Brightsurf Science News & Current Events

December 19, 2013
Integrated approaches to customize fungal cell factories
The natural ability of certain fungi to break down complex substances makes them very valuable microorganisms to use as cell factories in industrial processes.

UT Southwestern neuroscience researchers identify gene involved in response to cocaine
UT Southwestern neuroscience researchers have identified a gene that controls the response to cocaine by comparing closely related strains of mice often used to study addiction and behavior patterns.

'Universal ripple' could hold the secret to high-temperature superconductivity
UBC researchers have discovered a universal electronic state that controls the behavior of high-temperature superconducting copper-oxide ceramics.

Slosh experiment designed to improve rocket safety, efficiency
A better understanding of fluid slosh could not only decrease fuel uncertainty, but increase efficiency, reduce costs and allow additional payloads to be launched.

Throwing out the textbook: Salt surprises chemists
Table salt, sodium chloride, is one of the first chemical compounds that schoolchildren learn.

How cells remodel after UV radiation
Researchers at the University of California, San Diego School of Medicine, with colleagues in The Netherlands and United Kingdom, have produced the first map detailing the network of genetic interactions underlying the cellular response to ultraviolet radiation.

Chewing gum is often the culprit for migraine headaches in teens
Teenagers are notorious for chewing a lot of gum. Now a Tel Aviv University researcher has found that gum-chewing teenagers, and younger children as well, are giving themselves headaches too.

In addiction, meditation is helpful when coupled with drug and cognitive therapies
First author Yariv Levy says,

New ways to promote fitness for urban girls proposed by Rutgers-Camden nursing professor
How African-American girls and women perceive physical fitness are addressed by scholar at the Rutgers School of Nursing-Camden.

Nutrition influences metabolism through circadian rhythms, UCI study finds
A high-fat diet affects the molecular mechanism controlling the internal body clock that regulates metabolic functions in the liver, UC Irvine scientists have found.

Press registration opens for 2014 national meeting of world's largest scientific society
Journalists may now apply for press credentials for the American Chemical Society's 247th National Meeting & Exposition.

Texting may be good for your health
Most participants said the mobile education program made them more aware of their diabetes risk, more likely to make diet-related behavior changes and lose weight.

Protein links liver cancer with obesity, alcoholism, and hepatitis
A new study identifies an unexpected molecular link between liver cancer, cellular stress, and risk factors for developing this cancer -- obesity, alcoholism, and viral hepatitis.

Emotions in Parkinson's disease
A study conducted with the collaboration of the International School for Advanced Studies of Trieste investigates the origins of the difficulty recognizing certain emotions that affects patients with Parkinson's disease.

Greater dietary fiber intake associated with lower risk of heart disease
Greater dietary fibre intake is associated with a lower risk of both cardiovascular disease and coronary heart disease, a paper published today on suggests.

Electron's shapeliness throws a curve at supersymmetry
A small band of particle-seeking scientists at Yale and Harvard has established a new benchmark for the electron's almost perfect roundness, raising doubts about certain theories that predict what lies beyond physics' reigning model of fundamental forces and particles, the Standard Model.

New evidence that computers change the way we learn
People who use computers regularly are constantly mapping the movements of their hand and computer mouse to the cursor on the screen.

The origin of flowers: DNA of storied plant provides insight into the evolution of flowering plants
The newly sequenced genome of the Amborella plant will be published in the journal Science on 20 December 2013.

Anti-epilepsy drugs can cause inflammations
Physicians investigated if established anti-epilepsy drugs have anti-inflammatory or pro-inflammatory properties -- an effect for which these pharmaceutical agents are not usually tested.

91 new species described by California Academy Of Sciences in 2013
In 2013, researchers at the California Academy of Sciences discovered 91 new plant and animal species and two new genera, enriching our understanding of the complex web of life on Earth and strengthening our ability to make informed conservation decisions.

With sinus study, Saint Louis University researchers find that harmless members of microbiome spark immune reaction
Researchers have found evidence that some chronic sinus issues may be the result of inflammation.

Salty surprise -- ordinary table salt turns into 'forbidden' forms
High-pressure experiments with ordinary table salt have produced new chemical compounds that should not exist according to the textbook rules of chemistry.

Controlling parasitic worms with genetic selection
Helminths are gastrointestinal parasitic worms that have become a major concern and source of economic loss for sheep producers around the world.

