Identify the symptoms and causes of tinnitus, a ringing in the ears. Find information on diagnosis, treatment options, and ...

This created a special challenge because their inner ears continued to be fluid filled. When sound passes from one media to another (as, in this example, from air to water) some energy is reflected by ...

Crucially, we designed ultrasonic beams that can bend on their own. Normally, sound waves travel in straight lines unless something blocks or reflects them. However, by using acoustic metasurfaces – ...

We can hear sounds because our ears turn sound vibrations from the air, into signals that are sent to our brain. We can’t hear all levels of sounds. Sound waves with very high frequencies are ...

When an object vibrates it produces a longitudinal wave which travels through air to your ear. For a sound to be heard you need three things: A vibrating object A material for the sound wave to ...

No Spam. Unsubscribe any time. Crucially, we designed ultrasonic beams that can bend on their own. Normally, sound waves travel in straight lines unless something blocks or reflects them. However, by ...

Over-ears tend to offer a bigger, beefier sound, but in-ears grant you a more discrete look, less weight in your ears and greater portability as you travel. Plus, if you're a workout warrior or a ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Jiaxin Zhong, Penn State and Yun Jing, Penn State (THE CONVERSATION) What if you ...