Brightsurf Science News & Current Events

August 18, 2014
Selective therapy may improve artery repair after interventional cardiovascular procedures
A new therapy developed by researchers at the University of South Florida Morsani College of Medicine and Columbia University Medical Center may help reduce the life-threatening complications of interventional cardiovascular disease treatment.

MIPT and RAS scientists made an important step towards creating medical nanorobots
Researchers at Moscow Institute of Physics and Technology and Russian Academy of Sciences made an important step towards creating medical nanorobots discovering a way of enabling them to produce logical calculations using a variety of biochemical reactions.

Rheumatologic diseases like lupus can initially look like neurological disorders
Lupus and other rheumatologic diseases can initially present as neurological disorders such as headaches and seizures, and thus delay diagnosis for many months.

Ten-hut: New discoveries on how military organization affects civilians
Researchers reveal how general populations benefit from some forms of military organization, as well as how militarization exerts a negative impact on civilians.

Butterflies' evolutionary responses to warmer temperatures may compromise their ability to adapt to future climate change
Members of the brown argus butterfly species that moved north in response to recent climate change have evolved a narrower diet dependent on wild Geranium plants, UK researchers report.

Study finds women seek anti-aging clinicians to treat menopausal symptoms
Feeling that conventional doctors did not take their suffering seriously, women instead sought out hormonal treatments for menopausal symptoms from anti-aging clinicians, according to a Case Western Reserve University study that investigated the appeal of anti-aging medicine.

'Super-parent' cultural pressures can spur mental health conditions in new moms and dads
Mental health experts in the past three decades have emphasized the dangers of postpartum depression for mothers, but a University of Kansas researcher says expanding awareness of several other perinatal mental health conditions is important for all new parents, including fathers.

Myc inhibition is an effective therapeutic strategy against most aggressive brain tumors
The Myc protein plays a key role in the development of several tumor types and its inhibition could therefore prove an effective therapy against many different cancers.

Surprising number of older adults weathered 'The Great Recession' without financial strain
The 'Great Recession' may have put a dent in many older adults' pocketbooks, but a new study by Baylor University found that more than 40 percent reported a decrease in 'financial strain' between 2006 and 2010.

Applying new cholesterol guidelines to a patient population reduces heart attacks, strokes, study finds
A study from UT Southwestern Medical Center researchers found that recently introduced cholesterol guidelines would significantly reduce new cardiovascular events, when compared to treatment based on previous cholesterol guidelines.

Purdue ag economists: Shale oil 'dividend' could pay for smaller carbon footprint
Unanticipated economic benefits from the shale oil and gas boom could help offset the costs of substantially reducing the US's carbon footprint, Purdue agricultural economists say.

Smoking during pregnancy may affect grandchildren's growth
A UK study published in the American Journal of Human Biology has found that smoking during pregnancy has discernible effects on the growth of a woman's future grandkids.

Bacterial nanowires: Not what we thought they were
Scientists have discovered that bacterial nanowires (which conduct electricity, allowing certain bacteria to breathe) are actually extensions of the bacteria's outer membrane -- not pili, as originally thought.

Researchers inspired by marine life to design camouflage systems
Researchers have developed a technology that allows a material to automatically read its environment and adapt to mimic its surroundings, described in a paper published this week in the Proceedings of the National Academy of Sciences.

Quasi-legal drug 15 times stronger than heroin hides in plain sight
Emergency physicians should expect 'an upswing in what on the surface appear to be heroin overdoses,' but are actually overdoses tied to acetyl fentanyl, an opiate that is mixed into street drugs marketed as heroin.

White, straight women leading surge in infertility treatments
Heterosexual white women are twice as likely as racial or sexual minority women to obtain medical help to get pregnant, according to a recent study published by the American Psychological Association.

Doctors worldwide should stay current on developments in ongoing Ebola epidemic
Doctors in hospitals and emergency rooms around the world should be prepared to recognize Ebola virus infection and isolate patients if necessary, infectious disease specialists recommend.

