Brightsurf Science News & Current Events

February 15, 2017
A new spin on electronics
Modern computer technology is based on the transport of electric charge in semiconductors.

Springer Healthcare launches Medicine Matters, a new medical education website
Springer Healthcare launches Medicine Matters, a new medical education website.

Laissez-faire is not good enough for reforestation
If degraded and logged areas of tropical forests are left to nature, the populations of certain endangered tree species are not able to recover.

Motor cortex contributes to word comprehension
Researchers from HSE, Northumbria University, and Aarhus University have experimentally confirmed the hypothesis, whereby comprehension of a word's meaning involves not only the 'classic' language brain centers but also the cortical regions responsible for the control of body muscles, such as hand movements.

Climigration? UNH expert explores threat of climate change on populations
Climigration refers to migration caused by climate change. The term was coined to describe the predicament of northern Alaska populations who live on the 'front line of climate change,' facing immediate threats from erosion and flooding.

Researchers catch extreme waves with higher-resolution modeling
A new Berkeley Lab study shows that high-resolution models captured hurricanes and big waves that low-resolution ones missed.

Increased levels of active vitamin D can help to optimize muscle strength
Researchers at the University of Birmingham have shown that increasing the levels of active vitamin D can help to optimize muscle strength in humans.

More extremely preterm babies survive, live without neurological impairment
Babies born at just 22 to 24 weeks of pregnancy continue to have sobering outlooks -- only about 1 in 3 survive.

Sensors embedded in sports equipment could provide real-time analytics to your smartphone
In an effort to make big data analytics more accessible for the sports industry, researchers from the University of Illinois at Urbana-Champaign have utilized IoT devices -- low-cost sensors and radios -- that can be embedded into sports equipment (e.g., balls, rackets, and shoes), as well as in wearable devices.

New economic water-splitting catalyst, ru@c?N
Researchers at Ulsan National Institute of Science and Technology (UNIST) in South Korea have developed an exiting new catalyst that can split water into hydrogen almost as good as platinum.

Good vibrations help reveal molecular details
Rice University scientists develop a method to obtain structural details on molecules in lipid membranes near gold nanoparticles.

Decline of grass threatens world's most endangered antelope
Overgrazing, loss of elephants from poaching and lack of fires have taken away food supplies for hirola -- a large antelope that specializes on grass.

When does a man say 'I'm the father'?
American men much more readily acknowledge that they are the legal father of a child born out of wedlock when the woman involved is more affluent, educated, and healthy.

Researchers use MRIs to predict which high-risk babies will develop autism as toddlers
Using magnetic resonance imaging (MRI) in infants with older siblings with autism, researchers from around the country were able to correctly predict 80 percent of those infants who would later meet criteria for autism at two years of age.

Supermarket chains and food companies guilty of 'lip service' to farm animal welfare
The research probes the extent to which farm animal welfare is part of the corporate social responsibility strategies of large food companies.

New synchrotron powder diffraction facility for long running experiments
Synchrotron beamlines and their instruments are built to harness the photon beam power of synchrotron radiation (SR), which has special properties -- ideally suited to providing detailed and accurate structural information that is difficult to obtain from conventional sources.

Weight loss actually possible after menopause
Talk to a woman in menopause and you're likely to hear complaints about hot flashes and an inability to lose weight, especially belly fat.

Many physicians choose insomnia meds based on habit
Clinical decision-making is a complex process, driven by multiple factors, including social and psychological dynamics, peer pressure and even exposure to drug advertising.

Study shows how the predator brain organizes the hunt
Researchers show that the central nucleus of the amygdala is the brain region responsible for articulating the different skills involved in pursuing and killing prey.

GM foods: Why presenting 'just the facts' won't work
Scientists need to rethink their approach to engaging the public, according to the authors of a new study looking at women's attitudes towards genetically modified (GM) foods.

Detectable anthropogenic shift toward heavy precipitation over eastern China
Anthropogenic forcing has had a detectable and attributable influence on the distribution of daily precipitation amounts over eastern China (EC) during the second half of the twentieth century.

