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 | S45-E1
<p>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 ... Show More
42m 38s
Apr 2025
The Russian Sleeper Agent Next Door
On the night of his 20th birthday, Tim Foley's world was turned upside down when the FBI stormed his home and arrested his parents. At first, it seemed like a terrible mistake. But soon, he learned the truth—his parents were not an ordinary suburban couple. They were Russian spie ... Show More
37m 17s
May 2025
America’s Secret UFO Files
In the early 1950s, the US Air Force launched a top-secret program to investigate reports of UFO sightings and determine whether they posed a national security threat. Dubbed Project Blue Book, the program examined nearly 12,000 accounts of UFO activity before it was shut down an ... Show More
43m 44s
Jul 2025
Operation Fast & Furious: When Feds Armed Cartels
A secretive U.S. government operation to track gun traffickers goes horribly wrong when the weapons end up in the hands of criminals—and are used to kill a Border Patrol agent. As the Bureau of Alcohol, Tobacco, Firearms, and Explosives scrambles to cover its tracks, one agent de ... Show More
34m 42s