News tagged with acoustic

Perfect Pitch: Language Wins Out Over Genetics

Mozart, Tchaikovsky, Sinatra and Hendrix -- these and many other of the world's most famous musicians have had "perfect" or "absolute" pitch. The ability, defined as recognizing the pitch of a musical note ...

dateMay 19, 2009 in Other
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Sound bullets in water

Sound waves are commonly used in applications ranging from ultrasound imaging to hyperthermia therapy, in which high temperatures are induced, for example, in tumors to destroy them. In 2010, researchers at Caltech led by ...

dateNov 19, 2012 in General Physics
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A more stealthy robot may be hearing you soon

(PhysOrg.com) -- Stealth is a trait that few of us posses naturally. Most of us are really kind of obvious as we walk down the street or sashay through the halls of the office. That is why people who are trying ...

dateMar 23, 2011 in Robotics weblog
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The world's smallest microlaser

ETH-Zurich physicists (Switzerland) have developed a new kind of laser that shatters the boundaries of possibility: it is by far the smallest electrically pumped laser in the world and one day could revolutionize ...

dateMar 23, 2010 in General Physics
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Why some butterflies sound like ants

Ant nests can offer a lot to organisms other than just ants. They are well-protected, environmentally-stable and resource-rich spaces—in many ways everything a tiny creature could ask for in a home. So ...

dateOct 29, 2014 in Plants & Animals
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Lasers generate underwater sound

Scientists at the Naval Research Laboratory (NRL) are developing a new technology for use in underwater acoustics. The new technology uses flashes of laser light to remotely create underwater sound. The new ...

dateSep 04, 2009 in General Physics
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