Tag: "listening" at biology news

The Distinctive Sound Of Cholesterol

...ies -- by using expensive diagnostic devices or by listening to the sounds made by the blood. When the heart pumps blood, velocity is high (systolic cycle) and the flow is turbulent even with no stenosis. If the artery is clean, there is no turbulence when the heart does not pump (diastolic cycle), and when t...

Biggest Acoustics Meeting Ever

...North Carolina(tforrest@unca.edu) will explain how listening to the daily, annual, and shorter-term rhythms in theacoustic signals of insects could help scientists monitor changes in insect populations (4aAB2). Studyinghow female midshipman fish distinguish between the concurrent mating calls ("hums") of males...

UD Education News: HHMI Award Supports Undergraduate Discovery

...earned about photosynthesis years ago, he says, by listening to traditionallectures. "I remember memorizing the entire process, step by step," he says."Now, I don't remember any of it." In contrast, Yoon and other students in White's biochemistry classes retain muchof what they learn by investigating real prob...

Largest Acoustics Meeting In History Expected

...t's words, they often detect warning signs just by listening to the sound of the patient'svoice. Many professio...iques that are being used, Sagen will describe how listening to the naturally present "ambient" noise in the ocean can provide additional indications of climate ...

Studies Document Ease Of Ecosystem Disruption

... part ofthe signal," Berlow said. "We just weren't listening right, we haven't alwaysmeasured the right things." In a management context, Berlow said, the experiment makes a case formanaging whole ecosystems, since ecosystem health is likely to depend on theinteractions of many species, the abundant on...

UCSF-Led Team Offers New Insight Into Neurological Basis Of Dyslexia

...uage-impaired children share these samefundamental listening and brain processing abnormalities." Moreover, he said, "The studies show that these fundamental listening problemsclearly persist across a lifetime, even while the basic speech receptionabilities of these i...

Give it a thought -- and make it so

...l world at the University of Rochester, people are listening to music by simply wishing it so. Outfitted with a virtual reality helmet and a computer program adept at recognizing key brain signals, volunteers use their thoughts to take actions like those of any apartment dweller-turning on the television or th...

Chillis - a red hot export?

...li to show what it looked like. One student wasn't listening and promptly ate this half Habanero," said Dr Klieber. "It took him half a litre of yoghurt to recover, but I think he will now listen to what people say in class."...

Researcher proves fetuses hears at 30 weeks

...the fetus is indeed able to hear and just might be listening to your muffled words of love. Dr. Barbara Kisilevsky and her colleagues in Queen's School of Nursing have demonstrated for the first time that the human fetus can hear by the eighth month of pregnancy. Dr. Kisilevsky's findings, published in t...

Singing silently during sleep helps birds learn songs

... humans learn speech. Young birds learn to sing by listening to adults and then practice by listening to their own attempts. In the October 27, 2000, issue of Science, the researchers describe how the n...

Men do hear -- but differently than women, brain images show

...functional magnetic resonance imaging (fMRI) while listening to a passage from "The Partner," a John Grisham no...emporal lobe, which is classically associated with listening and speech. The majority of women showed activity in the temporal lobe on both sides of the brain, a...

Language can fuel, or abate, public fears about bioengineered foods

...t does all the talking and the public does all the listening can be detrimental to the communication process. No consensus can be achieved when this occurs, because the public is given little or no voice in the discussion. "This form of communication will often devalue the listener or audience because the lis...

Born with the perfect pitch?

...ive pitch, but different in absolute pitch. The listening time infants devote to familiar or novel segments tell researchers when a baby's attention is held or diverted. Saffran's research design relies on a standard impulse in infants: what's new is interesting, but what's familiar - or previously learned ...

Super hearing in flies may improve hearing aid technology

...id technology and nanoscale microphones. Miniature listening devices based on the Ormia ear are under developme... with directional microphones would make selective listening much easier," says Mason. But he cautions that more research needs to be completed before this poten...

Fly on a treadmill demonstrates super directional hearing

...ds an ear to bio-inspired hearing aids and robotic listening devices, Cornell neuroscientists report ITHACA, ...red a new generation of hearing aids and nanoscale listening devices. But it wasn't until the scientists ran an experiment on a fly-sized treadmill that they f...

Hopkins' Young Investigators' Day winners shine in the spotlight

...cal student in China, I noticed a leukemia patient listening to his small radio every morning when we did rounds. One day, his roommate died. The next morning, the young man, with his radio in his hand, asked me, Do you know why I am always listening? I wish one morning, when I wake up, the radio will tell...

Science study explores social memory in elephants

...le elephants act as guardians of social knowledge, listening to other elephants calls and then signalling to their families who is friendly and co-operative and who might present problems by harassing calves or starting disputes. If these senior pachyderms cant immediately recognise friends versus foes, their ...

New HHMI program challenges research scientists to 'break the mold' in undergraduate science education

...ts are still learning science the same old way, by listening to lectures in large classes and memorizing facts from textbooks," he said. "We wish to empower scientists at research universities to become more involved and come up with really innovative ideas that 'break the mold' and take a fresh look at scienc...

Using brain activity to identify risk for disorders

...ur immediate environment. If, for example, we are listening to the sound of rain and a clap of thunder interrupts, our brain will respond by producing a very brief electrical wave in our EEG. This is called an event-related potential (ERP). The maximum amplitude of the electrical wave occurs at around 300 m...

New public-domain database could advance human computer interaction through sound

... that could rival or even exceed the experience of listening to a high-end home theater system. Richard Duda and V. Ralph Algazi of the University of California, Davis said the database could have a wide range of applications, including teleconferencing, mobile computing and home entertainment. The National S...

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