TRUTH BE TOLD: Forget polygraphs, new research scans brain for evidence of lying
PHILADELPHIA -- In the quest to build a better lie detector, researchers are looking into the brain. One has built a headband outfitted with lights and detectors able to "see" blood-flow changes. AnotherThursday, June 5th 2003, 12:00 am
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News On 6
PHILADELPHIA -- In the quest to build a better lie detector, researchers are looking into the brain. One has built a headband outfitted with lights and detectors able to "see" blood-flow changes. Another uses magnetic resonance imaging to snap split-second pictures.
The focus is on the forebrain, and though the research is preliminary, ethicists worry about the implications of an eventual portable truth sensor.
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