Brightsurf Science News & Current Events

October 10, 2005
Leading pediatricians group recommends infants sleep in cribs, not parents' beds
A Saint Louis University associate professor of pediatrics calls the American Academy of Pediatrics' revised recommendations about bed-sharing and SIDS

Latest study: Scientists say no evidence exists that therapod dinosaurs evolved into birds
No good evidence exists that fossilized structures found in China and which some paleontologists claim are the earliest known rudimentary feathers were really feathers at all, a renowned ornithologist says.

EBCT scans trump angiography at detecting killer heart defect
New Saint Louis University research shows electron-beam CT is more accurate than conventional catheter angiography.

A study of the ectomychorrizal community amongst Quercus rubra L. plantations
In this study the possibilities of the North American oak (Quercus rubra L.) as an afforestation alternative in the Basque Country Autonomous Community were investigated.

UCI nurses receive $2.7 million to study exercise and impact on growth in premature babies
University of California, Irvine Medical Center received a four-year, $2.7 million grant Sept.

UC Santa Barbara named to National Cancer Institute's multi-center nanotechnology collaboration
UC Santa Barbara has been named to collaborate with UCSD and the Burnham Institute, in La Jolla, to apply its acumen in materials science and nanofabrication to the task of creating intelligent nanoplatforms that can deliver payloads of smaller particles to destroy, image or modify tumors, deliver therapies and perform key measurements.

Signs for the future - A major new international resource for researching deafness
The Economic and Social Research Council (ESRC) announces the award of funding for a significant new research centre - the Deafness, Cognition and Language Research Centre (DCAL).

Sperm trading can resolve hermaphrodite mating conflicts
By directly manipulating mating performance in a tropical sea slug, Chelidonura hirundinina, researchers of the University of Tübingen have now shed light on the bizarre reproductive conflicts encountered by hermaphroditic animals.

Dynamic reconfiguration of modular multi-processor systems in SoPC devices
Currently, the density of transistors that electronic devices now allow is such that the integration of complete digital systems in a single integrated circuit is now possible.

Controlling neglected tropical diseases could help make poverty history
According to a paper published in PLoS Medicine, fatal infectious diseases in Africa are being ignored.

OHSU studies program that converts patient wishes into medical orders
OHSU has received a $1.3 million grant to study the use and effectiveness of a unique end-of-life program developed in Oregon called the Physician Orders for Life-Sustaining Treatment Program, or POLST.

Indian eddies supply Atlantic Ocean with warm water
Water from the Indian Ocean does not reach the South Atlantic Ocean continuously, but in separate packages.

National Academies advisory: Oct. 12 release of report on US prosperity in global economy
A National Academies committee has laid out a comprehensive strategy of specific actions that federal policy-makers should take to create high-quality jobs and focus new scientific and technical efforts on meeting the nation's energy needs in the 21st century.

Heme controls antioxidants and iron in ferritin
A new study conducted by scientists at Children's Hospital Oakland Research Institute could help researchers develop new treatments for a variety of health conditions that are all related to abnormal iron metabolism.

Supercomputers to enable safer, more efficient oil drilling
Oil companies could soon harness the power of distant supercomputers to tackle problems such as where to place equipment and how to clean up oil spills.

New study at UNC shows concussions promote dementias in retired professional football players
Repeated concussions brought on by blows to the head during their playing days significantly boost the chances that retired professional football players will suffer dementias such as mild cognitive impairment in later life, a new study suggests.

CryoSat Mission lost due to launch failure
Today at 21.00 CEST Mr Yuri Bakhvalov, First Deputy Director General of the Khrunichev Space Centre on behalf of the Russian State Commission officially confirmed that the launch of CryoSat ended in a failure due to an anomaly in the launch sequence and expressed his regret to ESA and all partners involved.

Breast cancer increases while experts disagree on causes - Debate in crisis say academics
In a continuing increase in breast cancer, one in nine women in the UK now risk contracting the disease during their lifetime.

'An Eye on Katrina: Geoscience Perspectives on a Catastrophic Hurricane' at GSA Next Week
The latest geoscience perspectives on Hurricane Katrina and the devastation of the Gulf Coast will be presented at the Geological Society of America Annual Meeting in Salt Lake City.

Pharmacies in minority, low-income areas less likely to carry sufficient pain medications
Chronic pain is a condition that affects one in five Americans without regard for their race or finances.

