Brightsurf Science News & Current Events

November 14, 2011
Hysterectomy increases risk for earlier menopause among younger women
In a finding that confirms what many obstetricians and gynecologists suspected, Duke University researchers report that younger women who undergo hysterectomies face a nearly two-fold increased risk for developing menopause early.

Patients fare just as well if their nonemergency angioplasty is performed at hospitals
Hospitals that do not have cardiac surgery capability can perform nonemergency angioplasty and stent implantation as safely as hospitals that do offer cardiac surgery.

1 in 5 Americans has hearing loss
Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins researchers and published in the Nov.

Gelatin-based nanoparticle treatment may be a more effective clot buster
A targeted, nanoparticle gelatin-based clot-busting treatment dissolved significantly more blood clots than a currently used drug in an animal study of acute coronary syndrome presented at the American Heart Association's Scientific Sessions 2011.

Good preparation is key -- even for plant cells and symbiotic fungi
Laser capture microdissection provides an insight into the symbiotic program of root cells.

New FASTSAT discoveries paint detailed view of region near Earth
Space around Earth is anything but a barren vacuum. The area seethes with electric and magnetic fields that change constantly.

Routine head hits in school sports may cause brain injury
The brain scans of high school football and hockey players showed subtle injury -- even if they did not suffer a concussion -- after taking routine hits to the head during the normal course of play, according to a University of Rochester Medical Center study.

Novel nanocrystals with advanced optical properties developed for use as luminescent biomarkers
A team of researchers from Singapore has developed a novel method for the synthesis of lanthanide-doped core-shell nanocrystals with tunable upconverted emissions.

Study finds less invasive CT colonography increases participation in colorectal cancer screening
Using CT colonography as an additional primary colorectal cancer screening test could lead to substantially greater participation in screening programs compared with conventional colonoscopy, according to research published Online First in the Lancet Oncology.

New sources found for accumulated dust on Chinese Loess Plateau
Fine silt on the Chinese Loess Plateau may actually have come from due west, not the northwest, which would change conventional thinking about wind patterns over the last 2.6 million years.

Low vitamin D levels may be associated with recurrent inflammatory spinal cord disease
Vitamin D levels are significantly lower in patients with recurrent inflammatory spinal cord disease, according to a study published online first by Archives of Neurology, one of the JAMA/Archives journals.

November/December 2011 Annals of Family Medicine Tip Sheet
This tip sheet includes synopses of original research and commentary from the November/December 2011 issue of Annals of Family Medicine, which provides insights into how policies affect the health care and lives of real people.

Novel, noninvasive measurement a strong predictor for heart failure in general population
A new study from researchers at the Perelman School of Medicine at the University of Pennsylvania and collaborators at various institutions, presented at the 2011 American Heart Association Scientific Sessions, shows that a novel, noninvasive measurement of arterial wave reflections may be able to predict who is most at risk for heart failure.

Scripps Research scientists find potential Achilles' heel on Lassa fever and related viruses
Scientists at the Scripps Research Institute have determined the atomic structure of a protein that the Lassa fever virus uses to make copies of itself within infected cells.

MSU researchers help African farmers cope with climate change
A team of Michigan State University researchers secured a $700,000 grant to help farmers in Zambia and Kenya overcome the challenges faced from changes in climate.

Bats show ability to change their ear shapes, making their hearing more flexible
In about 100 milliseconds, horseshoe bats can alter his ear shape significantly in ways that would suit different acoustic sensing tasks.

3 DOE labs now connected with ultra-high speed network
The US Department of Energy is now supporting scientific research at unprecedented bandwidth speeds -- at least ten times faster than commercial Internet providers -- with a new network that connects thousands of researchers using three of the world's top supercomputing centers in California, Illinois and Tennessee.

Genetic evaluation should be part of retinoblastoma care
Results of a study by Baylor College of Medicine physicians underscore the important role that clinical genetic evaluation can have in the management plan of patients with retinoblastoma, a childhood cancer of the eye.

