Humans are shockingly bad at telling whether or not someone is lying. That’s why, a century ago, psychologists and criminologists developed machines to detect lies for us, by measuring blood pressure, pulse, and breathing rate. Their lie detectors promised to revolutionize the criminal justice system. But is it really possible for science to separate truth f ... Show More
Apr 2021
Breaking The Sound Barrier | A Bullet With Wings | S38-E1
In the 1940s, as planes got faster, it seemed like they were hitting a wall -- literally. Many pilots tried to travel faster than the speed of sound, often with fatal results. Could American test pilot Chuck Yeager succeed where they had failed? Or would his daredevil attitude ge ... Show More
42m 38s
May 2020
Detection of Deception
When James Frye, a young black man, is charged with murder under unusual circumstances in 1922, he trusts his fate to a strange new machine: the lie detector. Why did the lie detector’s inventor, William Moulton Marston, a psychology professor and lawyer, think a machine could te ... Show More
46m 21s