Readers

    A total lunar eclipse on April 15, 2014, was captured by Scientific American readers around the globe

    April 15, 2014

  • Mystery of Lithium Ion Batteries Solved

    Mystery of Lithium Ion Batteries Solved

    Researchers discover how charge transfer works

    April 8, 2014

  • Sand Pile Model of the Mind Grows in Popularity

    Sand Pile Model of the Mind Grows in Popularity

    Support is growing for a decades-old physics idea suggesting that localized episodes of disordered brain activity help keep the overall system in healthy balance

    April 7, 2014

  • How Do You Hide a Boeing 777?

    How Do You Hide a Boeing 777?

    Three weeks into the search for Flight 370, clues to its whereabouts remain scarce while fanciful theories explaining the disappearance abound

    March 24, 2014

  • Dark Matter May Be Destroying Itself in Milky Way’s Core

    Dark Matter May Be Destroying Itself in Milky Way’s Core

    Excess gamma-ray light at the galactic center may indicate invisible dark matter particles
     

    April 8, 2014

  • 400 PPM: What's Next for a Warming Planet

    Concentrations of greenhouse gases in the atmosphere have reached this level for the first time in millions of years. What does this portend?

    May 9, 2013

  • Dinosaur Tracks Reconstructed in 3-D from Old Photographs

    Dinosaur Tracks Reconstructed in 3-D from Old Photographs

    The original set of tracks has since been divided up and partially lost

    April 3, 2014

  • Many More Americans Issue End-of-Life Instructions

    The number of Americans aged 60 or more who issued advance directives governing their end of life care went from 47 percent in 2000 to 72 percent in 2010. Dina Fine Maron reports

     

    April 4, 2014

  • Heartbleed Shows Government Must Lead on Internet Security

    Heartbleed Shows Government Must Lead on Internet Security

    When the White House said it knew nothing of the Internet's worst security flaw, many felt more relief than anger—and that’s a terrible sign

    April 16, 2014

  • Do People Really Swallow 8 Spiders a Year While They Sleep?

    Do People Really Swallow 8 Spiders a Year While They Sleep?

    Should we worry about arachnids crawling into our mouths while we’re in dreamland?

    April 15, 2014

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