On this week's "TechKnow," contributor Lindsay Moran explores a new surveillance system that uses cameras mounted on airplanes to help law enforcement patrol neighborhoods. But "TechKnow" has been covering police tech—and the privacy concerns they often create—since our first episode.
Here's a look back at some of the most popular stories:
Read Lindsay's blog on how new technology enhances police instinct and check out "TechKnow" producer Laura LeBlanc's examination of the balance between privacy and security.
Learn how the M-Vac system extracts touch DNA in a "TechKnow Need to Know," read Mark Teague's Producer's Blog, and learn more about a cold case that was solved using touch DNA.
The ability to help track natural disasters is one reason many local and federal law enforcement agencies want to add drones to their arsenals. Read more about remotely-piloted aircrafts that helped battle California’s third largest fire.
Read Lindsay's blog on how new technology enhances police instinct and check out "TechKnow" producer Laura LeBlanc's examination of the balance between privacy and security.
Learn about designer drugs in a "TechKnow Need to Know," and read more about the problems they pose for law enforcement and consumers' personal health.
Read more about about how brick-and-mortar businesses use mobile data to keep pace with online competitiors and how data collection could actually benefit consumers.
Read more: 3 inventions that can catch you committing a crime
To learn more about police and surveillance technology, watch "TechKnow," Saturdays 7ET/4PT.
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