Invasive false brome grass is spreading, but Oregon's insects are biting
After hiking in Oregon, a University of Oregon plant biologist suggests, people may want to brush off their shoes and comb through their dogs in an effort to curb the spread of false brome, aka Brachypodium sylvaticum, which is expanding its range.

Hypothermia remains effective in cardiac arrest patients with preexisting cardiomyopathy
Cardiomyopathy is common among cardiac arrest survivors. The survival and neuroprotective benefits of therapeutic hypothermia is similar in patients with preexisting cardiomyopathy, compared with those patients without cardiomyopathy, according to a scientific poster being presented Nov.

Potential new drug target in Lou Gehrig's disease
Two proteins conspire to promote Lou Gehrig's disease, according to a study in the Journal of Experimental Medicine.

Research from the University of East Anglia calls for a major shake-up of carbon markets
A panel of experts will meet ahead of the Durban climate summit to discuss a new report from the University of East Anglia and University of Sussex which calls for an overhaul of how markets in carbon emissions are governed.

NASA-sponsored study describes how space flight impacts astronauts' eyes and vision
A newly published ophthalmologic study recently described the history, clinical findings, and possible etiologies of novel ophthalmic findings discovered in astronauts after long-duration space flights.

Study finds tropical areas aren't the only source of seasonal flu
Researchers at Duke-NUS Graduate Medical School in Singapore have found that influenza virus in tropical areas isn't the only global source of flu epidemics.

Studies explore new approaches to treating pain
Scientists are discovering promising approaches to treating pain, one of the most common and debilitating neurological complaints, according to research released today at Neuroscience 2011, the annual meeting of the Society for Neuroscience and the world's largest source of emerging news about brain science and health.

Popular whole-body-vibration exercise: Not an effective therapy for the prevention of bone loss
Whole-body-vibration, a popular exercise which uses a vibrating platform, is sometimes advertised as being able to boost bone density.

Enzyme boosts metabolism, prevents weight gain in mice
Male and female mice engineered to express the inflammatory enzyme IKKbeta in their fat tissue ate more but gained less weight.

Some tumors contain factors that may block metastasis
Concomitant tumor resistance to metastasis seen in laboratory models. Cancer-associated forms of the amino acid tyrosine act as anti-metastasis factors.

Research provides clues to neurodevelopemental disorders
Research released today shows that scientists are finding new tools to help understand neurodevelopmental disorders like autism and fragile X syndrome.

Wildlife Conservation Society helps scarlet macaws take flight in Guatemala
Researchers and conservationists from the Wildlife Conservation Society's Guatemala Program, WCS's Bronx Zoo, the National Park Service of Guatemala, and other groups report a major conservation victory from Central America: a bumper crop of magnificent scarlet macaw fledglings that have now taken flight over the forests of Guatemala.

Retinal microvascular changes associated with disability in daily activities among older adults
Retinal microvascular changes appear to be associated with development of disability in performing activities of daily living among older adults, and retinal signs may be useful in predicting outcomes among this population, according to a report published online first by Archives of Ophthalmology, one of the JAMA/Archives journals.

NIH-funded twin study finds occupational chemical exposure may be linked to Parkinson's risk
A new research report contributes to the increasing evidence that repeated occupational exposure to certain chemical solvents raises the risk for Parkinson's disease.

Canadian researchers find potential new leukemia treatment with old antibiotic drug
Clinician-scientists in the Princess Margaret Cancer Program have found a promising approach to treating leukemia, using an old drug in a new way.

Insects offer clues to climate variability 10,000 years ago
An analysis of the remains of ancient midges - tiny non-biting insects closely related to mosquitoes - opens a new window on the past with a detailed view of the surprising regional variability that accompanied climate warming during the early Holocene epoch, 10,000 to 5,500 years ago.

Gladstone Scientist receives 2011 Young Investigator Award from the Society for Neuroscience
Gladstone Institutes Assistant Investigator Anatol Kreitzer, Ph.D., has won the prestigious 2011 Young Investigator Award from the Society for Neuroscience.

'Stomach flu' may be linked to food allergies
Researchers at the Medical College of Wisconsin have found a possible link between norovirus, a virus that causes

Mayo Clinic study confirms smoke-free workplaces reduce heart attacks
Mayo Clinic researchers have amassed additional evidence that secondhand smoke kills and smoke-free workplace laws save lives.

