News tagged with sound waves

Related topics: sound

Speech recognition from brain activity

Speech is produced in the human cerebral cortex. Brain waves associated with speech processes can be directly recorded with electrodes located on the surface of the cortex. It has now been shown for the first ...

Jun 16, 2015
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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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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
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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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