Medical research

Could sound waves bring us smarter medical implants?

Pinned to a wall in Tommaso Melodia's office, next to a stack of wireless technology guidebooks, is a child's illustration: a smiling heart symbol alongside the word "Papa." His office is covered with drawings like these, ...

Neuroscience

The voice is key to making sense of the words in our brain

Scientists at the Basque research center BCBL conclude that the voice is fundamental for mentally presenting the meaning of words in the brain. This finding implies a greater knowledge about how sound waves bring additional ...

Ophthalmology

Low-cost retinal scanner could help prevent blindness worldwide

Biomedical engineers at Duke University have developed a low-cost, portable optical coherence tomography (OCT) scanner that promises to bring the vision-saving technology to underserved regions throughout the United States ...

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Longitudinal wave

Longitudinal waves are waves that have same direction of oscillations or vibrations along or parallel to their direction of travel, which means that the oscillations of the medium (particle) is in the same direction or opposite direction as the motion of the wave. Mechanical longitudinal waves have been also referred to as compressional waves or compression waves.

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