Fetal stem cells from placenta may help maternal heart recover from injury
Researchers from Mount Sinai School of Medicine have discovered the therapeutic benefit of fetal stem cells in helping the maternal heart recover after heart attack or other injury.

An excavation is no camping trip
The Greeks were not always in such dire financial straits as today.

Research examines a growing immigrant population's self employment in the US
UC research on Nigerian immigrant self employment will be presented at the annual meeting of the American Anthropological Association.

Heart patients who take vitamins less likely to take medication as prescribed, according to study
Atrial fibrillation patients who are prescribed the powerful blood thinner warfarin often take it with vitamins or supplements that can hamper its effectiveness, or skip doses completely, increasing their risk for stroke, according to new research.

Parkinson's disease risk greater in those exposed to trichloroethylene
A novel study in twins found that exposure to trichloroethylene -- a hazardous organic contaminant found in soil, groundwater, and air -- is significantly associated with increased risk of Parkinson's disease.

World's first stem cell bandage in human clinical trials
The company behind a pioneering stem cell bandage, believed to be the world's first adult and autologous (patient's own) stem cell treatment designed to heal torn meniscal cartilage, can now take the technology to human clinical trials thanks to an investment from one of the UK's most successful entrepreneurs.

Embargoed news from Annals of Internal Medicine
Below is information about articles being published in the Nov.

Researchers uncover why the body can't defend against tuberculosis
Tuberculosis, which kills over two million people each year, is caused primarily by infectious bacteria known as Mycobacterium tuberculosis -- or Mtb.

New research shows correlation between online shopping and keeping up with the Joneses
Online retailers have long wondered if trumpeting consumer-behavior statistics on their websites could hurt business.

Impact of timing on carotid artery stenting after stroke or transient ischemic attack
A recent study found no significant difference in the outcome for patients who received carotid artery stenting at more than 30 days post-transient ischemic attack or stroke versus those who received CAS at 30 days or less post-event.

Poor sleep habits linked to increased risk of fibromyalgia in women
Researchers from Norway have uncovered an association between sleep problems and increased risk of fibromyalgia in women.

The kindness of strangers: Caring and trust linked to genetic variation
Scientists have discovered that a gene that influences empathy, parental sensitivity and sociability is so powerful that even strangers observing 20 seconds of silent video identified people with a particular genetic variation to be more caring and trusting.

Nature and nurture work together to shape the brain
Scientists presented new research today demonstrating the impact life experiences can have on genes and behavior.

Air pollution a culprit in worsening drought and flooding
Increases in air pollution and other particulate matter in the atmosphere can strongly affect cloud development in ways that reduce precipitation in dry regions or seasons.

Protecting Houston from the next big hurricane
To protect Houston and Galveston from future hurricanes, a Rice University-led team of experts recommends building a floodgate across the Houston Ship Channel, adding new levees to protect densely populated areas on east Galveston Island and west Galveston Bay and creating an 130-mile-long coastal recreation area to preserve wetlands that act as a natural flood barrier.

Preferences shaped by evolution draw voters to candidates with lower-pitched voices
Driven by evolved perceptions, voters prefer to choose candidates with lower-pitched voices, according to new findings by researchers at McMaster University.

Injection lowers cholesterol in preliminary human trial
Patients unable to control their cholesterol levels with medications may someday be able to lower their

Delayed stem cell therapy following heart attack is safe but not effective
Stem cells obtained from bone marrow, known as BMCs, can be safely injected into people two - three weeks following a heart attack, reports a new clinical trial supported by the National, Heart, Lung, and Blood Institute, part of the National Institutes of Health.

Suggested link between radon and skin cancer
A new study published this week suggests that a link may exist between radon exposure and non-melanoma skin cancer.

Stem cell study helps clarify the best time for therapy to aid heart attack survivors
A research network led by a Mayo Clinic physician found that stem cells obtained from bone marrow delivered two to three weeks after a person has a heart attack did not improve heart function.

