Physiological screeners at airports!
Oh my goodness, ever felt stressed at airports, well it's getting worse! On Thursday, the Homeland Security Department (U.S.) showed off an early version of physiological screeners that could spot terrorists.
A scene from the airport of the future: A man's pulse races as he walks through a checkpoint. His quickened heart rate and heavier breathing set off an alarm. A machine senses his skin temperature jumping. Screeners move in to question him.
Signs of a terrorist? Or simply a passenger nervous about a cross-country flight?
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