Brightsurf Science News & Current Events

May 31, 2012
Blanch your weeds
You don't need to spray weedkiller to remove the weeds between your paving stones.

Protein pathways provide clues in leukemia research
Scientists at Rice University and MD Anderson Cancer Center analyzed proteins identified in leukemia patients.

Sex: It's a good thing
In a study on evening primroses, biologist Erika Hersch-Green has found that sexual reproduction strengthens an organism's ability to adapt; specifically, it may lead to stronger disease resistance.

Researchers call for obesity prevention efforts to focus on community-wide systems
In a recently published article, a researcher from the Perelman School of Medicine at the University of Pennsylvania, in collaboration with peers and colleagues from across the nation, says that effective strategies to target pregnancy, infancy, and toddlers are urgently needed to stop the progression of childhood obesity.

Catching solar particles infiltrating Earth's atmosphere
On May 17, 2012, an M-class flare exploded from the sun.

Singing in the rain: Technology improves monitoring of bird sounds
Researchers have created a new computer technology that can listen to multiple bird sounds at one time to identify which species are present and how they may be changing as a result of habitat loss or climate change.

Drug companies moving toward green goals
Many pharmaceutical companies in a new survey are making progress in embracing the guiding principles of green chemistry, which seek to minimize the use of potentially hazardous substances in producing medications, reduce the generation of waste and operate in other environmentally friendly ways.

On early Earth, iron may have performed magnesium's RNA folding job
Georgia Tech researchers used experiments and numerical calculations to show that iron, in the absence of oxygen, can substitute for magnesium in RNA binding, folding and catalysis.

Novel X-ray technique opens door to new biological insights
Scientists have used a novel X-ray technique to peer into the internal structure of a common biomolecule.

Flies with Restless Legs Syndrome point to a genetic cause
When flies are made to lose a gene with links to Restless Legs Syndrome (RLS), they suffer the same sleep disturbances and restlessness that human patients do.

7 scientific pioneers receive the 2012 Kavli Prizes
Seven pioneering scientists have been named this year's recipients of the Kavli Prizes -- prizes that recognize scientists for their seminal advances in astrophysics, nanoscience and neuroscience, and include a cash award of one million dollars in each field.

Dementia care model that reduces hospitalizations successfully translated into practice
Translating research into practice, a model of dementia care developed by Regenstrief Institute and Indiana University researcher-clinicians that significantly reduces emergency department visits and hospitalizations, and encourages use of medications that are not harmful to older brains has now been used to treat over 1,000 patients.

ARL Enterprise for Multiscale Modeling of Materials makes research awards
The US Army Research Laboratory Enterprise for Multiscale Modeling of Materials has awarded funding to two universities to lead consortiums that will bring together government, academia and industry to holistically address multiscale modeling of materials from atoms to applications.

Bioethics for Beginners: 60 Cases and Cautions from the Moral Frontier of Healthcare
Bioethics for Beginners maps the giant dilemmas posed by new technologies and medical choices, using 60 cases taken from our headlines, and from the worlds of medicine and science.

Einstein awarded $6 million grant to develop new TB vaccine against drug-resistant strains
The National Institutes of Health has awarded researchers at Albert Einstein College of Medicine at Yeshiva University a five-year, $5.9 million grant to develop a new vaccine against tuberculosis, including the toughest-to-treat forms of the disease known as multi drug-resistant and extensively drug-resistant.

Memory training unlikely to help in treating ADHD, boosting IQ
Working memory training is unlikely to be an effective treatment for children suffering from disorders such as attention-deficit/hyperactivity or dyslexia, according to a research analysis published by the American Psychological Association.

Is there a 'healthy' obesity gene?
Dr. Chaodong Wu, Texas A&M University System, and a group of researchers recently investigated whether a specific gene/enzyme could be help explain why some obese people do not get chronic diseases typically associated with obesity.

New study: Snacking on raisins controls hunger, promotes satiety in children
New research recently announced at the Canadian Nutrition Society annual meeting in Vancouver, B.C., suggests eating raisins as an after-school snack prevents excessive calorie intake and increases satiety -- or feeling of fullness -- as compared to other commonly consumed snacks.

