U.S. cities wage high-tech battle against graffiti
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Global positioning systems (GPS), digital photography and computer databases are joining the humble paint can as U.S. cities battle to obliterate graffiti and catch its shadowy perpetrators.
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NEW YORK The streets of this city and the roadways leading into it were vehicular combat zones. Big trucks ruled the highways. But their size turned against them in tight urban quarters, where motorized guerrilla warfare raged and speed and agility were needed to do battle with yellow cabs.
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By John Wiedenhoeft, The Wisconsin State Journal  Feb. 16--It's fitting one of the first hits of a new video era is being filmed in a city that is banking its economic future on technology.
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Cities are fighting for young professionals, a demographic group seen as key to an economic future.
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Even as the world's urban population explodes, many cities face potential extinction.
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Lavorazioni hi-tech, laccature, grafismi e colori assoluti
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Several cities outside the U.S. have sustained attacks on utility systems and extortion demands.
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PARISâWhile one of the world&#39;s great metropolitan centers, Paris may be known more for its bright lights than for technology introductions.
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Printing several versions of a newspaper in the same city, each with ads aimed at a specific neighborhood, promises to yield increased sales of Kodakâs high-speed production printers.
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The fight is on over a plan to build vast corridors for cars, trucks, trains -- and almost everything else
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Graffiti is more than just a visual annoyance that is sprayed over and forgotten -- it's a gateway crime, often leading to gang and other criminal activity. That's why the City of Fresno went into action.
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Sharp designs and colors fight the impression made by older devices.
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The building at 11 Spring Street, one of the most famous canvases in the world for urban artists, will soon be no more. But 45 graffiti artists are staging one last, thoroughly legal, art-making hurrah.
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No Place to Hide tells how a nationwide obsession with preventing a terrorist attack has drawn lobbyists, cutting-edge technologists and government officials into a new industry. By Ryan Singel.
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U.S. officials want to see if the same technology that speeds cars through highway tolls and identifies lost pets can unclog border crossings without compromising security.
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Many U.S. cities are finding their Wi-Fi projects costing more and drawing less interest than expected, leading to worries  of failure, resulting in millions of wasted tax dollars or grants when there had been roads to build and crime to fight
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Grassroots creative communities are creating new forms of digital expression that are influencing both the art world and commercial culture.