Aspirin, take 2
In a new paper, published this week in the online early edition of PNAS, researchers at the University of California, San Diego School of Medicine conclude that aspirin has a second effect: Not only does it kill cyclooxygenase, thus preventing production of the prostaglandins that cause inflammation and pain, it also prompts the enzyme to generate another compound that hastens the end of inflammation, returning the affected cells to homeostatic health.

More than just X and Y: A new genetic basis for sex determination
Men and women differ in obvious ways, and scientists have long known that genetic differences buried deep within our DNA underlie these distinctions.

Climate change will threaten fish by drying out Southwest US streams, study predicts
Fish species native to a major Arizona watershed may lose access to important segments of their habitat by 2050 as surface water flow is reduced by the effects of climate warming, new research suggests.

Taking the pulse of aging
In an effort to identify how the elasticity of the arteries in the brain correlates with aging well, researchers at the Beckman Institute used optical methods developed in their lab to map out the pulse pressure of the entire brain's cortex.

Unraveling the mysteries of the Red Sea: A new reef coral species from Saudi Arabia
A new hard coral species Pachyseris inattesa is described from the Saudi Arabian Red Sea.

Electroacupuncture attenuates neuropathic pain after brachial plexus injury
Electroacupuncture has traditionally been used to treat pain, but its effect on pain following brachial plexus injury is still unknown.

Engineering long-lasting joint lubrication by mimicking nature
By finding a way to bind a slippery molecule naturally found in the fluid that surrounds healthy joints, Johns Hopkins researchers have engineered surfaces that have the potential to deliver long-lasting lubrication at specific spots throughout the body.

Queen's scientists in hospital superbugs breakthrough
Scientists at Queen's University Belfast have made a breakthrough in the fight against the most resistant hospital superbugs.

NASA's RXTE satellite decodes the rhythm of an unusual black hole
Astronomers have uncovered rhythmic pulsations from a rare type of black hole 12 million light-years away by sifting through archival data from NASA's Rossi X-ray Timing Explorer satellite.

Happiness in schizophrenia
Schizophrenia is among the most severe forms of mental illness, yet some people with the disease are as happy as those in good physical and mental health according to a study led by researchers at the University of California, San Diego School of Medicine.

Induced quakes rattle less than tectonic quakes, except near epicenter
Induced earthquakes generate significantly lower shaking than tectonic earthquakes with comparable magnitudes, except within 10 km of the epicenter, according to a study to be published online Aug.

IU study examines how genes, gender and environment influence substance abuse
Social integration, including strong family ties, can protect one's wellbeing and even reduce the impact high-risk genes have on health. invests $1.5 million in new 2014 awards
The International Rett Syndrome Foundation now doing business as announces today that the Board of Trustees has awarded $1.5 million to support 10 new grants to further translational research and launch of the neuro-habilitation therapeutic program, and fund clinical research.

Dress for success: Research examines male influences on 'looking' middle class
A national presentation takes a unique look at how family, identity and culture influence appearance.

Fighting unfairness
A new study conducted by Harvard scientists suggests that, from a young age, children are biased in favor of their own social groups when they intervene in what they believe are unfair situations -- but as they get older, they can learn to become more impartial.

Recycling old batteries into solar cells
An environmental twofer could recycle lead batteries to make solar cells.

Children's drawings indicate later intelligence
How 4-year-old children draw pictures of a child is an indicator of intelligence at age 14, according to a study by King's College London, published today in Psychological Science.

Men viewed more favorably than women when seeking work-life balance
While some suggest that flexible work arrangements have the potential to reduce workplace inequality, a new study finds these arrangements may exacerbate discrimination based on parental status and gender.

WSU researchers find crucial step in DNA repair
Scientists at Washington State University have identified a crucial step in DNA repair that could lead to targeted gene therapy for hereditary diseases such as 'children of the moon' and a common form of colon cancer.

Zombie ant fungi manipulate hosts to die on the 'doorstep' of the colony
A parasitic fungus that must kill its ant hosts outside their nest to reproduce and transmit their infection, manipulates its victims to die in the vicinity of the colony, ensuring a constant supply of potential new hosts, according to researchers at Penn State and colleagues at Brazil's Federal University of Vicosa.

