Filter Have You Heard?

Audience

How is Sound Measured?

Many factors influence how loud a sound seems. One easily measured factor is sound intensity, or volume, which is measured in decibels. A-weighted decibels, or “dBA,” are often used to describe sound level recommendations for healthy listening.

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Noisy Planet Offers a Teacher Toolkit!

Our Teacher Toolkit helps educators and school nurses teach children about the causes and prevention of noise-induced hearing loss.

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High-Tech Images Help Scientists "See" Hearing Process

To better understand how we hear, scientists used X-ray crystallography and supercomputers to study tiny structures in our ears.

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Breaking Biofilms to Wage War Against Ear Infections

A researcher is using an animal model to discover how a common bacterium causes ear infections that come back again and again.

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Line Up! To Reverse Hearing Loss, New Hair Cells Need to Stand in Formation

Scientists have been studying how to regrow damaged hair cells to restore hearing. Replacing hair cells might not be enough—to function properly, new hair cells also need to be organized in a specific way.

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Research Helps Farmers Adopt Healthy Hearing Habits

Working on a farm can be hazardous to your hearing health. One study found that farm workers who received an assortment of earplugs and earmuffs in the mail increased their use of hearing protection.

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