Study: Hormone therapy may not protect against Alzheimer's disease
The latest study on hormone therapy and Alzheimer's disease shows no relationship between taking the drugs and whether you may develop the disease years later.

New research highlights devastating impact of poverty on children's mental health
New University of Liverpool research - published today in The Lancet Public Health - shows that children who move into poverty are more likely to suffer from social, emotional and behavioural problems than children who remain out of poverty.

UN addresses issue of whale-ship collisions
Scientists and government officials met at the United Nations today to consider possible solutions to a global problem: how to protect whale species in their most important marine habitats that overlap with shipping lanes vital to the economies of many of the world's nations.

JNeurosci: Highlights from the Feb. 15 issue
The context of a situation shapes how we respond to events and stimuli -- the sound of a gunshot, for example, would elicit profoundly different responses at a shooting range and a public park.

How to roll a nanotube: Demystifying carbon nanotubes' structure control
A key advancement in the design of high performance carbon-based electronics.

Study: Experimental malaria vaccine plus chloroquine protects against controlled infection
An experimental malaria vaccine strategy known as PfSPZ-CVac, together with antimalarial medication, protected all nine clinical trial volunteers given three high-dose vaccinations, according to study results published today in Nature.

More patients with early-stage breast cancer may be able to avoid chemotherapy in the future
Women with early-stage breast cancer who had an intermediate risk recurrence score (RS) from a 21-gene expression assay had similar outcomes, regardless of whether they received chemotherapy, a new study from The University of Texas MD Anderson Cancer finds.

Patient complaints can identify surgeons with higher rates of bad surgical outcomes
Recording and analyzing patient and family reports about rude and disrespectful behavior can identify surgeons with higher rates of surgical site infections and other avoidable adverse outcomes, according to a study led by Vanderbilt University Medical Center (VUMC) investigators in collaboration with six other major academic health systems.

Investigational malaria vaccine shows considerable protection in adults in malaria season
An investigational malaria vaccine given intravenously was well-tolerated and protected a significant proportion of healthy adults against infection with Plasmodium falciparum malaria -- the deadliest form of the disease -- for the duration of the malaria season, according to new findings published in the Feb.

NASA-funded website lets public search for new nearby worlds
You can help astronomers search for new worlds lurking in the outer reaches of our solar system and in neighboring interstellar space.

Scalp cooling can help some breast cancer patients retain hair
Scalp cooling can lessen some chemotherapy-induced hair loss -- one of the most devastating hallmarks of cancer -- in certain breast cancer patients, according to a new multicenter study from UC San Francisco, Weill Cornell Medicine and three other medical centers.

Research opens door to smaller, cheaper, more agile communications tech
Research led by The Australian National University on the use of magnets to steer light has opened the door to new communications systems which could be smaller, cheaper and more agile than fibre optics.

Pilot study shows stable insulin production in type 1 diabetes
A small pilot study in which researchers attempted to slow attacks mounted by the immune system on insulin-producing cells in type 1 diabetes has given promising results.

Study: Baby's sex plays a role in pregnant women's immunity
A new study, conducted by researchers at The Ohio State University Wexner Medical Center, has found that women carrying girls may be more likely to have a harder time with illnesses during pregnancy than if they were carrying a boy.

Kaunas Universities' researchers are developing monitoring system for seniors
'When faced with problems of the elderly in our closest family, it is us who experience major stress, not them', says Egidijus Kazanavicius, Professor at Kaunas University of Technology (KTU).

Bursting pods
Plants are capable of producing powerful movement that is initiated at the molecular level.

Researchers propose a new way to assess medication-based HIV prevention
Delivering on the promise of preventing HIV infections with antiretroviral medicines, or pre-exposure prophylaxis (PrEP), requires thinking about PrEP as a nine-step continuum of preventive care, Brown researchers write in the journal AIDS.

Energy work brings Sandia Labs two national technology transfer awards
A heat exchanger that makes power generation more efficient and a microgrid for the New Jersey Transit Corp. brought Sandia Labs national technology transfer awards.

