Twenty Thousand Hertz
The stories behind the world’s most iconic and fascinating sounds.
Episodes (239)
ASMR: Why certain sounds give you tingles
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Broadway to Cirque du Soleil: Sound design for the stage
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Hidden Melodies: Discovering the music in our speech
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Epileptic Symphonies: Turning seizures into music
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Hamilton: Crafting the sound of the Broadway smash hit
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False Alarm: How the Emergency Alert System went wrong
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Muzak: How background music took over the world
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Six O'Clock Soundtrack: The art of TV news music
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314-914-6093: When Michelle Obama tweets your phone number
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The Gift: Dr. Amar Bose’s audio legacy
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Facebook & Google Pixel: Designing the perfect alert sound
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Let It Beep: The rise and fall of the Mac startup chime
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Disney Parks: How Imagineers use sound to enchant visitors
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Spooky Sounds: The secrets of horror sound design
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Acoustical Umbilical Cord: Why crying makes us human
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Level Up: How video games tell an immersive story through sound
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Watergate: How a tape recorder brought down a president
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Sonic Seasoning: Can sound affect our taste buds?
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Fight or Flight: Why airplane sounds make us anxious
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Sound Firsts: Landmark recordings in history
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Noise Pollution: The hidden costs
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Silent Sea: Whalesong & Undersea Noise Pollution
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Evolution of Accents: From Shakespeare to Valley Girl
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The Wilhelm Scream: Hollywood’s most iconic sound effect
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The voices behind Dragon Ball Z & Firewatch
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Hearing Loss: What causes it and how to prevent it
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From Screams to Serenity: How sound shapes us
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Foley: Hollywood’s hidden sound heroes
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What do other planets sound like?
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Dolls That Talk (and some that listen)
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Car Sounds: Crafting every click, rev, and beep
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Audio Descriptions: Not just for the visually impaired
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Inside Movie Soundtracks: How every layer tells a story
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From Analog to Digital (and back again)
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Sounds We've Lost: Echoes of the Past
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The Windsor Hum: Canada’s Most Mysterious Sound
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How 8-Bit sounds became iconic
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The NBC Chimes: How three notes made history
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Becoming the voice of Siri… by accident?
Twenty Thousand Hertz