Proteins critical to wound healing identified
Mice missing two important proteins of the vascular system develop normally and appear healthy in adulthood, as long as they don't become injured.

Older patients with limited life expectancy still receiving cancer screenings
A substantial number of older patients with limited life expectancy continue to receive routine screenings for prostate, breast, cervical and colorectal cancer although the procedures are unlikely to benefit them.

Researchers obtain key insights into how the internal body clock is tuned
Researchers at University of Texas Southwestern Medical Center have found a new way that internal body clocks are regulated by a type of molecule known as long non-coding RNA.

Life after prison: Sociology professor presents findings on research
UC research analyzes ex-offenders' stigma management.

Men fare worse than women in China regarding discrimination among obese workers
The study, 'The Obesity Pay Gap: Gender, Body Size, and Wage Inequalities: A Longitudinal Study of Chinese Adults, 1991-2009,' shows that obese manual laborers especially earn less money in China.

Training the next generation of cancer nanomedicine scientists
Northeastern University has received a five-year, $1.15 million grant from the National Institutes of Health's National Cancer Institute to train the next generation of cancer nanomedicine scientists and clinicians through a unique experiential learning program.

Project serves up big data to guide managing nation's coastal waters
In this week's edition of Estuaries and Coasts, a Michigan State University doctoral student joins with others to give a sweeping assessment to understand how human activities are affecting estuaries, the nation's sounds, bays, gulfs and bayous.

High-intensity exercise found safe and effective in long-term heart transplant recipients
High-intensity exercise can help stable heart transplant patients reach higher levels of exercise capacity, and gain better control of their blood pressure than moderate intensity exercise, investigators report in a new study published in the American Journal of Transplantation.

Oregon team to study impacts of climate change on pesky forest insect
The mountain pine beetle is a pest, infesting and killing entire swaths of forest during outbreaks.

Good neighbors and friendly local community may curb heart attack risk
Having good neighbors and feeling connected to others in the local community may help to curb an individual's heart attack risk, concludes research published online in the Journal of Epidemiology & Community Health.

TAG-1 induces apoptosisrelated gene expression without triggering glioma apoptosis
These findings, which were published in the Neural Regeneration Research, provide novel insight into the mechanisms of glial tumorigenesis.

Study of African dust transport to South America reveals air quality impacts
A new study that analyzed concentrations of African dust transported to South America shows large seasonal peaks in winter and spring.

Despite academic achievement, pay gaps likely continue between the races
A national analysis reveals some surprising findings when it comes to making the (pay) grade.

No one-size-fits-all approach in a changing climate, changing land
As climate change alters habitats for birds and bees and everything in between, so too does the way humans decide to use land.

Neglected boys may turn into violent adolescents
Parents who physically neglect their boys may increase the risk that they will raise violent adolescents, according to Penn State sociologists.

Massachussetts General-developed device monitors key step in development of tumor metastases
A microfluidic device developed at Massachusetts General Hospital may help study key steps in the process by which cancer cells break off from a primary tumor to invade other tissues and form metastases.

Study identifies 'bonus effect' for certain multiracial daters
While previous research has documented the existence of a racial hierarchy within the dating world with white women and men on top, a new study finds that in certain circumstances multiracial daters are actually seen as more desirable than individuals from all other racial groups, including whites.

Older coral species more hardy, UT Arlington biologists say
An examination of disease patterns in 14 species of Caribbean corals facing stressors like climate change and pollution shows older species are faring better.

First-of-a-kind surgery in US for severe headaches
For the first time in the United States, doctors surgically inserted a small neurostimulator behind the cheekbone of a patient in an attempt to treat cluster headaches, which are more painful than migraines.

Prioritizing suicide research can help lead to fewer suicide attempts and deaths
In a new supplement to the September issue of the American Journal of Preventive Medicine, experts address the state of the science on suicide prevention and provide useful recommendations for research to inform effective suicide prevention.