Deepwater Horizon NRDA study shows possible oil impact on dolphins
Bottlenose dolphins in Louisiana's Barataria Bay have lung damage and adrenal hormone abnormalities not previously seen in other dolphin populations, according to a new peer-reviewed study published Dec.

Helmut Schmidt: The speeches and writings of a forward-looking German politician
Helmut Schmidt: A Pioneer of International Economic and Financial Cooperation marks the 95th birthday of the former German chancellor.

Congenital heart disease causes hypoglycaemia
In a new study, scientists from University of Copenhagen document a connection between congenital arrhythmia and the bodies' ability to handle sugar.

The cost of antibiotic drugs for children -- a comparison of 2 countries
The 2009 costs of antibiotics covered by private insurance companies in the U.S. for children younger than 10 years old were estimated to be more than five times higher than the costs in the United Kingdom, which are covered by a government universal health plan.

Greek economic crisis leads to air pollution crisis
A spike in fuel prices has led to Greek residents burning more wood to keep warm -- with significant negative impacts on air quality.

Researchers generate kidney tubular cells from stem cells
Investigators have discovered a cocktail of chemicals which, when added to stem cells in a precise order, turns on genes found in kidney cells in the same order that they turn on during embryonic kidney development.

New method to detect genetic defects in egg cells could double the success rate of IVF
Infertility affects up to 15 percent of couples around the world, and in vitro fertilization (IVF) is one way to treat this common condition.

Scientists look to tackle bacterium that is major cause of diarrhea, vomiting
Scientists want to make a chink in the armor of a bacterium that has little name recognition yet is the number-one bacterial cause of the diarrhea, vomiting and stomach pain Americans experience annually.

ASU researchers develop new device to help image key proteins at room temperature
A group of researchers from Arizona State University are part of a larger team reporting a major advance in the study of human proteins that could open up new avenues for more effective drugs of the future.

A new role for milk: Delivering polyphenols with anti-cancer activity
Polyphenols found in tea manifest anti-cancer effects but their use is limited by poor bioavailability and disagreeable taste.

Renegades of cell biology: Why K-Ras gene mutations prove so deadly in cancer
Cells with a mutation in the gene called K-Ras--found in close to 30 percent of all cancers, but mostly those with worst prognosis, such as pancreatic cancer, colon cancer, and lung cancer -- behave in ways that subvert the normal mechanisms of cell death, according to a cell-culture study by researchers from Huntsman Cancer Institute at the University of Utah.

Young killer cells protect against infectious mononucleosis
Most people are carriers of the Epstein-Barr Virus, which can trigger infectious mononucleosis.

Deciphering the secret of the sugar beet
An international team of researchers from Bielefeld University, Germany, the Centre for Genomic Regulation in Barcelona, Spain, the Max Planck Institute for Molecular Genetics, Department of Vertebrate Genomics in Berlin and further partners from academia and the private sector, have been able to sequence and analyze for the first time the sweet genes of beetroot.

Brain repair after injury and Alzheimer's disease
Scientists at Penn State University have developed an innovative technology to regenerate functional neurons after brain injury.

The black-white infant mortality gap: Large, persistent and unpredictable
The unobservable factors that underpin the infant mortality gap between blacks and whites have persisted for more than 20 years and now appear to play a larger role than the observable factors, according to a new study by Michigan State University researchers.

Mating is the kiss of death for certain female worms
The presence of male sperm and seminal fluid causes female worms to shrivel and die after giving birth, Princeton University researchers reported this week in the journal Science.

Brain connections may explain why girls mature faster
Newcastle University scientists have discovered that as the brain re-organises connections throughout our life, the process begins earlier in girls which may explain why they mature faster during the teenage years.

Reinterpreting origins, examining skeletal preservation, and understanding volcanics
GSA Bulletin articles posted online ahead of print on 6 and 13 December 2013 cover earthquake hazards of the Santa Barbara suburban area; apatite and the skeletons of early animals; the peculiar geological features of Faial (Azores, Portugal); the nature of Mount Rainier; the origin of Pearya terrane, Canada; a re-interpretation of the Chilhowee Group of the Appalachian Blue Ridge; and more.

Big data project reveals where carbon-stocking projects in Africa provide the greatest benefits
One way to reduce concentrations of greenhouse gases in the atmosphere is to ensure that carbon is stored on the ground to the greatest extent possible.

