Brightsurf Science News & Current Events

July 05, 2012
Nitrogen pollution changing Rocky Mountain National Park vegetation, says CU-Boulder-led study
A new study led by the University of Colorado Boulder indicates air pollution in the form of nitrogen compounds emanating from power plants, automobiles and agriculture is changing the alpine vegetation in Rocky Mountain National Park.

Device converting images into music helps individuals without vision reach for objects in space
Sensory substitution devices (SSDs) use sound or touch to help the visually impaired perceive the visual scene surrounding them.

Gladstone scientists identify critical process in stem cell development
Scientists at the Gladstone Institutes have discovered that environmental factors critically influence the growth of a type of stem cell--called an iPS cell--that is derived from adult skin cells.

Robot vision: Muscle-like action allows camera to mimic human eye movement
Using piezoelectric materials, researchers have replicated the muscle motion of the human eye to control camera systems in a way designed to improve the operation of robots.

Calling all truckers ... not!
Researchers in India are developing a new technology that will prevent truck drivers and other road users from using their cell phones while driving.

The Council of Canadian Academies releases a new expert panel report
An international expert panel convened by the Council of Canadian Academies has assessed that decisions regarding science funding and performance can't be determined by metrics alone.

World's fastest camera, created by UCLA engineers, used to detect rogue cancer cells
Researchers at UCLA Engineering report integration of the world's fastest camera with advanced microfluidics and real-time image processing to classify cells in blood samples.

NASA satellites examine powerful summer derecho
As a powerful summertime derecho moved from Illinois to the Mid-Atlantic states on June 29, expanding and bringing destruction with it, NASA and other satellites provided a look at various factors involved in the event, its progression and its aftermath.

Springer announces impact factor increases for 2011
Springer Science+Business Media, a leading global scientific publisher, reports significant increases in impact factors throughout its journal portfolio, according to the 2011 Journal Citation Reports, published by Thomson Reuters.

Scientists discover new trigger for immense North Atlantic Ocean spring plankton bloom
On this July 4th week, US beachgoers are thronging their way to seaside resorts and parks to celebrate with holiday fireworks.

Child diabetes levels higher in China than in US, study finds
A study led by researchers at the University of North Carolina at Chapel Hill found Chinese teenagers have a rate of diabetes nearly four times greater than their counterparts in the United States.

Eddies, not sunlight, spur annual bloom of tiny plants in North Atlantic
Researchers have long believed that the longer days and calmer seas of spring set off an annual bloom of plants in the North Atlantic, but University of Washington scientists and collaborators discovered that warm eddies fuel the growth three weeks before the sun does.

Repeat aneurysm screening for high-risk men should be considered
Aneurysm screening for men aged over 65 is cost effective and rescreening those at highest risk, at least once, should be considered, suggests a study published on today.

The parenthood paradox
Does being an intense mother make women unhappy? According to a new study by Kathryn Rizzo and colleagues, from the University of Mary Washington in the US, women who believe in intensive parenting -- i.e., that women are better parents than men, that mothering should be child-centered, and that children should be considered sacred and are fulfilling to parents -- are more likely to have negative mental health outcomes.

OU physicists part of international collaboration leading to discovery of Higgs boson
University of Oklahoma high-energy physicists were among the 1,700 US scientists from 89 American universities who collaborated on the international effort in the search for the Higgs boson.

Diabetes drug makes brain cells grow
The widely used diabetes drug metformin comes with a rather unexpected and alluring side effect: it encourages the growth of new neurons in the brain.

Fingolimod: 'Hint' of advantages in a small group of patients
The immunosuppressive drug fingolimod (trade name Gilenya) is approved for the treatment of highly-active relapsing-remitting multiple sclerosis in adults.

US Drought Monitor shows record-breaking expanse of drought across US
More of the United States is in moderate drought or worse than at any other time in the 12-year history of the US Drought Monitor, officials from the National Drought Mitigation Center at the University of Nebraska-Lincoln said today.

University of Louisville study dispels concerns about drive-thru flu clinics
Since the beginning of an annual drive-thru immunization program initiated 1995 at the University of Louisville Hospital, more than 50,000 doses of the influenza vaccine have been administered, with no reports of fainting episodes or related auto accidents.

