the best science on the web about
hearing

Hearing
Image: iStockphoto.com/walik

Hearing

The notes of your favorite song or the piercing wails of a siren all travel in sound waves toward your outer ear. It funnels them into the ear canal and middle ear, where a chain reaction of vibrations travels to your auditory nerve and brain.

Explore how the three smallest bones in your body help you hear, and discover the other important role your ears play — keeping your balance.

Study Jams
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Amazing Animal Senses

Amazing Animal Senses

Did you know butterflies taste with their feet and earthworms with their entire body? Or that chameleons and seahorses have eyes that can move in different directions? Uncover more sensational senses. More...

Article
Neuroscience for Kids
Experiments to Try

Experiments to Try

Take a walk on the smelly side. Explore the limits of touch. And put your senses to the test with this collection of fun experiments. More...

Interactive
KidsHealth
What Are Your Senses?

What Are Your Senses?

Your senses are always at work, detecting clues about the world around you. Examine how your senses help define you. Then investigate synaesthesia and phantom limbs. More...

Article
Science Museum, London
Cybersenses

Cybersenses

Glasses and hearing aids help millions of people, but they can't help the hundreds of thousands who are blind or profoundly deaf. Check out the high-tech tools now changing their lives. More...

Video
Scientific American Frontiers/PBS
Whales Can Adjust Their Hearing

Whales Can Adjust Their Hearing

Many whales and dolphins hunt and navigate by listening for echoes. That alone takes super-sensitive hearing. Meet a false killer whale able to fine-tune her most crucial sense. More...

Article
BBC
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Bad Vibes: Nails on a Chalkboard

Bad Vibes: Nails on a Chalkboard

Most people don't need to hear the sound of fingernails scraping a blackboard to cringe. What makes this sound so horrible to our ears? Check out the research. More...

Article
Bad Vibes
Dangerous Decibels

Dangerous Decibels

How loud is too loud? Take a closer look at how sound is made and measured — and what different numbers can mean for your ears. More...

Interactive
Oregon Health & Science University
Life Can Be Loud

Life Can Be Loud

It's not just sounds louder than 85 decibels that can cause hearing loss. Find out how to prevent the top sensory disability in the world. Then test your hearing loss IQ. More...

Article
3M
Science Bytes: Decoding Our Senses

Science Bytes: Decoding Our Senses

We live in a world where our eyes and ears are bombarded with colors, shapes, textures, and noises of all types. See how our brains translate these sights and sounds into meaningful images and words. More...

Video
PBS
Why Do Things Sound Scary?

Why Do Things Sound Scary?

You're alive because you come from a very long line of people who are good at being scared. Take a look at what sounds cause "Instant fear" and why. More...

Video
It's Okay to Be Smart/PBS
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Dangerous Decibels: Hearing Loss and Tinnitus

Dangerous Decibels: Hearing Loss and Tinnitus

Walk away. Turn it down. Protect your ears. Get details about the three best things you can do to protect your hearing. Then meet Jolene, a system for measuring the sound levels of personal stereo systems. More...

Article
Oregon Health & Science University
Dangerous Noise?

Dangerous Noise?

Ever wondered if a noise around you is loud enough to damage your hearing? Turns out, there's an app to answer that. More...

Interactive
MPR
Ears: Have You Heard About Them?

Ears: Have You Heard About Them?

There's a lot more to an ear than what you see on the side of your head. Explore all three parts of your ear, then discover how to protect your them from the elements. More...

Article
TeensHealth
How Old Are Your Ears? (Hearing Test)

How Old Are Your Ears? (Hearing Test)

Unlike your skin, the ear isn't able to create new cells. When hair cells are destroyed, we lose part of our hearing — meaning, the younger you are, the higher the frequencies you can hear. More...

Video
AsapSCIENCE
Nervous System: Hearing

Nervous System: Hearing

Find out how your cochlear nerves transmit nerve impulses to your brain, which them interprets the sounds from the world surrounding you. More...

Article
BBC
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Scientist Profile: Inventor

Scientist Profile: Inventor

Before he finished high school, Ryan Patterson invented a sign language translator glove. It senses ASL hand movements and sends the data to a device that displays the words on-screen. More...

Profile
DragonflyTV/PBS
Slide Show: How You Hear

Slide Show: How You Hear

Take a tour of the auditory wonder that is your hearing, from the outer ear to auditory cortices in your brain. More...

Images
Mayo Clinic

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