A post-coital switch: Mapping the changing behaviors in the female fruit fly's mind
If men are from Mars and women are from Venus, then it shouldn't be surprising that their neural circuits differ.

Scientists identify possible drug target for acute pancreatitis
Scientists from the universities of Illinois and California have found that the inflammatory protein interleukin-6 (IL-6) plays a pivotal role in the duration of acute pancreatitis in animal models with this condition.

EPSRC/GSK announce creation of new Chair in Sustainable Chemistry at the University of Nottingham
The Engineering and Physical Sciences Research Council and GlaxoSmithKline today announced that they will jointly contribute to the funding for a Chair in Sustainable Chemistry to be based at the planned GSK Carbon Neutral Laboratory for Sustainable Chemistry at the University of Nottingham.

Hepatitis C 'switch' offers target for new drug research
Scientists have discovered a

'Intelligent medicine' erases side effects
Treatment with the dangerous glucocorticoid steroids may now work with 50-fold lower doses.

A 'B12 shot' for marine algae?
Studying algal cultures and seawater samples from the Southern Ocean off Antarctica, a team of researchers from Woods Hole Oceanographic Institution and the J.

Rewriting DNA to understand what it says
New Weizmann Institute technology speeds up DNA

Wildfire and an example of its important link to the ecosystem
Researchers are stuck between two ideals -- wildfire is beneficial in that it burns away decades of accumulated organic material; while on the other hand, severe wildfire can also deplete forests of nitrogen and send pulses of nutrients downstream -- not to mention the damage it does to timber and private property.

Leading childhood asthma group supports federal asthma action plan to reduce disparities
During an event with leaders from three US federal agencies and the White House, the executive director of the Merck Childhood Asthma Network, Inc.

Building molecular 'cages' to fight disease
UCLA biochemists have designed specialized proteins that assemble themselves to form tiny molecular cages hundreds of times smaller than a single cell.

Health benefits of vitamin D dependent on type taken
New research funded by the Biotechnology and Biological Sciences Research Council has shown that vitamin D3 supplements could provide more benefit than the close relative vitamin D2.

Moving cotton land to bioenergy crops may be 'green' in more ways than one
What happens when traditional cotton country is converted to grow bioenergy crops?

Hiding true self at work can result in less job satisfaction, greater turnover
Hiding your true social identity -- race and ethnicity, gender, age, religion, sexual orientation or a disability -- at work can result in decreased job satisfaction and increased turnover, according to a new study from Rice University.

Student researchers seek to develop new therapies for cancer
Four University of Houston students are well on their way to emerging cancer research careers upon achieving significant milestones this spring in their work toward new therapies for prostate and breast cancer.

Dual effect on tumor blood vessels
Angiogenesis is considered to be a major target of new cancer treatments.

Dark chocolate could prevent heart problems in high-risk people
Daily consumption of dark chocolate can reduce cardiovascular events, such as heart attacks and strokes, in people with metabolic syndrome (a cluster of factors that increases the risk of developing heart disease and diabetes), finds a study published on today.

UNH to analyze 'bellwether' solar event data from European satellite
When the sun launched a moderate, or M-class, solar flare May 17, 2012, the event was not just an additional solar wake-up call; it produced something that has the solar physics community puzzled and scientists from the University of New Hampshire poised to analyze a singular dataset gathered during the event by a European satellite called PAMELA -- short for Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics.

Researchers identify promising biomarkers and new therapeutic targets for kidney cancer
Using blood, urine and tissue analysis of a unique mouse model, a team led by UC Davis researchers has identified several proteins as diagnostic biomarkers and potential therapeutic targets for kidney cancer.

Study: High levels of activity aid arterial functioning; might help women more than men
Indiana U. researchers found that the highly active middle-aged study subjects appear to avoid the arterial stiffening that typically comes with aging.

New device warns workers of high levels of airborne metals in minutes rather than weeks
Scientists are reporting development of a new paper-based device that can warn workers that they are being exposed to potentially unhealthy levels of airborne metals almost immediately, instead of the weeks required with current technology.