IU study: Parents' vaccine intentions influenced by how benefits are communicated
In a study designed to formally look at the content of parent-targeted communications about the benefits of vaccination for measles, mumps and rubella, Indiana University School of Medicine investigators report that the framing of these messages influences parents' intentions to immunize their children.

StopInfo for OneBusAway app makes buses more usable for blind riders
A University of Washington study found that StopInfo, a new hub for bus stop information in the OneBusAway app, is helpful for blind riders and can promote spontaneous and unfamiliar travel.

Study reveals immune system is dazed and confused during spaceflight
Data indicates that crew members aboard the International Space Station have changes in blood cytokines that persist during flight.

Study at Deepwater Horizon spill site finds key to tracking pollutants
A new study of the ocean circulation patterns at the site of the Deepwater Horizon oil spill reveals the significant role small-scale ocean currents play in the spread of pollutants.

Genetic key to lupus shows potential of personalized medicine
DNA sequencing of a lupus patient has identified a specific genetic mutation that is causing the disease, opening the way for personalized treatments.

Blood pressure medication does not cause more falls
It's time to question the common belief that patients receiving intensive blood pressure treatment are prone to falling and breaking bones.

NOAA analysis reveals significant land cover changes in US coastal regions
A new NOAA nationwide analysis shows that between 1996 and 2011, 64,975 square miles in coastal regions -- an area larger than the state of Wisconsin -- experienced changes in land cover, including a decline in wetlands and forest cover with development a major contributing factor.

Study: World's primary forests on the brink
An international team of conservationist scientists and practitioners has published new research showing the precarious state of the world's primary forests.

CU Denver study shows zoning regulations impact where marijuana dispensaries can locate
Municipal zoning regulations may push marijuana dispensaries into low income, minority areas, according to a study just released by the University of Colorado Denver.

New research explores the red v. blue state knowledge about abortion
A new survey uncovers surprising findings regarding political polarization and knowledge about abortion and health.

Passport study reveals vulnerability in photo-ID security checks
Security systems based on photo identification could be significantly improved by selecting staff who have an aptitude for this very difficult visual task, a study of Australian passport officers suggests.

Pygmy phenotype developed many times, adaptive to rainforest
The small body size associated with the pygmy phenotype is probably a selective adaptation for rainforest hunter-gatherers, according to an international team of researchers, but all African pygmy phenotypes do not have the same genetic underpinning, suggesting a more recent adaptation than previously thought.

UM research improves temperature modeling across mountainous landscapes
New research by University of Montana doctoral student Jared Oyler provides improved computer models for estimating temperature across mountainous landscapes.

New discovery: Microbes create dripstones
According to new research humble, microscopic organisms can create dripstones in caves.

New mouse model points to therapy for liver disease
In a paper published online in Cancer Cell, scientists at the University of California, San Diego School of Medicine describe a novel mouse model that closely resembles human NASH and use it to demonstrate that interference with a key inflammatory protein inhibits both the development of NASH and its progression to liver cancer.

Innate lymphoid cells elicit T cell responses
In case of an inflammation the body releases substances that increase the immune defense.

Waterloo makes public most complete Antarctic map for climate research
The University of Waterloo has unveiled a new satellite image of Antarctica, and the imagery will help scientists all over the world gain new insight into the effects of climate change.

Pigs' hearts transplanted into baboon hosts remain viable more than a year
Investigators from the National Heart, Lung, and Blood Institute of the National Institutes of Health have successfully transplanted hearts from genetically engineered piglets into baboons' abdomens and had the hearts survive for more than one year, twice as long as previously reported.

MU initiative receives $500,000 NSF grant to augment public science education and outreach
The National Science Foundation has awarded a $500,000 grant to fund a five-year, multi-institutional initiative designed to encourage education and outreach efforts that communicate the value of taxpayers' investment in federal scientific research.

Study shows that fenofibrate treatment in women with diabetes is as effective as in men with diabetes
New research published in Diabetologia, the journal of the European Association for the Study of Diabetes, shows that the blood-fat lowering drug fenofibrate is as effective in women with type 2 diabetes as in men with type 2 diabetes.

