Tag: "sound" at biology news
US Agency for International Development awards $34 million to Virginia Tech
...signed to improve crop yields through ecologically sound
practices for people in developing nations around the world. Of the $34 million, $5 million for each of the two projects will be garnered from the USAID missions around the world. The USAID uses U.S. land grant universities to promote its developm...
UF scientists have bionanotechnology recipe to find elusive bacteria
...lications of this nano-frontier are widespread and sound
like the stuff of science fiction. Scientists currently are designing microscopic "nanobots", bioprobes and biosensors that, once implanted in the human body, could perform a number of medical duties, from delivering drugs to detecting malignant cell...
Acoustics meeting in San Diego
...certain kinds of syllables in a sentence? How can sound
clean up hazardous waste? These and other question...ents that suggest even modest levels of underwater sound
could trigger bubble formation in a liquid of supersaturated nitrogen. The supersaturation levels c...
Channel protein converts vibrations to electrical signal
...le that can transform the mechanical stimulus of a sound
wave into an electrical signal recognizable by the...t communicate the pitch, volume, and duration of a sound
to the brain. Scientists have long suspected that such a molecule must exist in the tiny cilia exte...
Deciphering an autism mystery
...graphy ( MEG ) to explore the neural correlates of sound
sensitivity and language deficits in autistic chil...signal that reflects the cortex's activity after a sound
is presented. The studies revealed a "flattened" brain response to sound
in autistic children. "The ...
Ethical paradigm: Relating embryonic stem cell use to organ donation
...cussion for determining an ethically and medically sound
future for stem cell research....
JCI table of contents November 1, 2004
...cussion for determining an ethically and medically sound
future for stem cell research. TITLE: Embryonic death and the creation of human embryonic stem cells AUTHOR CONTACT: Donald W. Landry Columbia University, 630 West 168th St, New York, NY 10032, USA Phone: 212-305-2436; Fax: 212-305-3475; E-mail: dwl...
Global warming's impact on US plants, animals determined from review of dozens of studies
...re spending an enormous amount of energy providing sound
information about global warming," Parmesan said. "Without a concerted effort to minimize its impact, it's clear that species in our own backyards will become increasingly vulnerable to the effects of rising global temperatures."...
Scientists develop 'electronic eye' for the blind
...s a road in safety. Although some crossings make a sound
when it is safe to cross, many do not. This issue has been tackled in the past. Adaptations have, for example, been made to the most common travel aid used by blind people, the white cane. There are some canes with added functions which use lasers or...
An ear for crime
...cognize -- instantly, and with high accuracy - the sound
of a gunshot, and only a gunshot within a two-bloc...ff," The device is listening for the entire sound
pattern of the gunshot, not just the initial explosion, which makes it much less likely to mistake o...
Improved molecular switch could serve as sensor, medical tool
...er cells and release drugs, and sensors that could sound
an alarm in the presence of chemical or biological agents. His team is now seeking to create a molecular switch that fluorescently lights up only in the presence of certain cellular activity. "We've proven that we can make effective molecular switche...
Study in Royal Society journal on possible genetic factors in social responsiblity
...ttle fuselages for fighters to help them break the sound
barrier. This new method will help airplanes achieve higher speed and greater range according to special new mathematical analogue to the old area rule. Contact: Dr Norman Malmuth, Science Center, Rockwell International Corporation, 1049 Camino des...
Shark cartilage cancer 'cure' shows danger of pseudoscience
...ngest crude shark cartilage extract, but they also sound
a "wake-up call" for society to become more scientifically literate and, thus, less vulnerable to skillfully mass-marketed illogical claims. "People read on the Internet or hear on television that taking crude shark cartilage extractcan cure them...
Stanford biologist working to restore native forests to Hawaii
... have to view it as good for business. By applying sound
economic principles to projects like koa restoration, she hopes to change the way we view our natural assets. She already has had some success in Costa Rica, where a separate study determined that rainforests may be valuable to coffee farmers. In tha...
Singing in the brain
...ic sequence; C is a buzzing sound; D is a trilling sound
and E is another note complex. Plamondon says song learning is unlikely to be completely genetic because white-crowned sparrows in different regions have different dialects; they vary in how they assemble song segments. Rose says there is no eviden...
Baby songbirds and human infants learn sounds in similar ways
...n analyzed with a computer program that produces a sound
spectrogram -- a visual representation of the sound
that plots frequency over time. This allowed the researchers, with help from Timothy Gardner, Ph.D.,...
Leibniz prizewinners 2005
...lex real-life markets accessible to scientifically sound
investigation. His most recent work has dealt with market architecture, promising not only great potential for basic research but also for the organisation of modern markets. Axel Ockenfels has published several groundbreaking papers in leading inter...
Zebrafish may hold key to understanding human nerve cell development
...s. Like humans, zebrafish use hair cells to detect sound
and motion. However, in humans hair cells are buried deep inside the inner ear making them difficult to access. Hair cells in zebrafish are located on the surface of their body and help the fish swim in groups and avoid predators. "Zebrafish ar...
Research identifies promising route for treating age-related hearing loss
...stern University. Hair cells in the cochlea detect sound
by vibrating in response to sound
waves, triggering nerve impulses that travel to the auditory region of the brain. Normally, humans a...
Loss of sight and enhanced hearing: A neural picture
...ology finds a strong correlation between superior sound
localization skills and increased activity in the ...he occipital lobe) might play a role in processing sound
in these individuals. In the new study, the authors hypothesized that if visual cortex recruitm...
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