New type of biosensor is fast, super-sensitive
A whole new class of biosensor that can detect exceptionally small traces of contaminants in liquids in just 40 minutes has been developed by a UNSW-led team of researchers.

Standing trees better than burning ones for carbon neutrality
The search for alternatives to fossil fuels has prompted growing interest in the use of wood, harvested directly from forests, as a carbon-neutral energy source.

Alzheimer's protein structure suggests new treatment directions
The molecular structure of a protein involved in Alzheimer's disease -- and the surprising discovery that it binds cholesterol -- could lead to new therapeutics for the disease, Vanderbilt University investigators report in the June 1 issue of the journal Science.

Nanotechnology breakthrough could dramatically improve medical tests
A laboratory test used to detect disease and perform biological research could be made more than 3 million times more sensitive, according to researchers who combined standard biological tools with a breakthrough in nanotechnology.

ALMA turns its eyes to Centaurus A
A new image of the galaxy Centaurus A, made with the Atacama Large Millimeter/submillimeter Array (ALMA), shows how the observatory allows astronomers to see through the opaque dust lanes that obscure the galaxy's center, with unprecedented quality.

NYUCD receives grant to identify biomarkers for the progression of periodontal disease
New York University College of Dentistry has been selected as one of five institutions that are sharing a $20.7 million grant from the National Institute of Dental and Craniofacial Research to the Forsyth Institute to find new ways to diagnose and fight periodontal disease.

X-ray laser probes biomolecules to individual atoms
An international team led by the DOE's SLAC National Accelerator Laboratory has proved how the world's most powerful X-ray laser can assist in cracking the structures of biomolecules, and in the processes helped to pioneer critical new investigative avenues in biology.

Scripps Research's Richard Lerner wins Prince of Asturias Award for Scientific & Technical Research
Scripps Research Institute Professor Richard A. Lerner, M.D., has won a prestigious international honor, the Prince of Asturias Award for Scientific and Technical Research, according to an announcement made today by the Prince of Asturias Foundation.

Baby wipes as safe as using water, study finds
New research has found that a brand of baby wipes is just as safe and hydrating as using water alone on newborn skin, suggesting official guidance may need updating.

The first pilot wastewater treatment plant with integrated wood production opened in Mongolia
Long winters with low temperatures of -40 C and extended hot and dry periods with sand storms are significant challenges for people and infrastructure in Mongolia.

Open-fire cooking may affect child cognitive development
Children exposed to open-fire cooking in developing countries experience difficulty with memory, problem-solving and social skills, according to researchers at the University of California, Riverside and Pitzer College in Claremont, Calif.

Mystery of monarch migration takes new turn
A prevailing theory contends that eastern and western monarchs are genetically distinct, and that genetic mechanisms trigger their divergent migratory paths.

The first prehistoric Iberian twins have been found
Researchers at the Autonomous University of Barcelona have discovered the remains of newborn twin girls in the archaeological site of Olerdola in Barcelona.

UICC World Cancer Congress -- Aug. 27-30, 2012 -- Montreal
Meet with leading international experts such as Former Nobel Prize winner Dr.

Tattoos: Philosophy for Everyone: I ink, therefore i am
Body art or eyesore, a celebration of individuality, or at very least a conversation piece, tattoos provide fertile ground for philosophical discussion, raising intriguing questions from aesthetics to feminism, from semiotics to the philosophy of the person.

Caltech astronomer Mike Brown awarded Kavli Prize in astrophysics
Mike Brown, the Richard and Barbara Rosenberg Professor and professor of planetary astronomy at the California Institute of Technology (Caltech), has been named a co-winner of the 2012 Kavli Prize in Astrophysics for his efforts to understand the outer solar system -- work that led to the demotion of Pluto.

New small solid oxide fuel cell reaches record efficiency
A new solid oxide fuel cell system developed by Pacific Northwest National Laboratory can achieve a record of up to 57 percent efficiency and is designed to be scaled up to generate electricity for individual homes or neighborhoods

Researchers identify mechanism that maintains stem cells readiness
An immune-system receptor plays an unexpected but crucially important role in keeping stem cells from differentiating and in helping blood cancer cells grow, researchers at UT Southwestern Medical Center report today in the journal Nature.