New analytical methods for the study of abiotic contaminants in foodstuffs
Professor Ramón Barrio's research team at the Department of Analytical Chemistry of the University of the Basque Country (UPV/EHU) has developed a series of new analytical methodologies in order to tackle the the problem of the persistence of certain commonly used pesticicides in ecosystems such as forests and agricultural land.

Study finds surprising links between depression, suicide, and epilepsy
Researchers have found provocative evidence that the brain dysfunction that underlies epilepsy may also determine whether people are at risk for suicide.

Fetal exposure to toxins could be behind rise in asthma
Most studies assessing health effects of environmental toxins like lead, mercury and dioxin as well as new drugs examine how these substances impact adult animals, while the real dangers may occur when developing immune systems of fetuses and newborns are exposed to toxins, according to Cornell University researcher Rod Dietert.

Did feathered dinosaurs exist?
Biologists examining evidence for the claim that birds evolved from dinosaurs have reached some surprising new conclusions.

Midlife obesity may be associated with risk of dementia and Alzheimer's disease
Individuals who were obese at midlife had an increased risk for dementia later in life compared to individuals of normal weight, according to an article in the October issue of Archives of Neurology, one of the JAMA/Archives journals.

Eyes may provide window to future strokes
Looking into our eyes may help doctors predict who is at risk for stroke.

National Science Foundation renews support to UCSB's Materials Research and Engineering Center
As a testament to the outstanding achievement of the Materials Research Laboratory (MRL) at the University of California, Santa Barbara, the National Science Foundation (NSF) has renewed and increased its support of the MRL -- as a Materials Research Science and Engineering Center (MRSEC) -- making a $20.52 million, six-year award.

Rensselaer engineer joins team to study levee failures in New Orleans
A Rensselaer Polytechnic Institute engineer is headed to New Orleans as part of an expert team investigating levee failures in the aftermath of Hurricane Katrina.

New approach to multiple sclerosis research hopes to find more effective treatments, cure
A new partnership will bring together the expertise and resources of clinicians and biomedical scientists from a major research university in the fight against multiple sclerosis, a disease affecting nearly 500,000 Americans.

Marine snail's neural network sheds light on the basis for flexible behavior
From snail to man, one of the hallmarks of the brain is the ease with which behavioral variants are generated--for example, humans can easily walk with different stride lengths or different speeds.

Brain regulates initial stages of sex change in social fish
New findings about how the brain enzyme aromatase influences sex change in social goby fish could help explain the complex interaction among the brain, physiology, and behavior that forms the biological basis of human sexual identity.

Binarisation system based on FPGA for OCR in electronic voting
Many vision systems require text recognition captured at very high speed: vehicle registration identification devices, scanners, etc.

CT colonography versus colonoscopy for colorectal cancer
Heitman and colleagues compare the costs and effectiveness of colonoscopy with CT colonography, using assumed prevalences of polyps and cancers among average-risk individuals 50 to 74 years of age.

Stroke treatment a step closer after trial
A potential new treatment for stroke has taken a major step forward following promising results from the first clinical trial.

Biosafety facility to prepare first-responders for terrorist attacks
CDC-funded Northeast Ohio Consortium for Biopreparedness at Kent State University offers unique biosafety training to first-responders in state-of-the-art laboratory setting.

Penn study finds direct role for glial cells in brain cross-talk
Researchers at the University of Pennsylvania School of Medicine have demonstrated that star-shaped glial cells in the brain called astrocytes are directly involved in regulating communication between neurons.

Study questions widespread use of C-reactive protein test to assess cardiovascular risk
A new study concludes that widespread screening for cardiovascular risk by measuring blood levels of C-reactive protein (CRP), a protein produced by the liver, should not be advocated, because CRP appears to be tightly linked to traditional risk factors for heart disease rather than being an independent risk factor.

North Sea efficient sink for carbon dioxide
A relatively large number of algae grow in the North Sea.

Chilean success defies Bush doctrine
President Bush uses Chile as a shining example of political and economic freedom.

Intervention program fails to increase managed care colorectal cancer screening
An intervention program designed to promote screening for colorectal cancer - and thereby decrease the number of cancers diagnosed - failed to increase screening rates in the managed care setting, a UCLA study has found.

