530: DEEP DIVE: The Fear Frequency: Havana Syndrome & Sonic Attacks

Explore the strange world of sound waves below human hearing range. These inaudible frequencies can induce anxiety, nausea, and other bizarre symptoms in people. We uncover natural and artificial infrasonic sound sources, from wind turbines to acoustic weapons, and their unsettling effects. The story traces one scientist's quest to explain paranormal events, which leads to a discovery about sound and Havana Syndrome.