Maternal smoking disrupts retinoid pathways in the developing fetal lung
Maternal smoking can lead to lung disease in babies, including asthma.

Bias found in state supreme courts, according to UGA study
The assignment to write a court's majority opinion is one of the major tools for shaping judicial and, consequently, public policy.

Juvenile arthritis patients may have issues maintaining employment as adults
As children with juvenile idiopathic arthritis (JIA) grow into adulthood, disability due to disease may adversely affect their ability to achieve educational success.

Antioxidant beta-carotene use safe during radiation treatment for prostate cancer
Despite past safety concerns, the antioxidant supplement beta-carotene, is safe to use during radiation therapy treatments for prostate cancer and does not increase the risk of prostate cancer death or metastases, according to a study in the May issue of the International Journal of Radiation Oncology•Biology•Physics, the official scientific journal of the American Society for Radiation Oncology (ASTRO).

Vertebrates share ancient neural circuitry for complex social behaviors, biologists find
Humans, fish and frogs share neural circuits responsible for a diversity of social behavior, from flashy mating displays to aggression and monogamy, that have existed for more than 450 million years, biologists at the University of Texas at Austin found.

Intravenous kidney cell transplant experiments raise hope for future human kidney failure treatments
Indiana University School of Medicine scientists have successfully transplanted primary kidney cells intravenously to treat renal failure in rats, pointing the way to a possible future alternative to kidney transplants and expensive dialysis treatments in humans.

For music, social-media marketing doesn't trump quality
MIT researchers analyzed data on 14,000 users of a music-sharing site and have concluded that, while social-media marketing -- getting lots of

Dana-Farber: Study reports first success of targeted therapy in type of non-small cell lung cancer
A novel compound has become the first targeted therapy to benefit patients with the most common genetic subtype of lung cancer.

Prevalence of chronic hepatitis B may exceed 2 million, higher in US than previously reported
The prevalence of chronic hepatitis B virus (HBV) infection in the US may be as high as 2.2 million cases according to a new study now available in Hepatology, a journal published by Wiley-Blackwell on behalf of the American Association for the Study of Liver Diseases.

Vena cava filters do not lower mortality rate in most embolism cases
A filter used to block clots from passing from the veins in the legs to the arteries of the lung does not improve mortality rates for most patients suffering a pulmonary embolism.

Researchers at Boston Children's Hospital identify a genetic cause for CLOVES syndrome
Using advanced technologies for rapidly sequencing and analyzing DNA from clinical and pathologic samples, a multidisciplinary research team consisting of geneticists, pathologists and surgeons at Boston Children's Hospital has identified the genetic basis for CLOVES syndrome, a rare congenital malformation and overgrowth disorder.

X-ray laser resolves atomic structure of biomolecules
An international team, led by the US Department of Energy's SLAC National Accelerator Laboratory and including members from Arizona State University, has shown how the world's most powerful X-ray laser can assist in cracking the atomic code of biomolecules, including a small protein found in egg whites.

Weather patterns can be used to forecast rotavirus outbreaks
By correlating weather factors like temperature, rain, and snowfall, Elena Naumova, Ph.D., professor of civil and environmental engineering at Tufts School of Engineering, is able to predict the timing and intensity of rotavirus, a disease that causes extreme diarrhea, dehydration and thousands of death annually, particularly among children.

New molecular structure offers first picture of a protein family vital to human health
The 20 proteins in the Wnt family are some of the most important proteins in controlling how an organism develops and grows, but for 30 years scientists have not known what these vital proteins actually look like.

UK children need more volunteer male befrienders
Many boys say they would prefer a male befriender according to early findings, funded by the Economic and Social Research Council.

'Killer stainless steel': New process gives icon of cleanliness antibacterial coating
Stainless steel is the icon of cleanliness for home and commercial kitchens, restaurants, hospitals and other settings, but it can collect disease-causing bacteria like other surfaces if not cleaned often.

Diabetes drug linked to increased risk of bladder cancer
Pioglitazone -- a drug used to treat Type 2 diabetes -- is associated with an increased risk of bladder cancer, finds a study published on today.