How a protein meal tells your brain you're full
Feeling full involves more than just the uncomfortable sensation that your waistband is getting tight.

New instrument sifts through starlight to reveal new worlds
An advanced telescope imaging system that started taking data last month is the first of its kind capable of spotting planets orbiting suns outside of our solar system.

Allergy-like symptoms after drinking wine
Around 7 percent of adults suffer from an intolerance to wine.

Oxford University Press launches Evolution, Medicine, and Public Health
Oxford University Press and the Evolution, Medicine, and Public Health Foundation are pleased to announce the launch of the open-access journal Evolution, Medicine, and Public Health.

ASTRO, the Center for Cancer Support and Education to promote cancer survivorship
As part of an initiative to give back to cancer communities in the cities visited during its annual scientific meetings, the American Society for Radiation Oncology is recognizing the Center for Cancer Support and Education in Arlington, Mass., for its efforts to empower and support people touched by cancer, their caregivers and loved ones.

Vanderbilt study finds obesity linked to kidney injury after heart surgery
Obesity increases the risk of acute kidney injury following cardiac surgery, according to a Vanderbilt study published in the Journal of the American Society of Nephrology.

UCLA bioengineers discover single cancer cell can produce up to 5 daughter cells
Conventional biology expects the process of mammalian cell division, mitosis, to occur by the equal partition of a mother cell into two daughter cells.

The key (proteins) to self-renewing skin
In the July 6 issue of Cell Stem Cell, researchers at the University of California, San Diego School of Medicine describe how human epidermal progenitor cells and stem cells control transcription factors to avoid premature differentiation, preserving their ability to produce new skin cells throughout life.

Sharing data links in networks of cars
At the ACM SIGACT-SIGOPS Symposium on Principles of Distributed Computing, taking place this month in Portugal, researchers will present a new algorithm that would allow Wi-Fi-connected cars to share their Internet connections.

Workplace bullying witnesses consider quitting more than the victims: UBC study
New University of British Columbia research reveals that workers who witness bullying can have a stronger urge to quit than those who experience it firsthand.

East meets West: Research transcending borders
Researchers from the UK and Hong Kong will be researching themes that arise in our everyday lives including parenting styles, education and management practices as well as global issues including sustainability and migration.

Jekyll and Hyde bacteria aids or kills, depending on chance
Living in the guts of worms are seemingly innocuous bacteria that contribute to their survival.

Another M-class flare from Sunspot 1515
Active Region 1515 has now spit out 12 M-class flares since July 3.

miR loss may power maligant transformation in chronic leukemia
This study shows that loss of a particular molecule in chronic lymphocytic leukemia (CLL) shuts down normal cell metabolism and turns up alternative mechanisms that enable cancer cells to produce the energy needed to proliferate and invade neighboring tissue.

Loss of protein SPDEF allows prostate cancer cells to gain foothold at possible sites of metastasis
Prostate cancer kills only by metastasis to other tissues. A study published online July 2 shows likely mechanism required for this metastasis: cells' loss of protein SPDEF.

Toward a better understanding of earthquakes
The Earth is shaken daily by strong earthquakes recorded by a number of seismic stations worldwide.

First direct evidence that elemental fluorine occurs in nature
Fluorine is the most reactive chemical element. Until now the accepted scientific doctrine was, that therefore it cannot exist in nature in its elemental form.

Antibodies reverse type 1 diabetes in new immunotherapy study
Scientists at the University of North Carolina School of Medicine have used injections of antibodies to rapidly reverse the onset of Type I diabetes in mice genetically bred to develop the disease.

Physicists discover a new particle that may be the Higgs boson
Physicists at the Large Hadron Collider in Geneva, Switzerland, have discovered a new particle that may be the long-sought Higgs boson, the fundamental particle that is thought to endow elementary particles with mass.

Satellite research reveals smaller volcanoes could cool climate
A University of Saskatchewan-led international research team has discovered that aerosols from relatively small volcanic eruptions can be boosted into the high atmosphere by weather systems such as monsoons, where they can affect global temperatures.

