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First Acoustic Metamaterial 'Superlens' Created
Scientists have created the
world's first acoustic
"superlens," an innovation
that could have practical
implications for
high-resolution ultrasound
... > full story
Better Than A Hearing Aid? Better Hearing With Bone Conducted Sound
New technology to hear
vibrations through the skull
bone has been developed.
Besides investigating the
function of a new
... > full story
New Radio Chip Mimics Human Ear
Engineers have built a fast,
ultra-broadband, low-power
radio chip, modeled on the
human inner ear, that could
enable wireless devices
capable of receiving cell
phone, Internet, radio and
... > full story
Computer Graphics Researchers Simulate The Sounds Of Water And Other Liquids
Splash, splatter, babble,
sploosh, drip, drop, bloop
and ploop! Those are some of
the sounds that have been
missing from computer
... > full story
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A Sonic Boom In The World Of Lasers
June 18, 2009 — It was an idea born out of curiosity in the physics lab, but now a new type of "laser" for generating ultra-high frequency sound waves instead of light has taken a major step towards becoming a ... > full story -
From A Queen Song To A Better Music Search Engine
May 21, 2009 — Electrical engineers presented a solution to their problem with the song "Bohemian Rhapsody" -- and it's not that they don't like this hit from the band Queen. The engineers' issue with "Bohemian ... > full story -
Brain Music: Putting The Brain's Soundtracks To Work
April 28, 2009 — Every brain has a soundtrack -- probably many. Can those soundtracks be made useful? When that soundtrack is recorded and played back -- to an emergency responder, or a firefighter -- it may sharpen ... > full story -
Identifying Hyenas By Their Giggle
April 28, 2009 — To human ears, the laughs of individual hyenas in a pack all sound the same: high-pitched and staccato, eerie and maniacal. But every hyena makes a different call that encodes information about its ... > full story -
Laser Makes Big Bangs Underwater
April 27, 2009 — Technologies that use underwater acoustics -- for sonar, communications, or navigation -- often require a piece of hardware in the water to create sound remotely. Physicists are working on ways to ... > full story -
Clogged Pipes Make A Special Sound, Mathematicians Report
April 27, 2009 — One way to find a clog under a sink is to take on the dirty job of dismantling the pipes. Now mathematicians have developed a cleaner way that hears where a blockage is located, using a technique ... > full story -
Sound From Exploding Volcanoes Compared With Jet Engines
April 9, 2009 — A new study of low-frequency sound from Mount St. Helens and Tungurahua volcanoes provides explanation for how the large-amplitude signals from eruptions are ... > full story -
New Flat Flexible Speakers Might Even Help You Catch Planes And Trains
April 1, 2009 — A groundbreaking new loudspeaker -- less than 0.25mm thick -- has been developed by researchers in England. It's flat, flexible, could be hung on a wall like a picture and its particular method of ... > full story -
Shifting Sound To Light May Lead To Better Computer Chips
March 23, 2009 — By reversing a process that converts electrical signals into sounds heard out of a cell phone, researchers may have a new tool to enhance the way computer chips, LEDs and transistors are ... > full story -
Mood Player Sorts Music By Moods, Blends Images To Music Rhythms
March 18, 2009 — Melancholic songs, dance rhythms or romantic background music? The mood player can recognize musical characteristics and sort songs according to moods. It also blends in suitable images to the rhythm ... > full story
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