Headphones
Headphones: these marvels of miniaturisation are worn by 30 million people in the UK. Hannah Fry visits Bose to find out how the teeny earbud tech works and meets the human testers with 鈥榞olden ears鈥�.
Headphones: these marvels of miniaturisation are worn by over 30 million people in the UK. Hannah Fry visits legendary headphone honchos Bose to find out how today鈥檚 teeny earbud tech works and meets the human testers with 鈥榞olden ears鈥�.
She discovers how helicopters in the Korean War helped put the 鈥榮hhh鈥� into noise-cancelling, why it took a muted Mormon church service to get headphones onto people's heads, and how an opera singer鈥檚 electric shock therapy led to the invention of the speaker.
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Clips
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Galileo Galileo! The Science of Stereo Sound
Duration: 01:38
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Super sneaky speakers
Duration: 03:17
Credits
Role | Contributor |
---|---|
Executive Producer | Paul Overton |
Production Manager | Sam Breslin |
Series Producer | Eileen Inkson |
Take a look at how everyday objects are made, with The Open University鈥檚 free poster!
Discover considerations around these objects such as sustainability, safety and ethics!