NASA study identifies new pathway for Greenland meltwater to reach ocean
Cracks in the Greenland Ice Sheet let one of its aquifers drain to the ocean, new NASA research finds.

New study shows link between early antibiotic exposure and childhood obesity in Latinos
Antibiotic exposure before age 6 months was associated with an increased risk for obesity at 2 years of age in a study of Latino infants in a low-income urban community.

Signals from fat may aid diagnostics and treatments
Scientists at Joslin Diabetes Center now have identified a route by which fat also can deliver a form of small RNAs called microRNAs that helps to regulate other organs.

How could preschool be better aligned with the early elementary grades to improve learning?
With most 4 year olds in the United States now in center-based early care, the need for aligning instruction from preschool through the early grades (PK-3) has become more pressing.

Measurements in baby's first year may point to autism risk
For the first time, researchers were able to accurately identify, before age one, which high-risk infants are likely to develop autism.

Illuminating the contacts
Using super-resolution microscopy, an international research team led by Assistant Professor Pakorn (Tony) Kanchanawong from the Mechanobiology Institute, Singapore (MBI) at the National University of Singapore (NUS) and the Department of Biomedical Engineering at NUS, as well as Dr Cristina Bertocchi, Research Fellow at MBI, has revealed, for the first time, how cadherin-based cell-cell contacts are organised.

Use of patient complaints to identify surgeons with increased risk for postoperative complications
Patients whose surgeons had a history of higher numbers of patient complaints had an increased risk of surgical and medical complications, according to a study published online by JAMA Surgery.

Subaru & AAAS hold special events to highlight the importance of science education at annual meeting
Raising the visibility of science education is more vital now then ever before.

An impact on implants
The National Institutes of Health have awarded Pitt's Bryan Brown a five-year, $1.54 million R01 grant for his investigation into the immune system response to implanted medical materials.

Is a stretchable smart tablet in our future?
Engineering researchers at Michigan State University have developed the first stretchable integrated circuit that is made entirely using an inkjet printer, raising the possibility of inexpensive mass production of smart fabric.

Society may not be meeting patients' drug needs for rare diseases
A new analysis by health policy researchers at the University of Massachusetts Amherst who studied the effectiveness of the 1983 Orphan Drug Act (ODA) finds that current incentives 'are not sufficiently stimulating orphan drug development' by pharmaceutical companies, and patients with rare diseases and conditions still have unmet needs.

NIH research helps explain how antibody treatment led to lasting HIV-like virus remission
Scientists at the National Institutes of Health have found that the presence of the protein alpha-4 beta-7 integrin on the surface of HIV and its monkey equivalent -- simian immunodeficiency virus, or SIV -- may help explain why an antibody protected monkeys from SIV in previous experiments.

Size doesn't matter (to everyone) when discounting pre-orders
The authors explored how consumers with different mindsets react to pre-order price promotions by designing a series of studies to assess the purchase behavior of people who were future-oriented versus those who focused on the present and to gauge how third-party ratings might also affect their buying decisions.

Experts say European proposal limits ability to protect public from endocrine disruptors
University of Massachusetts Amherst biologist Thomas Zoeller, an internationally recognized expert in the health effects of endocrine-disrupting chemicals, with the Washington, D.C.-based Endocrine Society, this week expressed disappointment in the European Commission's revised proposal on defining and identifying endocrine-disrupting chemicals, citing unnecessarily narrow criteria for identifying them.

Scientifically-designed fasting diet may lower risk factors for major diseases
Results of a randomized clinical trial shows a periodic, five-day fasting diet designed by a USC researcher safely reduced the risk factors for heart disease, cancer, diabetes and other age-related diseases.

Bioinvasion on the rise
The number of alien species is continuously increasing, and does not show any sign of saturation at a global level.

Old rocks, biased data: Overcoming challenges studying the geodynamo
Bias introduced through analyzing the magnetism of old rocks may not be giving geophysicists an accurate idea of how Earth's magnetic dynamo has functioned.

Ottawa researchers kill brain cancer in mice with combination immunotherapies
A combination of drugs known as SMAC Mimetics and immune checkpoint inhibitors (ICIs) amplifies kill rates of cancer tumor cells in laboratory testing.