Red eye feels endless? Blame the Internet
In a new study, Dr. Itai Ater of Tel Aviv University has found how the Internet has affected performance and product quality in the airline industry, especially flight times.

Trees and shrubs invading critical grasslands, diminish cattle production
Half of the Earth's land mass is made up of rangelands, which include grasslands and savannas, yet they are being transformed at an alarming rate.

Resistant hypertension: A review for physicians
A new review article on resistant hypertension, which affects about one in 10 people with high blood pressure, is aimed at helping physicians assess and manage patients with the condition.

U-Michigan Water Center to help lead national estuary research program
The University of Michigan Water Center has been awarded a five-year, $20 million cooperative-agreement contract to join the National Oceanic and Atmospheric Administration in overseeing research at a nationwide network of 28 coastal reserves.

Solar salad, anyone?
An Arizona State University alumna has devised the largest catalog ever produced for stellar compositions.

Hope for healthy hearts revealed in naked mole rat studies
The naked mole rat, the longest lived of rodents, shows superior cardiovascular function to old age in two studies released in 2014.

New tool makes online personal data more transparent
Roxana Geambasu and Augustin Chaintreau, assistant professors of computer science at Columbia Engineering, have developed XRay, a new tool that reveals which data in a web account, such as emails, searches, or viewed products, are being used to target which outputs, such as ads, recommended products, or prices.

Clinical practice guidelines: Trying to get them right the first time
Penn Medicine researchers caution that the rapid adoption of one or two studies as the basis for clinical practice, even if they are randomized controlled trials, can lead to misinformation and potential harm.

Bionic liquids from lignin
Bionic liquids -- solvents made from lignin and hemicellulose, two by-products of biofuel production -- show great promise for liberating fermentable sugars from lignocellulose and improving the economics of biofuels refineries.

International scientific team criticizes adoption of 'novel ecosystems' by policymakers
Novel ecosystems arise when human activities transform biological communities through species invasions and environmental change.

Neighborhood ethnic composition and problem drinking among older Mexican-American men
Louisiana State University's Samuel Stroope is the lead author of a new study, 'Neighborhood Ethnic Composition and Problem Drinking among Older Mexican American Men,' that will appear in the Journal of Immigrant and Minority Health.

Cholesterol drug cuts heart and stroke risks by 30 percent in diabetic women: Study
The cholesterol-lowering drug fenofibrate cuts cardiovascular disease risks by 30 percent in women with type 2 diabetes, a new University of Sydney study reveals.

Ocean warming could drive heavy rain bands toward the poles
In a world warmed by rising atmospheric greenhouse gas concentrations, precipitation patterns are going to change because of two factors: one, warmer air can hold more water; and two, changing atmospheric circulation patterns will shift where rain falls.

Hospitalizations, deaths from heart disease, stroke drop in last decade
US hospitalization and death rates for heart disease and stroke dropped significantly in the last decade.

Sun's activity influences natural climate change
A new study from Lund University in Sweden has, for the first time, reconstructed solar activity during the last ice age.

Free fatty acids may be as effective as antibiotics in treating catheter infections
Researchers at Rhode Island Hospital, Veterans Affair Medical Center in Providence and University of Rhode Island have found that a free fatty acid, made up of compounds similar to those naturally made in the body, may be as effective at fighting certain infections as antibiotics.

Electric vehicle consumers better off with electric range under 100 miles: INFORMS study
Until battery cost is cut down to $100 per kilowatt hour, the majority of US consumers for battery electric vehicles will be better off by choosing an electric vehicle with a range below 100 miles, according to a new study in the Articles in Advance section of Transportation Science, a journal of the Institute for Operations Research and the Management Sciences.

Annals of Internal Medicine tip sheet for Aug. 19, 2014
The Aug. 19 issue of Annals of Internal Medicine contains the following articles: 'Opinion: Ebola-stricken American volunteers deserve special treatment'; 'Opinion: Ebola virus highly unlikely to spread in US'; 'Longer life expected for children born and diagnosed with cystic fibrosis in 2010'; and 'Atypical antipsychotic drug use increases risk for acute kidney injury.'

