Topic: ears

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Shattering glass with the World’s Largest Horn

How do horns amplify sound? Why are they flared at the ends? And how do airhorns work? Mark Rober wanted to find out so he spent eight months building a massive air horn... perhaps the world's largest horn. In this...

How does sound travel to our brains?

How does a sound, like music played on a trumpet, travel from the source through our ears and to our brains? This animated video from the National Institute on Deafness and Other Communication Disorders describes the ...

The Science of Hearing

The ability to recognize sounds and identify their location is possible thanks to the auditory system. That’s comprised of two main parts: the ear, and the brain. The ear’s task is to convert sound energy into neural ...

Why Dogs Have Floppy Ears, an animated tale

Why do some breeds of dogs have floppy ears? Charles Darwin asked this question in his 1868 book The Variation of Animals and Plants Under Domestication. And it's not just the ears of dogs. The ears, snout lengths, fu...

Bouncing Baby Fox Pounces and Plays at the San Diego Zoo

The smallest foxes in the world have large, bat-like ears that help give them extraordinary hearing and keep them cool by radiating body heat. Native to North Africa's Sahara Desert, they have furry paws that protect ...


 
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