Researchers show the power of mirror neuron system in learning and language understanding
Anyone who has tried to learn a second language knows how difficult it is to absorb new words and use them to accurately express ideas in a completely new cultural format.

A micro-muscular breakthrough
Berkeley Lab researchers have demonstrated a micro-sized robotic torsional muscle/motor made from vanadium dioxide that for its size is a thousand times more powerful than a human muscle, able to catapult objects 50 times heavier than itself over a distance five times its length faster than the blink of an eye.

Beyond Mendel
On a cloudless day in Dangriga, a coastal city in southern Belize, a group of students are hard at work.

A new -- and reversible -- cause of aging
Researchers have discovered a cause of aging in mammals involving a series of molecular events that disables communication between the nucleus and mitochondria.

New gene responsible for cleft lip and palate syndrome identified
An international team led by researchers from Karolinska Institutet in Sweden has identified a new gene related to the Van der Woude syndrome, the most common syndrome with cleft lip and palate.

New compound could reverse loss of muscle mass in cancer and other diseases
A new antibody could dramatically boost strength and muscle mass in patients with cancer, chronic obstructive pulmonary disease, sporadic inclusion body myositis, and in elderly patients with sarcopenia according to research published ahead of print in the journal Molecular and Cellular Biology.

Biologists find clues to a parasite's inconsistency
MIT researchers find that certain strains of Toxoplasma provoke inflammation that can damage host cells, while others are harmless.

Helping good genes win in brain cancer cells
Porto Alegre, Brazil - Researchers at the Federal University of Rio Grande do Sul, the university hospital (Hospital de Clínicas de Porto Alegre, HCPA) and the Children's Cancer Institute (Instituto do Câncer Infantil do Rio Grande do Sul, ICI-RS) in Porto Alegre, Brazil, have shown that manipulating an epigenetic mechanism, which regulates gene expression, may promote cell death and favor maturation towards less malignant-prone phenotypes in pediatric brain cancer cell lines.

Most women on dialysis -- even those who lack interest in sex -- are satisfied with their sex lives
Among women on chronic dialysis, sexual inactivity is common, with the most frequently described reasons being lack of interest in sex and lack of a partner.

Classic signaling pathway holds the key to prostate cancer progression
University of Houston researchers published a study investigating the processes through which androgen receptors affect prostate cancer progression.

H. pylori vaccine shows promise in mouse studies
Researchers from Southern Medical University in Guangdong, Guangzhou, China, have developed an oral vaccine against Helicobacter pylori, the bacteria responsible for peptic ulcers and some forms of gastric cancer, and have successfully tested it in mice.

NASA sees Tropical Cyclone Bruce still wide-eyed
Tropical Cyclone Bruce was still maintaining hurricane-force in the Southern Indian Ocean when NASA's Terra satellite passed over the eye of the storm.

Stanford and Google team up to simulate key drug receptor
The successful atom-level simulation of a G protein-coupled receptor could lead to improved drug design, blazing the path for specialized scientific projects on cloud computer systems.

Saving fertility not priority at most cancer centers
Infertility is one of the most distressing long-term side effects of cancer treatment for adolescents and young adults.

Monthly appointments with pharmacists improve medication adherence
Patients are more likely to take chronic medications when they meet monthly with pharmacists to coordinate medication schedules and treatments, according to a Virginia Commonwealth University study.

Inside the Bloomberg public health toolbox
As Mayor Michael Bloomberg's term comes to a close, the latest research indicates that he leaves a legacy of ambitious public health policies that have improved the health and increased the life expectancy of New Yorkers.

Lactation consultant visits spur breastfeeding among women who usually resist it
In two separate clinical trials, researchers at Albert Einstein College of Medicine of Yeshiva University have found that periodic meetings with a lactation consultant encourages women traditionally resistant to breastfeeding to do so, at least for a few months--long enough for mother and child to gain health benefits.

Learning to predict sickle cell crisis and monitor treatment
Researchers at Case Western Reserve University have received a $486,000 Doris Duke Foundation award to discover how to predict when sickle cell disease patients will suffer an acute crisis and monitor the effectiveness of treatments.

DNA clamp to grab cancer before it develops
As part of an international research project, a team of researchers has developed a DNA clamp that can detect mutations at the DNA level with greater efficiency than methods currently in use.

