scan technologies

Is Foolproof Lie Detection in the Cards?

Researchers seeking more reliable lie detection methods are experimenting with brain scan technologies.

Researchers seeking more reliable lie detection methods are experimenting with brain scan technologies such as functional magnetic resonance imaging (fMRI). First they must create a scenario in which study subjects will lie predictably. Then they observe blood flow within subjects' brains as they alternately fib and tell the truth. The result: Scientists are starting to identify the specific areas in the brain where lies are formed.


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