Study reveals sex differences in experiencing orgasms
Among single adults in the US, women, regardless of sexual orientation, have less predictable, more varied orgasm experiences than do men, new research indicates.

Artificial cells act like the real thing
Weizmann Institute scientists have created an artificial, network-like cell system that is capable of reproducing the dynamic behavior of protein synthesis.

Leukemia drug shows promise for skin, breast and other cancers
A leukemia drug called dasatinib shows promise for treating skin, breast and several other cancers, according to researchers at Loyola University Chicago Stritch School of Medicine.

A new species of endemic treefrog from Madagascar
A new species of the Boophis rappiodes group is described from Madagascar.

Plastic handles on disposable acupuncture needles would curb risk of needle buckling
Replacing copper coil handles on all disposable acupuncture needles with plastic stick handles would not only substantially curb the risk of needle buckling, but would also save tonnes of copper wire and millions of meters of medical grade stainless steel, concludes research published in Acupuncture in Medicine.

Why aren't pregnant women getting flu vaccine?
Both mother and fetus are at increased risk for complications of flu infection during pregnancy.

Hand gestures improve learning in both signers and speakers
Spontaneous gesture can help children learn, whether they use a spoken language or sign language, according to a new report.

Poor health literacy poses risks for pacemaker and defibrillator patients
A study from Columbia University School of Nursing published this month in the Journal of Cardiovascular Nursing found that 40 percent of patients with pacemakers and defibrillators had little to no ability to understand information about their cardiac health.

12th tropical depression appears huge on satellite imagery
The Eastern Pacific has generated the twelfth tropical depression of the hurricane season, and satellite imagery showed that it dwarfs nearby Tropical Storm Karina.

Provider and parental assumptions on teen sex yield 'missed opportunities' for HPV vaccine
Probing deeper into the complex decisions that parents and providers face regarding the human papilloma virus (HPV) vaccine, researchers found that though both parties appreciated importance of the HPV vaccine, their personal assumptions surrounding timing of administration relative to onset of sexual activity resulted in decreased vaccination rates.

500 million year reset for the immune system
A single factor can reset the immune system of mice to a state likely similar to what it was 500 million years ago, when the first vertebrates emerged.

Upgrading electronic monitoring, downgrading probation
Under the Coalition Government which came to power in Britain in May 2010, major changes in the community supervision of offenders are underway in England and Wales.

Club cells are 'bad guys' during flu infection
Researchers show that a specialized subset of lung cells can shake flu infection, yet they remain stamped with an inflammatory gene signature that wreaks havoc in the lung.

Invasion of the Americas by mosquito-borne virus likely
While media attention has been focused recently on coronavirus cases in the Arabian peninsula and the Ebola outbreak in West Africa, experts note that another threat lies in the spread of Chikungunya fever, an illness that is transmitted by mosquitoes and can cause fever, joint and muscle pain, headaches, and rashes.

Tropical Storm Karina: Status quo on infrared satellite imagery
Since Tropical Storm Karina weakened from hurricane status, and since then, NASA satellite data has shown that the storm has been pretty consistent with strength and thunderstorm development.

Worm virus details come to light
Rice University scientists have won a race to report the structure of the first virus known to naturally infect nematodes.

GW researchers develop model to study impact of faculty development programs
Researchers from ‪the George Washington University introduce a new model to demonstrate how faculty development programming can affect institutional behaviors, beyond the individual participant.

Dark Energy Survey kicks off second season cataloging the wonders of deep space
On Aug. 15, with its successful first season behind it, the Dark Energy Survey collaboration began its second year of mapping the southern sky in unprecedented detail.

Are children who play violent video games at greater risk for depression?
While much attention has focused on the link between violent video game playing and aggression among youths, a new study finds significantly increased signs of depression among preteens with high daily exposure to violent video games.

Ebola has profound effects on wildlife population dynamics
New research in gorillas that were affected by an Ebola virus outbreak shows that disease can influence reproductive potential, immigration and social dynamics, and it highlights the need to develop complex models that integrate all the different impacts of a disease.