Walking again after spinal cord injury
Rats with spinal cord injuries and severe paralysis are now walking (and running) thanks to researchers at EPFL.

Hurricane season is here, and FSU scientists predict a near‑normal one
Scientists at the Florida State University Center for Ocean-Atmospheric Prediction Studies have released their fourth annual Atlantic hurricane season forecast, using a unique computer model with a knack for predicting hurricanes with unprecedented accuracy.

A new tool to attack the mysteries of high-temperature superconductivity
Using ultrafast lasers, scientists at Lawrence Berkeley National Laboratory have tackled the long-standing mystery of how Cooper pairs form in high-temperature superconductors.

New treatment for irritability in autism
Autism is a developmental disorder that affects social and communication skills.

World's first liquid surfaces X-ray machine will increase UK's international competitiveness in high-value industry
The University of Nottingham will be the base for the world's first Liquid Phase Photoelectron Spectroscopy (LiPPS) machine, a high performance tool that will increase the UK's competitiveness in a range of high-value industrial sectors including semiconductors, aerospace, pharmaceuticals and automotives.

Elsevier launches new journal: Economics of Transportation
Elsevier, a world-leading provider of scientific, technical and medical information products and services, is pleased to announce the launch of the new journal Economics of Transportation.

Sex and trauma research is less upsetting to college students than previously assumed
Research on sex and trauma faces an ethical dilemma: how can we find out more about the effects of such psychologically sensitive topics without hurting the people who participate in the study?

Penn study finds delayed side effects of head and neck cancer treatments go unreported
New data from an Internet-based study show that patients with head and neck cancers may be at risk for significant late effects after their treatment, but they're unlikely to discuss these and other survivorship care issues with their doctors.

SHSU professor investigates trends for elderly and crime
While the elderly represent the fastest growing segment of the population, too little is known about the nature and scope of crime impacting this generation.

Advanced visualization techniques could change the paradigm for diagnosis and treating heart disease
Researchers from Mount Sinai School of Medicine are pioneering new ultrasound techniques that provide the first characterization of multi-directional blood flow in the heart.

ASCO: Liver metastases and its prognostic significance in men with metastatic prostate cancer
Liver metastases predicts shorter overall survival in men with metastatic castration-refractory prostate cancer, according to data being presented at the 2012 American Society of Clinical Oncology Annual Meeting in Chicago.

Genetic discovery unlocks biosynthesis of medicinal compound in poppy
Scientists at the University of York and GlaxoSmithKline Australia have discovered a complex gene cluster responsible for the synthesis of the medicinal compound noscapine.

Monkey lip smacks provide new insights into the evolution of human speech
Scientists have traditionally sought the evolutionary origins of human speech in primate vocalizations.

Psychological Science and the sporting life
The 2012 Olympics in London are about to start, and millions around the world will admire and ponder the mysteries of athletic performance.

Reproductive Health Matters addresses gap policy and practice maternal health and mortality
As the UN Special Rapporteur on maternal mortality in India points out there is a

Meeting biofuel production targets could change agricultural landscape
The latest episode in the American Chemical Society's award-winning Global Challenges/Chemistry Solutions podcast series explains that meeting current biofuel production targets with existing technology would require devoting almost 80 percent of current farmland in the US to raising corn for ethanol production or converting 60 percent of existing rangeland to biofuels.

Physics to tackle how food is cooked in future
In this month's Physics World, Sidney Perkowitz, Candler Professor of Physics Emeritus at Emory University, explains how applied physics led to the innovation of flameless cooking in the late 19th century and addresses the challenge of feeding a rapidly growing population in a cleaner, more efficient way.

Cosmic calculations
A University of Delaware-led research team reports an advance in the June 1 issue of Science that may help astrophysicists more accurately analyze the vast molecular clouds of gas and dust where stars are born.

Caring for patients with fecal incontinence costs more than $4,000 per person each year
U-M researchers found that condition has significant economic impact, demonstrating need for prevention and better management

Smoking during pregnancy linked to severe asthma in teen years
African-American and Latino children whose mothers smoked during pregnancy are more likely to suffer from acute asthma symptoms in their teens than asthma sufferers whose mothers did not smoke, according to a new study led by a research team at UCSF.

