| http://www.w3.org/ns/prov#value | - The idea was fanciful then, but it is becoming more of a reality.BRAIN-SCANNING techniques that test whether people are telling the truth could soon be sufficiently reliable to be used to interrogate criminals.Neuroscientists developing functional magnetic resonance imaging (fMRI) as a tool for detecting lies believe the technology is nearly ready for use beyond the laboratory.A team at the Univers
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