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Record-breaking DNA comparisons drive fast forensics

Forensic investigators arrive at the scene of a crime to search for clues. There are no known suspects, and every second that passes means more time for the trail to run cold. A DNA sample is discovered, collected, and then ...

NYC park study compares crime reports, kids' park use

The more crime reported in the neighborhood, the fewer elementary-age kids play in New York City parks—especially girls. That's the finding of a recent study that compared park use with police reports made one week, one ...

High-speed network for first responders raises concerns

The police chief of Alaska's largest city hurried out of the department's glass building after the ground began to shake. Phone lines jammed and even police radios were spotty after a major earthquake, but his cellphone was ...

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