Spaniards' capacity for analyzing audiovisual messages is very low
The majority of the population does not have sufficient capacity to critically interpret and analyze the audiovisual images and messages coming from the communication media.

Skilled readers rely on their brain's 'visual dictionary' to recognize words
Skilled readers can recognize words at lightning fast speed when they read because the word has been placed in a visual dictionary of sorts, say Georgetown neuroscientists.

FDA funds Rochester researchers to give chronic and acute pain clinical trials a makeover
For chronic pain sufferers, a day can feel like a year and a year can feel like an eternity.

Top alcohol researchers to discuss alcohol's effects on gene function
Leading alcohol researchers from the United States and Canada will discuss their latest findings at an all-day meeting Nov.

Eliminating co-payments for heart attack medications increases adherence
Researchers from Brigham and Women's Hospital evaluated whether eliminating co-payments for heart attack medications would increase adherence and improve outcomes in patients who have had a heart attack.

Bats, dolphins, and mole rats inspire advances in ultrasound technology
Professor Nathan Intrator of Tel Aviv University is using a unique method to interpret and manipulate the pings and echoes that these animals use for learning about their environments and capturing their prey.

George Mason University research gives hope to women with deadliest breast cancer
Women with inflammatory breast cancer, the deadliest and rarest form of breast cancer, now have a fighting chance thanks to a new finding from George Mason University.

Nice guys can finish first
Nice guys can finish first -- a new paper, published in the Proceedings of the National Academy of Sciences, has found that the dynamic nature of social networks, like those found in everyday life, encourages people to be friendlier and more cooperative, with the possible payoff coming in an expanded social sphere, while selfish behavior can lead to an individual being shunned from the group and left -- literally -- on their own.

Better understanding of neurologic defects improves post-cardiac-arrest discharge
Delay in initiation of therapeutic hypothermia and delay in return of spontaneous circulation, evidenced by a palpable pulse or a measurable blood pressure, were both associated with poor neurologic outcomes in post cardiac arrest patients, according to a study being presented Nov.

How smart managers make dumb decisions and why shareholders encourage them: Rotman paper
There are plenty of examples of corporate managers lying about their companies' earnings and ultimately hurting themselves and the businesses they work for.

Punishment of egoistic behavior is not rewarded
People do not like to be observed when they cause harm to others.

Allen Institute for Brain Science launches new atlas, adds new data and tools to others
The Allen Institute for Brain Science has launched a new brain atlas and updated four existing resources, all publicly available online to accelerate brain research worldwide.

Contraceptive pill associated with increased prostate cancer risk worldwide
Use of the contraceptive pill is associated with an increased risk of prostate cancer around the globe, finds research published in BMJ Open.

Results triple researchers' projections with use of adult stem cells for heart failure
Patients suffering from heart failure due to a previous myocardial infarction showed an average of 12 percent improvement one year following an investigative treatment that involved infusing them with their own stem cells.

YeastBook, the Eukaryotic Cell Encyclopedia is launched by Genetics
YeastBook, a new series of chapters published as articles that organize and analyze data on Saccharomyces cerevisiae, begins publication today in the journal Genetics, published by the Genetics Society of America.

Neurological and executive function impairment associated with breast cancer
Women who survive breast cancer show significant neurological impairment, and outcomes appear to be significantly poorer for those treated with chemotherapy, according to a report in the November issue of the Archives of Neurology, one of the JAMA/Archives journals.

Female marathoners have less plaque than male counterparts, sedentary women
While elite female marathon runners have fewer coronary plaques than their sedentary counterparts, they developed the same plaque volume and percent stenosis when it occurs, according to study findings presented Nov.

Researchers get $7.5M grant to combat nerve agents
A $7.5 million award will help researchers harness the body's own defenses to counteract nerve agents and create antidotes for exposure to pesticides and other poisons.

UC research shows art imitates life -- the 'hard' life, that is
University of Cincinnati research examining the edgy intersection of fashion and crime is revealed at the annual meeting of the American Anthropological Association in Montreal.

