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Twenty Thousand Hertz

The stories behind the world's most recognizable and interesting sounds.
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Twenty Thousand Hertz
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Now displaying: June, 2017
Jun 27, 2017

When you describe yourself to others you might mention your height, hairstyle, or maybe your build. But one of the most telling things about you is something you can’t even see, yet it defines you more than you realize. Your accent tells others where you’re from, who you identify with, and maybe even where you’re going. How did accents evolve and why are American accents so different from British accents? Featuring Hollywood Dialect Coach Erik Singer and Linguistics Professor Dr. Walt Wolfram.

For more information, links, and credits visit 20k.org.

Jun 13, 2017

You might not realize it, but audio can be just as crucial to solving a case than video or eyewitness testimony. But understanding how to interpret audio evidence, or having the ability to enhance it to a point of intelligibility, requires highly-specialized training and expensive software. Meet Kent Gibson, one of the country's leading forensic audio experts, who's done audio analysis for the FBI, the Secret Service, and the Department of Homeland Security, among many others, and get his take on audio evidence from the missing Malaysian Airlines flight, the Trayvon Martin case, and Mel Gibson's infamous domestic dispute.

For more information, links, and credits visit 20k.org.

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