Research shows endowment effect in chimpanzees can be turned on and off
Groundbreaking new research in the field of

AGU: Life's molecules could lie within reach of Mars Curiosity rover
Stick a shovel in the ground and scoop. That's about how deep scientists need to go in order to find evidence for ancient life on Mars, if there is any to be found, a new study suggests.

Like it or not, Facebook and friends can be used to influence health behavior
Whether the goal is to curb smoking at a local school or to reduce the spread of sexually transmitted diseases within a community, it is important to understand the social structure of the group and the dynamics of influence at play, according to public health research from the University of Southern California.

Astronomers discover Houdini-like vanishing act in space
Astronomers report a baffling discovery never seen before: An extraordinary amount of dust around a nearby star has mysteriously disappeared.

When to rein in the stock market
The stock market should be regulated only during times of extraordinary financial disruptions when speculators can destroy healthy businesses, according to a new study led by a Michigan State University scholar.

Scientists identify gene linked to facial, skull and cognitive impairment
A gene whose mutation results in malformed faces and skulls as well as mental retardation has been found by scientists.

Higher but not lower doses of vitamin D are effective in fracture risk reduction in older adults
Based on the results of a pooled analysis of 11 unrelated randomized clinical trials investigating vitamin D supplementation and fracture risk in more than 31,000 older adults, Bess Dawson-Hughes, M.D., a research scientists at Tufts University, says higher doses of vitamin D may be the most beneficial in reducing bone fractures in this age group.

Most accurate robotic legs mimic human walking gait
A group of US researchers has produced a robotic set of legs which they believe is the first to fully model walking in a biologically accurate manner.

Scripps Florida scientists identify critical 'quality control' for cell growth
Scientists from the Florida campus of the Scripps Research Institute have identified a series of intricate biochemical steps that lead to the successful production of proteins, the basic working units of any cell.

Search for Higgs boson at Large Hadron Collider reveals new particle
Physicists on experiments at the Large Hadron Collider announced today that they have observed a new particle.

Climate change suspended reef growth for 2 millennia
According to a paper published this week in Science, natural climatic shifts stopped reef growth in the eastern Pacific for 2,500 years.

New approach uncovers data abuse on mobile end devices
Increasingly often, mobile applications on web-enabled mobile phones and tablet computers do more than they appear to.

UZH research team discovers the origins of key immune cells
Neuropathologists at the University of Zurich have solved the puzzle surrounding the origins of follicular dendritic cells -- cells of lymphoid organs that play an important role in many autoimmune and infectious diseases.

Researchers find a brain center for social choices
Although many areas of the human brain are devoted to social tasks like detecting another person nearby, a new study has found that one small region carries information only for decisions during social interactions.

The challenges and rewards of Paralympic medicine
In this paper,

UC Riverside physicists participate in hunt for Higgs boson
Physicists on experiments at the Large Hadron Collider at CERN announced yesterday that they have observed a new particle, possibly the predicted Higgs boson.

Study finds drug warning labels need overhaul to better capture attention, convey information
Research on the effectiveness of prescription drug warning labels found that the labels fail to capture patients' attention, impairing the communication of important safety information.

Special issue of Botany showcases CANPOLIN research
The journal Botany has released a special issue highlighting the breadth of pollination research in Canada which features the work of several NSERC-CANPOLIN scientists.

Doctors should consider exercise a fifth 'vital sign'
In this paper, an international team of researchers set out to examine whether sport and exercise contribute to the health of nations.

Daily deal industry shows no evidence of slowing down
Over the past year, some news reports have questioned the long-term viability and popularity of daily deal companies, but the industry shows no evidence of slowing down, according to a new study from Rice University.

Novel nanotherapeutic delivers clot-busting drugs directly to obstructed blood vessels
Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have developed a novel biomimetic strategy that delivers life-saving nanotherapeutics directly to obstructed blood vessels, dissolving blood clots before they cause serious damage or even death.

Employees' interests predict how they will perform on the job
When evaluating job applicants, employers want to ensure that they choose the right person for the job. 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