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Participatory Urban Sensing

Through the use of sensors built into your mobile phone (cameras, motion sensors and GPS) and Web services that can aggregate and interpret the assembled information, a new collective capacity is emerging: one in which people like you participate in sensing and analyzing aspects of life that were previously invisible...

May 12, 2011

Program Hides Data in Executable Files

Hiding data in MP3s, for example, makes the file size noticeably larger. Now computer scientists have developed a system for hiding data in already large applications. Christopher Intagliata reports...

May 12, 2011

Too Hard for Science? Simulating the Human Brain

Supercomputers may soon approach the brain's power, but much is unknown about how it works In "Too Hard for Science?" I interview scientists about ideas they would love to explore that they don't think could be investigated...

May 9, 2011 — Charles Q. Choi
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