Text4baby mobile service shows positive results for new moms
Researchers at UC San Diego Health System's Department of Reproductive Medicine and the National Latino Research Center (NLRC) at Cal State San Marcos University recently presented data at the American Public Health Association Conference in Washington D.C., demonstrating the impact of text4baby, a free mobile service that provides pregnant women and new mothers in San Diego with maternal, fetal and newborn health information via text messages and connects them to national health resources.

Systems engineers help improve flow of visitors in Georgia Aquarium's new dolphin exhibit
Systems engineers at Georgia Tech offered Georgia Aquarium leaders accurate predictions on how the new AT&T Dolphin Tales exhibit would impact guest flow within the aquarium and how to optimize the operations logistics, efficiency and show schedules for the new exhibit.

Telephone-based therapy and exercise appear effective for reducing chronic widespread pain
Telephone-delivered cognitive behavioral therapy and an exercise program, both separately and combined, are associated with short-term positive outcomes for patients with chronic widespread pain, and may offer benefits for patients diagnosed with fibromyalgia, according to a report published online first by Archives of Internal Medicine, one of the JAMA/Archives journals.

Alzheimer's vaccine triggers brain inflammation when brain amyloid burden is high
Patients with Alzheimer's disease who are in the early stages of their illness will likely benefit most from vaccine therapies.

Adolescent alcohol consumption and breast cancer
Breast cancer patients often wonder what their daughters might do to reduce their risk of also developing cancer.

Researchers confirm new cancer-causing virus
An important new study from the Laboratory for Developmental Genetics at USC has confirmed cytomegalovirus (CMV) as a cause of the most common salivary gland cancers.

Talking therapy over the phone improves symptoms of chronic widespread pain
Talking therapy provided over the phone can have a positive impact on people suffering from chronic widespread pain compared to usual care provided by their GP, new research has shown.

Better batteries
Northwestern University engineers have created an electrode for lithium-ion batteries that allows the rechargeable batteries to hold a charge up to 10 times greater than current technology.

Girls with family history of breast disease should avoid alcohol
Adding to research linking alcohol to breast cancer risk, a new study from Washington University School of Medicine in St.

Primary care-based weight intervention helps obese patients reduce weight
Primary care physicians, working with medical assistants in their practices, helped one group of their obese patients lose an average of 10.1 lb during a two-year lifestyle intervention, according to a new study by researchers from the Perelman School of Medicine at the University of Pennsylvania.

Childhood aggression linked to poorer health in adults
Childhood aggression is strongly linked to poorer health in adults and to higher use of health services, according to a new study in CMAJ (Canadian Medical Association Journal).

Post heart attack recovery may not be aided by stem cell injections, but trial demonstrates promise
Although results from LateTIME trial have shown injections within two weeks of adult stem cells (autologous) harnessed from bone marrow of a heart attack were not favorable, the concept shows great promise.

Do you really know what you want in a partner?
Once you meet a potential dating partner, one's ideals are likely to fall by the wayside, according to new research from Northwestern University and Texas A&M University.

BGI announces collaboration with Johns Hopkins University on synthetic yeast project
BGI, the world's largest genomic organization, and Johns Hopkins University today signed a collaborative research agreement for the synthetic yeast project, an ambitious synthetic biology project which seeks to re-design and synthesize the yeast genome.

Evidence emerges of ancient lake in California's Eel River
A catastrophic landslide 22,500 years ago dammed the upper reaches of northern California's Eel River, forming a 30-mile-long lake which has since disappeared.

Story of lymphatic system expands to include chapter on valve formation
A century after the valves that link the lymphatic and blood systems were first described, St.

Withdrawal of care may occur too soon in cardiac arrest patients who receive hypothermia treatment
Physicians may be making premature predictions about which patients are not likely to survive following cardiac arrest -- and even withdrawing care -- before the window in which comatose patients who have received therapeutic hypothermia are most likely to wake up, according to two new studies from the Perelman School of Medicine at the University of Pennsylvania.

Risk of contracting diabetes to increase in world of 7 billion people
World citizen number seven billion is less likely to die from infectious diseases like measles or even AIDS, and more likely to contract diabetes or other non-communicable diseases, as they are now the leading causes of deaths globally.

