O:9:"MagpieRSS":21:{s:6:"parser";i:0;s:12:"current_item";a:0:{}s:5:"items";a:15:{i:0;a:6:{s:5:"about";s:79:"http://discovermagazine.com/2008/oct/29-the-element-that-could-change-the-world";s:5:"title";s:39:"The Element That Could Change the World";s:4:"link";s:79:"http://discovermagazine.com/2008/oct/29-the-element-that-could-change-the-world";s:11:"description";s:122:"Making green energy work may depend on three unlikely heroes: an Australian engineer, a battery, and the element vanadium.";s:2:"dc";a:3:{s:7:"creator";s:13:"Bob Johnstone";s:4:"date";s:20:"2008-09-29T17:30:40Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:122:"Making green energy work may depend on three unlikely heroes: an Australian engineer, a battery, and the element vanadium.";}i:1;a:6:{s:5:"about";s:66:"http://discovermagazine.com/2008/oct/28-king-of-green-architecture";s:5:"title";s:30:"The King of Green Architecture";s:4:"link";s:66:"http://discovermagazine.com/2008/oct/28-king-of-green-architecture";s:11:"description";s:320:"Architect William McDonough has spent his career on a single question: What if our buildings and the materials used to construct them could make the world a better place? Finding answers—including buildings that produce oxygen, power, and even food—has made him one of the world's foremost architects of the future. ";s:2:"dc";a:3:{s:7:"creator";s:42:"David Kushner; photography by Stephen Voss";s:4:"date";s:20:"2008-09-29T14:50:48Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:320:"Architect William McDonough has spent his career on a single question: What if our buildings and the materials used to construct them could make the world a better place? Finding answers—including buildings that produce oxygen, power, and even food—has made him one of the world's foremost architects of the future. ";}i:2;a:6:{s:5:"about";s:60:"http://discovermagazine.com/2008/oct/24-the-future-of-energy";s:5:"title";s:54:"From Booze to Garbage to Fusion: The Future of Energy ";s:4:"link";s:60:"http://discovermagazine.com/2008/oct/24-the-future-of-energy";s:11:"description";s:123:"How will we fuel the world in 50 years? By putting everything from wood chips to balloons to liquid plasma to work for us. ";s:2:"dc";a:2:{s:4:"date";s:20:"2008-09-29T11:00:19Z";s:4:"type";s:11:"Web Article";}s:7:"summary";s:123:"How will we fuel the world in 50 years? By putting everything from wood chips to balloons to liquid plasma to work for us. ";}i:3;a:6:{s:5:"about";s:98:"http://discovermagazine.com/2008/oct/24-high-flying-windmills-blow-away-their-ground-based-cousins";s:5:"title";s:58:"High-Flying Windmills Blow Away Their Ground-Based Cousins";s:4:"link";s:98:"http://discovermagazine.com/2008/oct/24-high-flying-windmills-blow-away-their-ground-based-cousins";s:11:"description";s:287:"We know windmills could become a major source of energy. But what's the best way to use them? Wind speed rises with altitude, and available power rises at the cube of wind speed. A few miles up, a turbine blade could generate up to 250 times the energy of the same blade near the ground.";s:2:"dc";a:3:{s:7:"creator";s:12:"Fred Hapgood";s:4:"date";s:20:"2008-09-25T09:47:08Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:287:"We know windmills could become a major source of energy. But what's the best way to use them? Wind speed rises with altitude, and available power rises at the cube of wind speed. A few miles up, a turbine blade could generate up to 250 times the energy of the same blade near the ground.";}i:4;a:6:{s:5:"about";s:92:"http://discovermagazine.com/2008/oct/23-turning-the-freight-trains-of-the-ocean-into-hybrids";s:5:"title";s:54:"Turning the "Freight Trains of the Ocean" Into Hybrids";s:4:"link";s:92:"http://discovermagazine.com/2008/oct/23-turning-the-freight-trains-of-the-ocean-into-hybrids";s:11:"description";s:299:"Container ships transport nearly everything you use every day, from iPods to mugs to diapers. The ships are also some of the world's biggest gas guzzlers. But now innovators are coming up with amazing ideas for how to keep these freight trains of the sea afloat—without the huge carbon footprint. ";s:2:"dc";a:3:{s:7:"creator";s:10:"Ben Hewitt";s:4:"date";s:20:"2008-09-23T09:30:25Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:299:"Container ships transport nearly everything you use every day, from iPods to mugs to diapers. The ships are also some of the world's biggest gas guzzlers. But now innovators are coming up with amazing ideas for how to keep these freight trains of the sea afloat—without the huge carbon footprint. ";}i:5;a:6:{s:5:"about";s:91:"http://discovermagazine.com/2008/oct/22-scientists-use-high-tech-dentures-to-spy-on-tongues";s:5:"title";s:51:"Scientists