Add Yahoo as a preferred source to see more of our stories on Google. A recent polygraph test taken in Orange County, Calif., has brought the validity of polygraphs — also called “lie detector tests” ...

Research is identifying alternative methods to the polygraph, but some doubt whether true lie detection is possible.

(NEXSTAR) — A recent polygraph test taken in Orange County, more specifically, on Bravo’s “The Real Housewives of Orange County,” has brought the validity of polygraphs — also called “lie detector ...