Heart implant patients' fears about shock leads to sexual dysfunction
Adults with congenital heart disease and implanted cardioverter defibrillators often have a high level of fear and anxiety about the device delivering a shock during sex -- resulting in sexual performance problems, according to research presented at the American Heart Association's Scientific Sessions 2011.

Climate change in Africa's river basins could impede continent's farm transformation efforts
Climate change could significantly alter water flows in major river basins in Africa, presenting a new barrier to nascent efforts to better manage water for food production and to resolve potential cross-border water conflicts all over southern Africa, according to research findings presented at this week's Third International Forum on Water and Food in Tshwane, South Africa.

University Hospitals Case Medical Center unlocks mystery of dystonia with advanced imaging
At University Hospitals Case Medical Center's Neurological Institute, a research team is using advanced imaging technology to explore the complex network of brain activity relating to movement in healthy subjects and in patients with dystonia.

New technique enables study of 'challenging' proteins
Researchers from Hull, Bristol and Frankfurt have shown that a new technique for identifying molecular structure can be used effectively on small samples of biological proteins, particularly proteins that are targeted for drug development.

Loss of weight associated with chronic illness may soon have first treatment
Scientists at Oregon Health & Science University Doernbecher Children's Hospital have discovered a definitive role for the brain in regulating loss of muscle mass that previously has not been described.

Phase I trial begins using gene therapy and bone marrow stem cells in the treatment of brain cancer
University Hospitals Case Medical Center, Case Western Reserve University School of Medicine and Lentigen Corporation announced today the initiation of a novel Phase I clinical trial of LG631 gene therapy for the protection of hematopoietic stem cells from the dose limiting toxicity of chemotherapy with Temodar.

Glioblastoma multiforme in the Dock
Glioblastoma multiforme is the most common malignant brain cancer in humans.

High childhood IQ linked to subsequent illicit drug use
A high childhood IQ may be linked to subsequent illegal drug use, particularly among women, suggests research published online in the Journal of Epidemiology and Community Health.

Jefferson researchers study outcomes of carotid artery stenting following prior carotid procedure
A new study shows that carotid artery stenting (CAS) following prior same-side carotid artery revascularization is safe, effective and results in lower incidences of in-hospital death, stroke and heart attack compared to first-time CAS for carotid artery stenosis.

Malpractice suits cause psychological distress and career burnout among US surgeons
According to the results of a new study published in the November 2011 Journal of the American College of Surgeons, malpractice lawsuits against US surgeons occur often and can take a profound personal toll on the surgeon, resulting in emotional exhaustion, stress, and professional dissatisfaction.

New journal on disruptive science and technology launching in 2012
Mary Ann Liebert Inc., publishers announces the launch of Disruptive Science and Technology, a highly innovative, bimonthly peer-reviewed journal that seeks to publish game-changing research that has the potential to significantly improve human health, well-being, and productivity.

Indianapolis doc recognized as one of nation's top health info tech experts
Paul Dexter, M.D., Wishard Health Services chief medical information officer and a Regenstrief Institute investigator, has been named one of America's leading clinical informaticists by Modern Healthcare.

Team approach may be helpful for integrating genetic testing in management of retinoblastoma
Integrating genetic testing into the management of retinoblastoma by using a multidisciplinary team approach is associated with more timely evaluation of patients and ensuring that all members of the patient's health-care team are aware of genetic implications with regard to cancer risk, according to a report in the November issue of Archives of Ophthalmology, one of the JAMA/Archives journals.

Cell death research wins professor Andreas Strasser 2011 Victoria Prize
Professor Andreas Strasser from the Walter and Eliza Hall Institute of Medical Research has been awarded the 2011 Victoria Prize for his research into the control of cell death.

No double standards for natural health products
Natural health products and medicinal foods should be subject to the same regulations as pharmaceutical drugs to ensure safety and efficacy, states an editorial in CMAJ (Canadian Medical Association Journal).

Each mouse is different
Just as in humans, there are also the tough types or those with a more delicate personality among mice, as Eneritz Gomez, a psychologist at the University of the Basque Country, has been able to confirm.