JRC and US NOAA enhance cooperation on climate, weather, oceans and coasts
The European Commission's in-house science service, the Joint Research Centre and the US National Oceanic and Atmospheric Administration have signed today an agreement in Brussels to encourage, develop and facilitate scientific and cooperative activities in the fields of climate, weather, oceans and coasts.

Geoengineering: A whiter sky
One idea for fighting global warming is to increase the amount of aerosols in the atmosphere, scattering incoming solar energy away from the Earth's surface.

Highway through Amazon worsens effects of climate change, provides mixed economic gains
Paving a highway across South America is providing lessons on the impact of road construction elsewhere.

Breaking off the engagement: Study shows that even loyal employees become jaded if not treated well
All businesses want

U of A maps vaccine for deadly pathogenic fungus
University of Alberta researchers have made breakthrough use of 3-D magnetic resonance technology to map the structure of Candida, a common fungus that is potentially deadly for individuals with impaired immune function.

Penn to host 2012 Ivy Plus STEM Symposium and Workshops for Diverse Scholars
On Oct. 4-6, 2012, the inaugural Ivy Plus Science, Technology, Engineering, and Mathematics Symposium & Workshop for Diverse Scholars will take place at the University of Pennsylvania.

Liberals vs. conservatives: How politics affects charitable giving
Americans are more likely to donate to a charity that reflects the values of their political affiliation, according to a new study from Rice University, the University of Texas at San Antonio and Pennsylvania State University.

Groundbreaking Kalahari Project researchers to reunite at University of Toronto
From 1963 to 1976, U of T anthropologist Richard Lee and a team of researchers studied the Ju/hoansi!Kung (formerly known colloquially as Bushmen) of the Kalahari, one of the last hunting and gathering societies in the world.

Kitchen exhaust fans vary in effectiveness in reducing indoor air pollution
Here's the recipe from a new study for minimizing indoor air pollution from cooking -- which can produce levels of indoor air pollution higher than those encountered in heavily polluted outdoor air: turn on the range exhaust fan and cook on the back burners.

Listening in, researchers learn about end-of-life communication
What is the best way to talk to someone about prognosis and quality of life when serious illness strikes?

Innovation at the core of a solar thermal energy plant
A company based in the Science Park of Universidad Carlos III de Madrid, Sun to Market, together with UC3M researchers, has developed a new, improved design for the central receiver of a solar thermal energy plant, one of the most important parts of this type of cutting-edge installations in the renewable energy sector.

Who says girls can't compete athletically with boys?
An Indiana University study that looked at performance differences between male and female childhood athletes found little difference in certain age groups, even though boys and girls rarely compete against each other in the US.

Researchers determine structure of 'batteries' of the biological clock
HHMI scientists have determined the three-dimensional structure of two proteins that help keep the body's clocks in sync.

Soccer study finds 93 percent of fans would support openly gay players
There are over 500,000 professional footballers, yet openly gay players appear almost entirely absent.

WPI professor named a distinguished lecturer by the Vehicular Technology Society
Alexander Wyglinski, associate professor of electrical and computer engineering at Worcester Polytechnic Institute (WPI), has been appointed to a two-year term as a distinguished lecturer by the Vehicular Technology Society (VTS) of the Institute of Electrical and Electronics Engineers (IEEE).

X-ray 'echoes' map a supermassive black hole's environs
An international team of astronomers using data from the European Space Agency's (ESA) XMM-Newton satellite has identified a long-sought X-ray

The Women's Health Initiative: An unforgettable decade
The 10-year anniversary of the historic Women's Health Initiative (WHI) Hormone Therapy Trial report, which radically changed the practice of women's health, will be commemorated in July 2012.

With rocks, it's all about provenance
Major technical advances in the analysis of individual minerals and whole rocks allow greater insight into the source of sediments and sedimentary rocks, thus unroofing the histories of the landscapes from which they came.

Grazing snails rule the waves
Coral reefs and seashores largely look the way they do because large fish and urchins eat most of the seaweed that might otherwise cover them, but a major new study has found that the greatest impact of all comes from an unexpected quarter -- small marine snails.