New study reveals vulnerability in photo-ID security checks
Passport issuing officers are no better at identifying if someone is holding a fake passport photo than the average person, new research has revealed.

Antibiotics in early life may alter immunity long-term
New University of British Columbia research found that receiving antibiotic treatments early in life can increase susceptibility to specific diseases later on.

Multimillion-dollar grant helps researchers shed light on ultrafast dynamics
Kansas State University physicists and computer scientists are involved in a multi-university project that has been funded with a $6 million grant from the National Science Foundation's Experimental Program to Stimulate Competitive Research, or EPSCoR.

Implantable heart devices result in similar survival benefits among ethnic, racial group
Racial and ethnic minorities who receive implantable devices to treat heart failure derive the same substantial survival benefit from these therapies as white patients, new UCLA-led research shows.

Vaccines can cut the spread of meningitis by nearly 40 percent
Investigators at the University of Southampton have discovered that two new vaccines can prevent the transmission of meningitis bacteria from person to person.

Family members of victims pose a growing challenge for capital punishment
UC research finds a new source of pressure on the process of executions previous to the 'botched' execution last spring.

Promising ferroelectric materials suffer from unexpected electric polarizations
Brookhaven Lab scientists find surprising locked charge polarizations that explain the poor performance of next-gen materials that would otherwise revolutionize data-driven devices.

Visual 'gist' helps us figure out where a crowd is looking
Have you ever seen a crowd of people looking off into the distance, perhaps toward a passing biker or up to the top of a building?

Toothless 'dragon' pterosaurs dominated the Late Cretaceous skies
A new study provides an exciting insight into the diversity and distribution of pterosaurs from the Azhdarchidae family.

Surprising number of older adults weathered the 'Great Recession' without financial strain
The 'Great Recession' may have put a dent in many older adults' pocketbooks, but a new study, which will be presented at the 109th Annual Meeting of the American Sociological Association, finds that more than 40 percent reported a decrease in 'financial strain' between 2006 and 2010.

Breast Cancer Breakthrough Award funds search for new treatments
UC Santa Cruz cancer researcher Seth Rubin has received a $350,000 grant to fund his work toward the development of a new class of drugs for treating breast cancer.

Compromise needed on roads through sensitive wild areas
Compromise solutions must be found when it comes to roads built through sensitive tropical and subtropical areas, say experts writing in the Cell Press journal Current Biology on Aug.

Study suggests hatha yoga boosts brain function in older adults
Practicing hatha yoga three times a week for eight weeks improved sedentary older adults' performance on cognitive tasks that are relevant to everyday life, researchers report.

Muscle for all: Athletes to the elderly
Andrew Fry has earned a grant to join a research team that will explore the role of nitric oxide synthase, a dietary supplement in growing muscle.

Targeted brain stimulation aids stroke recovery in mice, Stanford scientists find
When investigators at the Stanford University School of Medicine applied light-driven stimulation to nerve cells in the brains of mice that had suffered strokes several days earlier, the mice showed significantly greater recovery in motor ability than mice that had experienced strokes but whose brains weren't stimulated.

AMPK and inflammatory mediators are involved in postoperative cognitive dysfunction
Postoperative cognitive dysfunction is associated with neuronal apoptosis, which may result from post-surgery inflammation, the phosphorylation of tau protein and the accumulation of amyloid in aged people.

It's in the cards: UAlberta reseacher sparks conversation about youth weight management
University of Alberta researcher, Geoff Ball, has been honoured with best 'Great Educational Material' award by the Journal of Nutrition Education and Behavior for his ongoing research with CONversation Cards -- a tool to spark conversation about youth weight management.

Did an exceptional iceberg sink the Titanic?
While the sinking of the Titanic in 1912 is typically blamed on human, design and construction errors, a new Significance paper points to two other unfavorable factors outside human control: there were a greater number of icebergs than normal that year, and weather conditions had driven them further south, and earlier in the year, than was usual. 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