This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (FOX40.COM) — Possible new hope has ...

PERRYVILLE, Mo. -- When Perry County detective Brian McCain was sent four years ago to become a certified user of a Computer Voice Stress Analyzer -- a truth verification device -- he was skeptical.

Forbes contributors publish independent expert analyses and insights. Tim Bajarin covers the tech industry’s impact on PC and CE markets. One of the more exciting and promising technologies in the ...