Past experience of pheromones induces dominant courtship behavior in fruit flies
By investigating the interplay between pheromone signaling and behavior in fruit flies, researchers have begun to understand how an adult fly's earlier experience as a young individual can influence its behavior towards other flies as an adult.

Women in 'male' careers still face barriers - New report
Women working in the traditionally male science and technology field still face major personal and professional barriers to success, despite efforts by Government and other bodies to reverse this trend, new research shows.

New technique adds precision and permanence to gene therapy
Mount Sinai School of Medicine researchers developed a technique for inserting genes into specific sites on the genome in liver cells.

Students learn better when the numbers don't talk and dance
Most teachers believe that students learn better when abstract concepts are taught using concrete materials or examples -- but a new study suggests they may be wrong.

Heart failure patients have impaired cooling response, UT Southwestern researchers find
Reduced blood flow to the skin's surface may be a key cause of heat-related illnesses in patients with congestive heart failure, UT Southwestern Medical Center researchers have found.

Cervical cancer vaccine proves effective: Test results
Final-stage clinical trials of a cervical cancer vaccine developed by University of Queensland (UQ) scientists, have shown the drug to be 100 percent effective.

Moderate exercise yields cardiovascular benefits
The amount of exercise may be more important than intensity to improve cardiovascular health, according to a new analysis of the first randomized clinical trial evaluating the effects of exercise amount and intensity in sedentary overweight men and women.

Wetlands satellite mapping scheme yielding first results
Earth's wetlands are havens for wildlife and vital to the water cycle, but they are also under threat.

W.M. Keck Foundation grant advances study of biocompatible liquid crystals
A grant from the W.M. Keck Foundation is expected to advance the study of a little-studied class of liquid crystals.

Dreams prepare your emotions
Dreams can help in coming to terms with major events and in taking difficult decisions in life.

Aussie blokes dying for a health policy, say UWS men's health experts
We spend more time worrying about how to get Aussie men to do more housework than we do trying to understand why blokes continue to kill themselves in great numbers each year, according to University of Western Sydney men's health researchers.

ORNL Director Wadsworth inducted into National Academy of Engineering
Jeffrey Wadsworth, director of the Department of Energy's Oak Ridge National Laboratory, was inducted Sunday into the National Academy of Engineering at a ceremony in Washington DC.

Eating fish associated with slower cognitive decline
Consuming fish at least once a week was associated with a 10 percent per year slower rate of cognitive decline in elderly people, according to a new study posted online today from Archives of Neurology, one of the JAMA/Archives journals.

Smoking risk factors among aboriginal youth
Although the incidence of cardiovascular disease has been declining throughout the developed world, the incidence in Aboriginal populations from 1981 to 1997 has doubled.

Colorectal cancer screening promotion fails to increase use by physician organizations
Investigators failed to see improvement in colorectal cancer (CRC) screening rates among patients enrolled in a managed care health plan after testing the effectiveness of a CRC screening promotion program targeting the physician organizations (POs).

Book 'Interest' traces intellectual history of the concept
In the new book called

Russia as a bride
Not mother Russia but 'bride Russia' is a central theme in the work of many twentieth-century Russian writers and thinkers.

Altering time of breast biopsy may improve mastectomy reconstruction process
Altering the standard step-by-step procedure that takes women facing a mastectomy from diagnosis to surgery to reconstruction can improve the process and help in determining if immediate reconstruction is the best course of action, according to new research from the University of North Carolina at Chapel Hill.

Florida physicians decrease or eliminate services
Florida physicians reportedly continued to decrease or eliminate important health services in 2004 in response to difficulties in finding or paying for professional liability insurance, according to a study in the October 10 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Underlying cause of massive pinyon pine die-off revealed
The high heat that accompanied the recent drought was the underlying cause of death for millions of pinyon pines throughout the Southwest, according to new research.

AIDS inflicts specific pattern of brain damage, reveals UCLA/Pittsburgh imaging study
A new UCLA imaging study shows the selective pattern of destruction inflicted by AIDS on brain regions that control motor skills and language.

Multiple genes permit closely related fish species to mix and match their color vision
Vision is shaped by evolution through environmental pressures and demands, and even closely-related species that might respond to their particular environments by interpreting the visual world slightly differently.

Errors in cancer diagnosis put patients in harm's way
Procedures used to obtain and examine tissue for cancer diagnosis are prone to error that frequently results in harm, according to a new study. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to