African-American women must eat less or exercise more to lose as much weight as caucasians
African-American women may need to eat fewer or burn more calories than their Caucasian counterparts in order to lose a comparable amount of weight, according to researchers at the University of Pittsburgh School of Medicine in a study published online in the International Journal of Obesity.

CCNY chemists use sugar-based gelators to solidify vegetable oils
Researchers at the City College of New York have reported the successful transformation of vegetable oils to a semisolid form using low-calorie sugars as a structuring agent.

Research linking autism symptoms to gut microbes called 'groundbreaking'
A new study showing that feeding mice a beneficial type of bacteria can ameliorate autism-like symptoms is

Natural gas saves water, even when factoring in water lost to hydraulic fracturing
A new study finds that in Texas, the US state that annually generates the most electricity, the transition from coal to natural gas for electricity generation is saving water and making the state less vulnerable to drought.

Government's voluntary approach to improving hospital food is not working, argues expert
As the government announces a review of hospital food, Katharine Jenner, Chair of the Campaign for Better Hospital Food, argues that only by setting legally binding standards for hospital food can it ensure that inpatients get served high quality, nourishing meals.

Ancient cranial surgery
Some might consider drilling a hole in someone's head a form of torture, but in the province of Ahdahuaylas in Peru, ca.

Healthier Happy Meals
What would happen if a fast-food restaurant reduces the calories in a children's meal by 104 calories, mainly by decreasing the portion size of French fries?

Dual catalysts help synthesize alpha-olefins into new organic compounds
Boston College chemists have developed a method to convert chemicals known as alpha-olefins into new organic compounds.

The first cancer operation room with a navigator is created
A team of researchers from Gregorio Marañón Hospital, the company GMV and the Universidad Carlos III de Madrid have started the first cancer operation room with a navigator.

Rapid diagnostics, a new opportunity for European companies
Led by the Basque R&D Alliance IK4, 13 organizations in 8 different countries have been conducting research for three years under the European LabOnFoil project to develop new rapid diagnostic devices.

X-ray laser maps important drug target
Researchers have used one of the brightest X-ray sources on the planet to map the 3-D structure of an important cellular gatekeeper known as a G protein-coupled receptor, or GPCR, in a more natural state than possible before.

Norway's quest to discover all its native species
More than a thousand new species -- nearly one-quarter of which are new to science -- have been discovered in Norway since a unique effort to find and name all of the country's species began in 2009.

NASA sees heavy rain continue in Tropical Cyclone Amara
NASA's TRMM satellite saw heavy rainfall was happening in Tropical Cyclone Amara on Dec.

TGen attracts Dallas partner in Translational Drug Development
ORIX USA Health and Life Sciences has completed an investment into Translational Drug Development through the purchase of equity from the Translational Genomics Research Institute.

Angelina Jolie's preventive mastectomy raised awareness, but not knowledge of breast cancer risk
Angelina Jolie heightened awareness about breast cancer when she announced in May 2013 that she had undergone a preventive double mastectomy, but a new study by the University of Maryland School of Public Health reveals that despite widespread awareness of Jolie's story, most Americans could not correctly answer questions about breast cancer risk.

Bullying in academia more prevalent than thought, says Rutgers-Camden scholar
Bullying isn't only a problem that occurs in schools or online among young people.

Cocaine, meth response differ between 2 substrains of 'Black 6' laboratory mouse
Researchers including Jackson Laboratory Professor Gary Churchill, Ph.D., have found a single nucleotide polymorphism difference in cocaine and methamphetamine response between two substrains of the C57BL/6 or

Gladstone scientists discover how immune cells die during HIV infection; identify potential drug to block AIDS
Research led by scientists at the Gladstone Institutes has identified the chain of molecular events that drives the death of the immune system's CD4 T cells as an HIV infection leads to AIDS.

Researchers find a cause of aging that can be reversed
Medical researchers have found a cause of ageing in animals that can be reversed, possibly paving the way for new treatments for age-related diseases including cancer, type 2 diabetes, muscle wasting and inflammatory diseases.

Management of atrial fibrillation still suboptimal in Europe
Statistics show that oral anticoagulant use has increased, but new oral anticoagulant use is still low.

Anxiety linked to higher long-term risk of stroke
This is the first study to link anxiety to a greater risk of stroke.

Team finds new way to map important drug targets
Researchers have used new techniques and one of the brightest X-ray sources on the planet to map the 3-D structure of an important cellular gatekeeper in a more natural state than possible before.

