In late 2016, American diplomats in Havana, Cuba started hearing a mysterious buzzing sound, followed by debilitating symptoms. On this week’s On the Media, why the government now disputes theories that it was a secret Russian weapon. Plus, what the electric hum of your refrigerator and the uncanny hearing ability of pigeons reveal about the world we live in.

1. Adam Entous, staff writer at The New York Times, Jon Lee Anderson, staff writer at The New Yorker, and Robert Bartholomew, sociologist and author of Havana Syndrome: Mass Psychogenic Illness and the Real Story Behind the Embassy Mystery and Hysteria, on the investigation into the mysterious affliction that spread across the globe. Listen.

2. Jennifer Munson, OTM Technical Director, and Nasir Memon, New York University professor of computer science and engineering, on the obscure technology called electrical network frequency analysis, or ENF, and the world of audio forensics. Listen.

3. Robert Krulwich [@rkrulwich], co-creator and former co-host of Radiolab, and John Hagstrum, a geophysicist emeritus at the U.S. Geological Survey, on the mysterious avian disappearance that rocked world headlines. Listen. 

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