AMD-like lesions delayed in mice fed lower glycemic index diet
Feeding older mice a lower glycemic index diet delays the onset of age-related, sight-threatening retinal lesions.

USC researchers discover key aspect of process that activates breast cancer genes
Researchers at the Keck School of Medicine of the University of Southern California have discovered key processes by which estrogen, the female sex hormone, activates genes in breast-cancer cells.

Prenatal exposure to environmental pollutants determines weight and size at birth
A higher exposure to xenoestrogens -- a type of environmental pollutants acting as hormones -- University of Granada researchers have found a correlation between estrogenic burden in women's placenta and a higher neonatal weight at birth.

JCI online early table of contents: Nov. 14, 2011
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, Nov.

NYU's Jian Li wins Gruber International Research Award from Society of Neuroscience
Jian Li, a postdoctoral fellow at New York University, has been awarded the Peter and Patricia Gruber International Research Award in Neuroscience.

The first step to change: Focusing on the negative
If you want people to change the current system, or status quo, first you have to get them to notice what's wrong with it.

Low-income older adults more likely to develop heart failure
The odds of having heart failure appear to be higher in seniors with a low income -- even among those with a college or higher education -- according to research presented at the American Heart Association's Scientific Sessions 2011.

Evidence of ancient lake in California's Eel River emerges
A catastrophic landslide 22,500 years ago dammed the upper reaches of northern California's Eel River, forming a 30-mile-long lake, which has since disappeared, and leaving a living legacy found today in the genes of the region's steelhead trout, report scientists at two West Coast universities.

'Intelligent design' theme of Art of Science exhibit
Research images from Princeton University's fifth

Self-organized pituitary-like tissue from mouse ES cells
New work by Hidetaka Suga of the Division of Human Stem Cell Technology, Yoshiki Sasai, Group Director of the Laboratory for Organogenesis and Neurogenesis, and others has unlocked the most recent achievement in self-organized tissue differentiation, steering mouse ESCs to give rise to tissue closely resembling the hormone-secreting component of the pituitary, known as the adenohypophysis, in vitro.

Ancient bronze artifact from East Asia unearthed at Alaska archaeology site
A team of researchers led by the University of Colorado Boulder has discovered the first prehistoric bronze artifact made from a cast ever found in Alaska, a small, buckle-like object found in an ancient Eskimo dwelling and which likely originated in East Asia.

New method for producing precursor of neurons, bone and other important tissues from stem cells
In a paper published in the journal Proceedings of the National Academy of Sciences, scientists at the University of Georgia describe a method that -- in a single step -- directs undifferentiated, or pluripotent, stem cells to become neural crest cells, which are the precursors of bone cells, smooth muscle cells and neurons.

First-in-man study shows cardiac stems cells show promise for treatment of heart failure caused by ischaemic heart disease
The first trial in humans to use the heart's own stem cells to battle heart failure has produced promising results.

New study finds that even the cleanest wastewater contributes to more 'super bacteria'
A new University of Minnesota study reveals that the release of treated municipal wastewater -- even wastewater treated by the highest-quality treatment technology -- can have a significant effect on the quantities of antibiotic-resistant bacteria, often referred to as

New discoveries about human risk aversion and decision-making
What makes us decide to play it safe or take a risk?

Canada needs a vaccine seroepidemiology surveillance system
Canada should establish a vaccine seroepidemiology surveillance network to better understand the effectiveness of vaccination programs, according to an analysis in CMAJ (Canadian Medical Association Journal).

University of Miami study rethinks the ocean's role in Pacific climate
University of Miami researchers have climate scientists rethinking a commonly held theory about the ocean's role in the global climate system.

Productonica: Robot speeds up glass development
Model by model, the electronics in a car are being moved closer to the engine block.

Burns app could save lives at the touch of a button
A former soldier has developed an app which could save the lives of burns victims, both in combat and in hospitals around the world.

An about-face on electrical conductivity at the interface
Researchers are challenging the reasoning that many use to explain conductivity at the interface of complex oxides. 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