Hi-tech tool tracks city graffiti
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Cities in the US are using a global positioning software system in their efforts to control graffiti.
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Blog: Google street-level view on maps can help San Franciscans avoid parking tickets by remotely monitoring street signs
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The City of Chicago is developing a futuristic video surveillance system designed to scan city streets looking for everything from bombs to traffic jams.
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Printed symbols called SpotCodes can help cellphones with cameras find their way around cyberspace.
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New widgets help personalize maps with dynamic content from diverse sources.
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Researchers create digital paper that emits recorded sound in response to a user's touch.
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An intelligent system that can recognise the content in photos and videos is being developed by researchers.
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We just published my high-level look at the nascent technology of geotagging, the incorporation of GPS-based location data into digital photos.
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Emerging technology uses a printer's fingerprint to trace and verify documents.
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A demonstration project by the Centers for Disease Control and Prevention is taking rapid H.I.V. testing to city streets.
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Sharp designs and colors fight the impression made by older devices.
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Crime-fighting "tinkerers" are figuring out how to get all the inside dope about you from your supposedly trusted gadget
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The ArtBots show in New York this past weekend proved that robots can wax artistic, too -- or at least carry out the instructions of their artistic creators. Cyrus Farivar reports from New York.
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Geotagging could spur a new generation of services.
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Machines built to find weapons hidden in clothes or to sniff out bomb residue may be coming to an airport or train station near you, if transportation officials ever deploy technologies now being tested. By Ryan Singel.
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A new technique measures visual clutter, creating a tool for desginers of all types.
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Aim is to help gumshoes spot links between footprints left at crime scenes and footwear worn by suspects.