Use High-Tech Dentures to Spy on Tongues";s:4:"link";s:91:"http://discovermagazine.com/2008/oct/22-scientists-use-high-tech-dentures-to-spy-on-tongues";s:11:"description";s:172:"The tongue acts like a liquid and a solid—honey and rubber—at the same time, so accurately capturing the physics of its motions has always been difficult. Not any more.";s:2:"dc";a:3:{s:7:"creator";s:11:"Sarah Bates";s:4:"date";s:20:"2008-09-22T08:53:15Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:172:"The tongue acts like a liquid and a solid—honey and rubber—at the same time, so accurately capturing the physics of its motions has always been difficult. Not any more.";}i:6;a:6:{s:5:"about";s:69:"http://discovermagazine.com/2008/oct/20-jiffy-lube-of-genome-decoding";s:5:"title";s:33:"The Jiffy Lube of Genome Decoding";s:4:"link";s:69:"http://discovermagazine.com/2008/oct/20-jiffy-lube-of-genome-decoding";s:11:"description";s:253:"Want your complete DNA map decoded while you wait? It may be possible sooner than you know. A company in California is promising to have read-N-go genome decoding by 2013, all for a cost in the hundreds—rather than hundreds of thousands—of dollars. ";s:2:"dc";a:3:{s:7:"creator";s:17:"Boonsri Dickinson";s:4:"date";s:20:"2008-09-20T15:53:44Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:253:"Want your complete DNA map decoded while you wait? It may be possible sooner than you know. A company in California is promising to have read-N-go genome decoding by 2013, all for a cost in the hundreds—rather than hundreds of thousands—of dollars. ";}i:7;a:6:{s:5:"about";s:84:"http://discovermagazine.com/2008/oct/19-powering-planet-with-sun-harnessing-balloons";s:5:"title";s:48:"Powering the Planet With Sun-Harnessing Balloons";s:4:"link";s:84:"http://discovermagazine.com/2008/oct/19-powering-planet-with-sun-harnessing-balloons";s:11:"description";s:184:"One innovator says the best way to get cheap, practical green energy is to use sunbeam-absorbing balloons. The greatest threat to his vision of a clean-energy world? Kids with BB guns.";s:2:"dc";a:3:{s:7:"creator";s:12:"Fred Hapgood";s:4:"date";s:20:"2008-09-19T11:38:07Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:184:"One innovator says the best way to get cheap, practical green energy is to use sunbeam-absorbing balloons. The greatest threat to his vision of a clean-energy world? Kids with BB guns.";}i:8;a:6:{s:5:"about";s:81:"http://discovermagazine.com/2008/the-body/18-the-whip-like-physics-of-fly-fishing";s:5:"title";s:36:"The Whip-Like Physics of Fly Fishing";s:4:"link";s:81:"http://discovermagazine.com/2008/the-body/18-the-whip-like-physics-of-fly-fishing";s:11:"description";s:149:"Momentum, acceleration, and sonic booms are just a few of the principles of physics that govern one of the world's most complex sports: fly-fishing. ";s:2:"dc";a:3:{s:7:"creator";s:11:"Curtis Rist";s:4:"date";s:20:"2008-09-18T09:23:42Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:149:"Momentum, acceleration, and sonic booms are just a few of the principles of physics that govern one of the world's most complex sports: fly-fishing. ";}i:9;a:6:{s:5:"about";s:90:"http://discovermagazine.com/2008/oct/08-10-everyday-technologies-that-can-change-the-world";s:5:"title";s:50:"10 Everyday Technologies That Can Change the World";s:4:"link";s:90:"http://discovermagazine.com/2008/oct/08-10-everyday-technologies-that-can-change-the-world";s:11:"description";s:97:"Who knew that providing energy and water for all could be a matter of foot cranks and dirt power?";s:2:"dc";a:3:{s:7:"creator";s:44:"Karen Rowan; extra reporting by Andrew Grant";s:4:"date";s:20:"2008-09-08T16:31:44Z";s:4:"type";s:13:"Print Article";}s:7:"summary";s:97:"Who knew that providing energy and water for all could be a matter of foot cranks and dirt power?";}i:10;a:6:{s:5:"about";s:75:"http://discovermagazine.com/2008/sep/07-want-to-know-which-electronics-suck";s:5:"title";s:55:"Want to Know Which Electronics Suck? 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Their system uses a mix of encryption, voter receipts, online vote tallies, and, yes, invisible ink. Here's a step-by-step guide to how it works.";s:2:"dc";a:3:{s:7:"creator";s:14:"Melissa Lafsky";s:4:"date";s:20:"2008-09-04T14:52:48Z";s:4:"type";s:11:"Web Article";}s:7:"summary";s:379:"If cryptographer David Chaum and his team have their way, the system you'll be using to vote in the 2012 presidential election will guarantee that your vote is actually counted as cast and ensure that no one tampers with the results. Their system uses a mix of encryption, voter receipts, online vote tallies, and, yes, invisible ink. 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