Scientific data lost at alarming rate
Eighty percent of scientific data are lost within two decades, according to a new study that tracks the accessibility of data over time.

Amino acid's increase is suspected in diabetes
Scientists at The University of Texas Health Science Center at San Antonio conducted research that suggests the amino acid tyrosine has a direct effect in diabetes.

New study shows that more than half of consumers will choose a health-care plan that costs too much
Tens of millions of consumers are expected to sign up for healthcare via the new health insurance exchanges set up by the federal and state governments.

Gene transfer gone wild reveals driving force behind mitochondrial sex
Pioneering research led by Indiana University has identified genes from a number of plant species, including the entire mitochondrial genomes from three green algae and one moss, in the mitochondrial genome of Amborella trichopoda.

MRI method for measuring MS progression validated
New imaging research from Western University (London, Canada) has demonstrated that a magnetic resonance imaging approach called quantitative susceptibility mapping can be an important tool for diagnosing and tracking the progression of Multiple Sclerosis and other neurological diseases.

Class that mixes urban ecology and microbiology wins Science magazine prize
Because of its effectiveness at drawing in young students of all types and exposing them to the process of actual scientific research, the curriculum developed by Harris and Bellino, known as the Student Barcoding Project, has been selected to win the Science Prize for Inquiry-Based Instruction.

Science's top 10 breakthroughs of 2013
This year, promising results emerged from clinical trials of cancer immunotherapy, in which treatments target the body's immune system rather than tumors directly.

High-dose cytarabine improves outcome in patients with AML in EORTC-GIMEMA AML-12 Trial
Results of the EORTC and GIMEMA (Gruppo Italiano Malattie Ematologiche dell' Adulto) AML-12 Trial appearing in the Journal of Clinical Oncology show that high-dose cytarabine in induction treatment improves outcome of adult patients with acute myeloid leukemia.

Living at home with dementia
Most people with dementia who live at home have multiple unmet health and welfare needs, any number of which could jeopardize their ability to remain home for as long as they desire, new Johns Hopkins research suggests.

Concussion tests' marketing outpaces scientific evidence, new review says
Computerized neurocognitive testing for concussions is widely used in amateur and professional sports, but little research over the past decade proves its effectiveness, a paper published this month in the journal Neuropsychology Review says.

Many people with diabetes still lose vision, despite availability of vision-sparing treatment
Despite recent advances in prevention and treatment of most vision loss attributed to diabetes, a new study shows that fewer than half of Americans with damage to their eyes from diabetes are aware of the link between the disease and visual impairment, and only six in 10 had their eyes fully examined in the year leading up to the study.

Essential factor for Lyme disease transmission identified
Borrelia burgdorferi, the bacterium that causes Lyme disease, hitchhikes in ticks for dissemination to mammalian hosts--including humans.

Telecoupling science shows China's forest sustainability packs global impact
As China increases its forests, a Michigan State University sustainability scholar proposes a new way to answer the question: if a tree doesn't fall in China, can you hear it elsewhere in the world?

BCG vaccine more effective than previously thought
The BCG vaccine has been found to be more effective against the most common form of tuberculosis than previously thought, according to a systematic review led by the London School of Hygiene & Tropical Medicine.

Neiker-Tecnalia studies the tree species that will adapt best to climate change in the Basque Country
The Basque Institute for Agricultural Research and Development, Neiker-Tecnalia, has set up three arboreta -plantations of trees of different species for scientific or educational purposes- in Bizkaia, in order to study the capacity of different tree species to adapt to the climate the Basque Country is expected to have in the future.

Nearly 8 percent of hip implants not backed by safety evidence
Almost 8 percent of all implants used in hip replacement surgery have no readily available evidence relating to their safety or effectiveness, finds a study published on today.

New magnetic behavior in nanoparticles could lead to even smaller digital memories
Researchers from the Universitat Autònoma de Barcelona and the Institut Catala de Nanociencia i Nanotecnologia have achieved to create a new behavior in magnetic core/shell nanoparticles.

Opposing phenomena possible key to high-efficiency electricity delivery
Princeton University-led researchers report that the coexistence of two opposing phenomena might be the secret to understanding how materials known as high-temperature superconductors -- heralded as the future of powering our homes and communities -- actually work.

