Brightsurf Science News & Current Events

May 31, 2010
Educational researcher devotes May issue to 'Report of the National Early Literacy Panel'
The May 2010 issue of Educational Researcher provides a significant scholarly review of Developing Early Literacy: Report of the National Early Literacy Panel (NELP).

Breakthrough in stem cell culturing
For the first time, human embryonic stem cells have been cultured under chemically controlled conditions without the use of animal substances, which is essential for future clinical uses.

Embargoed news from Annals of Internal Medicine
Below is information about three articles and one clinical observation being published in the June 1 issue of Annals of Internal Medicine.

The crime of mental illness
Canada needs to change its approach to mentally ill prisoners as correctional facilities worldwide contain a higher percentage of people with mental illness than the general population, states an editorial in Canadian Medical Association Journal.

Warmer climate makes Baltic more salty
Science has long believed that a warmer climate will increase river runoff to the Baltic Sea, thus making the inland sea less salty.

Faster computers with nanotechnology
The silicon transistors in your computer may be replaced in ten years by transistors based on carbon nanotubes.

High-frequency oscillatory ventilation no better or worse than conventional ventilation for preterm babies
A study of ventilation strategies in high-income countries has shown that high-frequency oscillatory ventilation for preterm babies gives outcomes that are no better or worse than conventional ventilation.

Scientists decipher structure of nature's 'light switch'
Opening a window into the process by which plants turn on the greenery and unleash a floral profusion of color, scientists have deciphered the structure of a molecular

Perceptions of forestry students change through years of study
A study of undergraduates in a five-year Brazilian forestry program finds that what students perceive as important change as they progress through program.

Rwanda has the most gender-equal parliament in the world
Consisting of more than 50 percent women, Rwanda has the most gender-equal parliament in the world.

Regional differences in C-section rate not a result of maternal request: UBC study
Fewer than two percent of cesarean births in British Columbia were a result of maternal request, but the number of cesarean and assisted vaginal deliveries varied widely across health regions in B.C., according to a new study by University of British Columbia researchers.

Binge drinkers report suboptimal health status more often than nonbinge drinkers
Binge drinking accounts for more than half of 79,000 excessive-drinking deaths annually in the United States.

Alcohol consumption in Portugal: The burden of disease
Portugal is currently ranked eighth in the world in alcohol consumption.

Survey shows Australians worry about brain health
The majority of Australians (58 percent) are worried about their brain health and the threat of age-related degenerative brain disease, according to a new survey.

Antidepressants in pregnancy increase risk of miscarriage
A new study in Canadian Medical Association Journal found a 68 percent increase in the overall risk of miscarriage in pregnant women using antidepressants.

Tecnalia presents electric vehicle that reaches 140 km/hour in 10 seconds
The Tecnalia Technological Corporation has presented its experimental vehicle --

Particle chameleon caught in the act of changing
Researchers on the OPERA experiment at the INFN's Gran Sasso laboratory in Italy today announced the first direct observation of a tau particle in a muon neutrino beam sent through the Earth from CERN , 730km away.

Online privacy at risk, warn educators the Congress of the Humanities and Social Sciences
Online learning tools -- even password-protected ones -- are a lot less private than students and professors believe, warn two Nova Scotia educators.

Newly discovered kinase regulates cytoskeleton, and perhaps holds key to how cancer cells spread
Scientists at the University of California, San Diego, have identified a previously unknown kinase that regulates cell proliferation, shape and migration, and may play a major role in the progression or metastasis of cancer cells.

Chances of surviving cardiac arrest depends on your neighborhood
The odds of surviving cardiac arrest may depend on which part of town you call home and whether anyone in the neighborhood comes to your rescue by attempting to perform cardiopulmonary resuscitation (CPR), according to a first-of-its-kind study in the June issue of the Annals of Internal Medicine.

Animal study reveals new target for antidepressants
Antidepressants such as Prozac are not instant mood-lifters. But researchers at the University of Michigan Medical School have found clues to the delayed response and common return of depressive symptoms when taking serotonin-related antidepressants.

Epilepsy surgery has good effect
Patients with drug-resistant epilepsy run the risk of gradual deterioration in their cognitive abilities.

What happens when we get angry?
When we get angry, the heart rate, arterial tension and testosterone production increases, cortisol (the stress hormone) decreases, and the left hemisphere of the brain becomes more stimulated.

Aging baby boomers will have to innovate
As their autonomy fades, tomorrow's elderly will need to create nontraditional support networks or pay for the care they receive.

Impulsivity-related problem drinking decreases greatly for 18- to 25-year-olds
Impulsivity normally decreases during emerging and young adulthood and is associated with reduced substance abuse.

Lead in ammunition contaminates game meat
Eating the meat of animals hunted using lead ammunition can be more dangerous for health than was previously thought, especially for children and people who consume large quantities.

Powerful genome barcoding system reveals large-scale variation in human DNA
Genetic abnormalities are most often discussed in terms of differences so miniscule they are actually called

Sugary band-aid may help heal post-operative tissue
A compound found in sunless tanning spray may help to heal wounds following surgery, according to new results published by plastic surgeons from NewYork-Presbyterian Hospital/Weill Cornell Medical Center in New York City and biomedical engineers at Cornell University in Ithaca, N.Y., where the novel compound was developed.

Interoperability: A revolution in personal telecommunications
Homes no longer need to be riddled with cables, nor do we need to battle with complicated technological devices anymore.

Education helps against dementia
Researchers have discovered that education not only delays the early symptoms of dementia, but can also slow down the development of the disease -- a finding that could result in faster diagnosis and treatment of dementia, reveals a thesis from the Sahlgrenska Academy at the University of Gothenburg, Sweden.

Lack of private insurance contribute to higher deaths among black heart transplant patients
Transplant surgeons at Johns Hopkins who have reviewed the medical records of more than 20,000 heart transplant patients say that it is not simply racial differences, but rather flaws in the health care system, along with type of insurance and education levels, in addition to biological factors, that are likely the causes of disproportionately worse outcomes after heart transplantation in African-Americans.

Alcohol-related traffic-risk behaviors among college students become worse at age 21
Drinking and driving among college students continues to be a major public-health concern.

Springer to publish Updates in Surgery
From June 2010, Springer will publish Updates in Surgery, the official journal of the Italian Society of Surgery.

Classic grammar model can be used for computerized parsing
A classic Nordic grammar model can be used for computerized grammatical analyses and technical applications of modern Swedish text, shows a new thesis in the field of language technology from the University of Gothenburg, Sweden.

Perspectives on computational biology methods
There have been impressive advances in computational methods, allowing researchers to better understand biological and physiological systems at the atomic level.

Algal blooms hit the poor of India hard
The problem of toxic algae is not just confined to the Nordic countries -- in India algal blooms are threatening poor people's access to food and their livelihoods, a problem that has been exacerbated by global warming.

New answers on rare childhood disease
Researchers at Sanford-Burnham have created a mouse model for multiple hereditary exostoses, a debilitating, childhood bone disease, which can only be treated with surgery.

Acceptance, social support, and educational access provide safety net for former child soldiers
The Child Soldiers Global Report 20081 estimates that more than 300,000 children are engaged as soldiers around the globe, and more children are recruited every year in ongoing and new conflicts. 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