Health

Sound Off! The Navy, haring protection and mobile devices

Noise is an unavoidable fact of life on U.S. Navy vessels and during naval operations. Jets roar as they take off and land. Engine room machinery churns in an ear-splitting cacophony of sound. Weapons fire deafening rounds.

Health

Developing affordable hearing aids for third-world children

Norwegian researchers are developing a simple and cheap hearing aid that can be adapted to compensate for a child's hearing loss without the need for specialists. The aim is to help more people in the third world.

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