Availability of food increases as countries' dependence on food trade grows
Sufficient food is available for increasing numbers of people, but at the same time, the dependence of countries on international trade in foodstuffs has increased considerably in 40 years.

Protein links liver cancer with obesity, alcoholism, and hepatitis
A new study identifies an unexpected molecular link between liver cancer, cellular stress, and risk factors for developing this cancer -- obesity, alcoholism, and viral hepatitis.

Stowers researchers announce first genetic model of a human jaw fusion defect known as syngnathia
The face you critiqued in the mirror this morning was sculpted before you were born by a transient population of cells called neural crest cells.

Scientists decode serotonin receptor at room temperature
An international research team has decoded the molecular structure of the medically important serotonin receptor at room temperature for the first time.

Breaking the cycle of obesity, inflammation and disease
Researchers at University of Michigan have illuminated an aspect of how the metabolic system breaks down in obesity.

An increase of just 2,000 steps a day cuts cardiovascular disease risk by 8 percent in those with a high risk of type 2 diabetes
A large international study of people with impaired glucose tolerance (IGT; a precursor to diabetes) has found that every additional 2000 steps taken a day over one year--roughly equivalent to 20 min a day of moderately-paced walking--reduces the risk of cardiovascular events such as heart attack and stroke by 8 percent.

Mayo Clinic and The Links, Incorporated collaborate to reduce health disparities in the African-American community
The world's first and largest group medical practice and one of the nation's premier volunteer service organizations of professional African-American women are joining forces to eradicate health disparities among communities of color in the United States.

Electron 'antenna' tunes in to physics beyond Higgs
In making the most precise measurements ever of the shape of electrons, a team of Harvard and Yale scientists have raised severe doubts about several popular theories of what lies beyond the Higgs boson.

Landscape architecture study places value on Klyde Warren Park, other urban spaces
A UT Arlington landscape architect and his graduate students have published three case studies for the 2013 Case Study Investigation Series for the Landscape Architecture Foundation that help show environmental, economic and social benefits of notable projects in that sector.

Suicide is widely deemed immoral because it 'taints the soul,' study shows
People -- even non-religious people -- make the moral judgment that suicide is wrong not because of any specific harm related to the act, but because they believe it taints the purity of a person's soul, according to a report by researchers at Boston College and Boston University, published in the journal Cognition.

Evolution of plumage patterns in male and female birds
Research looks at the evolutionary pathways to differences in bird plumage patterns between males and females -- and concludes that birds are able to adapt their appearance with remarkable ease.

Corn pest decline may save farmers money
Populations of European corn borer (ECB), a major corn crop pest , have declined significantly in the eastern United States, according to Penn State researchers.

Study confirms target of potent chronic leukemia drug
A new study helps confirm that a molecule targeted by the experimental drug ibrutinib is critical for the development of chronic lymphocytic leukemia, the most common form of adult leukemia.

Modern caterpillars feed at higher temperatures in response to climate change
Caterpillars of two species of butterflies in Colorado and California have evolved to feed rapidly at higher and at a broader range of temperatures in the past 40 years, suggesting that they are evolving quickly to cope with a hotter, more variable climate.

Springer and the American Thoracic Society to collaborate
Springer and the American Thoracic Society (ATS) have entered into a partnership to collaborate on the book series Respiratory Medicine.

TB bacteria mask their identity to intrude into deeper regions of lungs
TB-causing bacteria appear to mask their identity to avoid recognition by infection-killing cells in the well-patrolled upper airways.

Data are lost to science at 'astonishing rate'
New evidence reported in the Cell Press journal Current Biology on December 19 confirms long-held fears about the fate of scientific data.

Oh, the places you'll go -- if you're an Atlantic slipper shell
Walk the beach or peer into a tidepool anywhere along the northeastern US coast, and you'll find shells stacked on top of one another.

Keck Medicine physicians become first to implant epilepsy-controlling device
On Dec. 18, Keck Medicine of USC became the world's first medical center to implant a responsive brain device newly approved by the Food and Drug Administration to treat epilepsy, with potential to help millions of people worldwide.

Disabled shoppers confront holiday shopping barriers
Retailers are excluding shoppers with disabilities, says a marketing professor at Rutgers School of Business-Camden.

Saving dollars while helping babies
Amid soaring health-care costs, nurse home visits can save health dollars while helping families, says a new Duke study by Kenneth Dodge. 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