News tagged with sound waves

Related topics: sound

Natural sound experience for hearing-impaired people

Siemens has presented a new hearing aid for people whose hearing is severely impaired. The hearing aid is so thin that it can even fit behind the ear of a hearing-impaired baby. One of the reasons why the ...

Feb 17, 2014
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Researchers develop new hearing test technology

Much of what is known about sensory touch and hearing cells is based on indirect observation. Scientists know that these exceptionally tiny cells are sensitive to changes in force and pressure. But to truly understand how ...

Dec 04, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast

Hands-on therapy may spell relief for low back pain

(HealthDay)—Having an osteopath move your back muscles using techniques that include stretching, light pressure and resistance (called OMT) may trump ultrasound therapy for the relief of lower back pain, ...

Mar 18, 2013
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Ultrasound diagnoses appendicitis without X-rays

Children suspected of having appendicitis are more likely to receive CT scans, which involve radiation, if they are evaluated at a general hospital, a new study by Washington University School of Medicine in St. Louis has ...

Dec 27, 2012
popularity 5 / 5 (2) | comments 1 | with audio podcast

New findings on the workings of the inner ear

The sensory cells of the inner ear have tiny hairs called stereocilia that play a critical part in hearing. It has long been known that these stereocilia move sideways back and forth in a wave-like motion when stimulated ...

Oct 02, 2012
popularity not rated yet | comments 0 | with audio podcast

Getting (drugs) under your skin

Using ultrasound waves, MIT engineers have found a way to enhance the permeability of skin to drugs, making transdermal drug delivery more efficient. This technology could pave the way for noninvasive drug ...

Sep 14, 2012
popularity 5 / 5 (2) | comments 0 | with audio podcast

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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