Engineers at Northwestern University have created a wireless polygraph to detect stress.

A novel wireless chest patch enables continuous monitoring of stress signals, enhancing psychophysiological assessment in ...

Instead of falsehoods, this polygraph is designed to sense underlying stress that’s hidden deep within the body, researchers ...

Eighty years ago this week, inventor Leonarde Keeler proudly proclaimed his expert testimony before a Wisconsin jury to be “a signal victory for those who believe in scientific crime detection.” One ...

Summary: Engineers and physicians developed a miniature, wireless polygraph system that is worn as a soft, lightweight ...

Most people think polygraphs — also called lie-detector tests — can determine whether you're lying. But the technology has its critics. "The public needs to know that polygraph testing has no ...

Researchers from Northwestern University and Sungkyunkwan University have created a lightweight, wearable polygraph that ...

From schlocky daytime TV (Did you cheat on your girlfriend?) to police interrogations (Did you shoot him?), the old-fashioned polygraph is still considered a reliable way to get to the truth by many ...