Sound
hideSound is a travelling wave which is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within the range of hearing and of a level sufficiently strong to be heard, or the sensation stimulated in organs of hearing by such vibrations.
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News tagged with sound
Turn On, Tune In, Develop? Researchers Examine How Brain Benefits From Musical Training
Medicine & Health / Neuroscience
Nov 06, 2009 |
5 / 5 (11) |
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For most people music is an enjoyable, although momentary, form of entertainment. But for those who seriously practiced a musical instrument when they were young, perhaps when they played in a school orchestra ...
A sound practice: Cochlear implants restore children's hearing
Nov 05, 2009 |
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(PhysOrg.com) -- Ava Martin seems less nervous than her parents as the three sit in an audiologist’s office at UC Irvine Medical Center a few days after Labor Day. In August, the 6-year-old had surgery to place a cochlear ...
Tiny Music Player Made from Wire Bridge (w/ Video)
Nov 04, 2009 |
4.2 / 5 (14) |
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(PhysOrg.com) -- In 2008, scientists built a loudspeaker made of carbon nanotubes that produced sound and music based on the thermoacoustic effect. Now, a different team of scientists has built a loudspeaker ...
Sights and sounds of emotion trigger big brain responses
Medicine & Health / Neuroscience
Nov 02, 2009 |
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Researchers at the University of York have identified a part of the brain that responds to both facial and vocal expressions of emotion.
Researchers bring noise to virtual worlds
Technology / Computer Sciences
Oct 27, 2009 |
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(PhysOrg.com) -- Computer scientists have developed a method to synthesize the sounds of cymbals, falling garbage cans and lids, and plastic water-cooler bottles and recycling bins.
Scientists first to trap light and sound vibrations together in nanocrystal
Oct 26, 2009 |
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(PhysOrg.com) -- Researchers at the California Institute of Technology have created a nanoscale crystal device that, for the first time, allows scientists to confine both light and sound vibrations in the ...
First hyperlens for sound waves created
Oct 25, 2009 |
4.7 / 5 (18) |
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Ultrasound and underwater sonar devices could "see" a big improvement thanks to development of the world's first acoustic hyperlens. Created by researchers with the U.S. Department of Energy's Lawrence Berkeley ...
Hearing on the wing: New structure discovered in butterfly ears
Oct 21, 2009 |
4.4 / 5 (5) |
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(PhysOrg.com) -- A clever structure in the ear of a tropical butterfly that potentially makes it able to distinguish between high and low pitch sounds has been discovered by scientists from the University ...
Hunting for rhythm's DNA: Computational geometry unlocks a musical phylogeny
Other Sciences / Social Sciences
Oct 20, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- Does Bo Diddley rule the world? Though he died last year, the iconic singer and guitarist of American blues and rock still rules the rhythms of the world, says computer scientist Godfried ...
Research gives glimpse of tectonic history on Puget Sound-region fault zones
Space & Earth / Earth Sciences
Oct 19, 2009 |
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(PhysOrg.com) -- New research on the Kitsap Peninsula, at the west edge of Washington state's Puget Sound, finds evidence that land was raised at least 6 feet by ancient earthquakes.
Golden Nanotubes Detect Tumor Cells, Map Sentinel Lymph Nodes
Nanotechnology / Bio & Medicine
Sep 24, 2009 |
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(PhysOrg.com) -- Biomedical researchers at the University of Arkansas in Fayetteville and the University of Arkansas for Medical Sciences (UAMS) in Little Rock have developed a special contrast-imaging agent made of gold-coated ...
Sound waves save roads
Sep 23, 2009 |
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Every year roads are built and repaired to the tune of several billions. Intensive efforts are underway all over the world to get 'more road for your money' by developing better methods for both design and quality control ...
European research's bit part in Ben Hur Live?
Sep 17, 2009 |
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(PhysOrg.com) -- Technology developed by European researchers is helping the stage production of Ben Hur Live in London's O2 arena.
No frontiers: ushering in a new era of conferencing technology
Technology / Computer Sciences
Sep 04, 2009 |
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(PhysOrg.com) -- Poor image and sound quality is encountered all too frequently in the world of video and telephone conferencing, but powerful compression technologies are set to consign these problems to the past - even ...
Ultra-flat loudspeakers with powerful sound reproduction
Sep 03, 2009 |
4.5 / 5 (4) |
1
(PhysOrg.com) -- Bigger speakers, bigger sound - this is the music lover’s creed. Flat panel loudspeakers offer an alternative to those who would rather not or cannot clutter up their homes with speakers. ...