Restless legs syndrome in fruit flies: Mutation in fly version of a human RLS gene disturbs sleep
Scientists have discovered that mutations in the gene BTBD9, which is linked with restless legs syndrome (RLS) in humans, disturb sleep in fruit flies.

Do low-carb diets damage the kidneys?
A low-carbohydrate high-protein weight loss diet does not negatively affect healthy obese patients' kidney function or their fluid and electrolyte balance compared with a low-fat diet.

Juvenile arthritis patients may have issues maintaining employment as adults
As children with juvenile idiopathic arthritis grow into adulthood, disability due to disease may adversely affect their ability to achieve educational success.

New research shows runners can improve health and performance with less training
The new 10-20-30 training concept can improve both a person's running performance and health, despite a significant reduction in the total amount of training.

'Safe' levels of arsenic in drinking water found to compromise pregnant/lactating mothers, offspring
Exposure to arsenic in drinking water at the level the US Environmental Protection Agency currently deems as safe in the United States (10 parts per billion) induces adverse health outcomes in pregnant and lactating mice and their offspring, concludes a study led by Joshua Hamilton of the Marine Biological Laboratory and Courtney Kozul-Horvath at Geisel School of Medicine at Dartmouth.

We need to talk: How cells communicate to activate notch
researchers from UCLA's Jonsson Comprehensive Cancer Center have shown for the first time that the mechanical force produced by cell-cell interactions is critical for programming by the Notch signaling system.

Rice students invent slingshot-driven test for Air Force
What do you get when you combine a slingshot, a fish tank, a stack of 2-by-4s and five engineering students determined to help the United States Air Force?

Seducing the Subconscious: The psychology of emotional influence in advertising
Whether it's on TV or billboards, mobile phones or in magazines, advertising is part of our everyday life.

Explaining Stevia's bitter side
Stevia is regarded as a healthy alternative to sugar. Yet there are drawbacks to the Stevia products recently approved as sweeteners by the European Union.

Cancer incidence predicted to increase 75 percent by 2030
The global cancer burden is set to surge more than 75 percent by 2030, according to new research published online first in the Lancet Oncology.

Fantasizing about your dream vacation could lead to poor decision-making
Summer vacation time is upon us. If you have been saving up for your dream vacation for years, you may want to make sure your dream spot is still the best place to go.

NASA's Hubble shows Milky Way is destined for head-on collision
NASA astronomers announced Thursday they can now predict with certainty the next major cosmic event to affect our galaxy, sun, and solar system: the titanic collision of our Milky Way galaxy with the neighboring Andromeda galaxy.

Methane on Mars is not an indication for life
Researchers at the Max Planck Institute for Chemistry in Mainz and the universities in Utrecht and Edinburgh have now been able to show that methane escapes from a meteorite if it is irradiated with ultraviolet light under Martian conditions.

Study: Residential segregation still a problem in US
Despite increasing numbers of multi-ethnic neighborhoods in the United States, relatively few black or white families are actually moving into these types of communities, according to a new study in the June issue of the American Sociological Review.

University of Tennessee professor uncovers clues about asteroid that will pass near Earth
Josh Emery, assistant professor of earth and planetary sciences, and the team of the NASA asteroid sample return mission called OSIRIS-REx have measured the weight and orbit of 1999 RQ36.

'Like a jet through solid rock': Volcanic arc fed by rapid fluid pulses
In the depths of the earth, large quantities of liquids carve their way through the rock as fluids, causing magma to form.

Women with irregular heart rhythm carry a higher risk of stroke than men
Women with irregular heart rhythm (known as atrial fibrillation) have a moderately increased risk of stroke compared with men, suggesting that female sex should be considered when making decisions about anti-clotting treatment, finds a study published on today.

Predicting burglary patterns through math modeling of crime
Pattern formation in physical, biological, and sociological systems has been studied for many years.

4 telltale signs of propaganda on Twitter
A new study out of the Georgia Tech School of Computer Science calls such patterns of communication

New strategy directly activates cellular 'death protein'
Researchers at Dana-Farber/Children's Hospital Cancer Center have devised a strategy to directly activate a natural 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