Analyzing copies of genes offers new treatment possibilities for ovarian cancer
A team of 18 University of California San Diego School of Medicine and Moores Cancer Center researchers has developed a new tool to analyze an often overlooked aspect of cancer genetics -- an alteration that results in the loss or gain in a copy of a gene.

Deadly spider's unique spinning technique could inspire tougher materials
New research from an Oxford University, collaborative study suggests that the unique spinning technique used by the venomous American brown recluse spider, could inspire scientific developments and improve materials used in space travel.

New legislation could harm UK's most vulnerable children, warns child protection expert
New legislation currently making its way through the House of Commons 'could have an adverse impact on some of the most vulnerable children in the UK,' warns a child protection expert on BMJ Opinion today.

New methods further discern extreme fluctuations in forage fish populations
California sardine stocks famously crashed in John Steinbeck's 'Cannery Row.' New research, building on the pioneering work of Soutar and Isaacs in the late 1960s and others, shows in greater detail that such forage fish stocks have undergone boom-bust cycles for centuries, with at least three species off the US West Coast repeatedly experiencing steep population increases followed by declines long before commercial fishing began.

BioCanRx, and partners, announce funding to manufacture first made-in-Canada CAR-T cells
BioCanRx, and its partners, today announced funding for 16 collaborative research projects in novel therapies to cure cancer including research aimed at developing clinical Chimeric Antigen Receptor modified T cell (CAR-T) manufacturing capabilities in Canada.

Engineers shrink microscope to dime-sized device
Researchers at The University of Texas at Dallas have created an atomic force microscope on a chip, dramatically shrinking the size -- and, hopefully, the price tag -- of a high-tech device commonly used to characterize material properties.

Molecular mechanism behind why allergies are more common in developed countries discovered
Researchers have discovered a molecular mechanism that could explain why allergies are less common in developing countries.

Lifetime weight gain linked to esophageal and stomach cancers
People who are overweight in their twenties and become obese later in life may be three times more likely to develop cancer of either the esophagus (food pipe) or upper stomach, according to a study published in the British Journal of Cancer today.

Study reports that vitamin D supplements reduce risk of acute respiratory infections
Vitamin D supplements can help prevent acute respiratory tract infections, particularly among very deficient individuals, concludes a study in The BMJ today.

Species new to science named after a 'Dungeons & Dragons' character
Focused on terrestrial gastropods, commonly known as land snails, a team of biologists from the Natural History Museum of Stuttgart, Germany and the Zoology Museum of São Paulo, Brazil, have been researching the Brazilian caves.

NTU Singapore invents ultrafast camera for self-driving vehicles and drones
Scientists from Nanyang Technological University, Singapore (NTU Singapore) have developed an ultrafast high-contrast camera that could help self-driving cars and drones see better in extreme road conditions and in bad weather.

Squishy supercapacitors bathed in green tea could power wearable electronics
Wearable electronics are here -- the most prominent versions are sold in the form of watches or sports bands.

University of Toronto physicists harness neglected properties of light
University of Toronto researchers have demonstrated a way to increase the resolution of microscopes and telescopes beyond long-accepted limitations by tapping into previously neglected properties of light.

New malaria vaccine effective in clinical trial
University of Tuebingen researchers in collaboration with the biotech company Sanaria Inc. have demonstrated in a clinical trial that a new vaccine for malaria called Sanaria® PfSPZ-CVac has been up to 100 percent effective when assessed at 10 weeks after last dose of vaccine.

How depression can muddle thinking
Depression is associated with sadness, fatigue and a lack of motivation.

Spinal cord injury patients face many serious health problems besides paralysis
Spinal cord patients are at higher risk for cardiovascular disease; pneumonia; life-threatening blood clots; bladder, bowel and sexual dysfunction; constipation and other gastrointestinal problems; pressure ulcers; and chronic pain, according to a report published in the journal Current Neurology and Neuroscience Reports.

Unlocking the genetic secrets of legendary bulls
Researchers are are unpacking the entire DNA sequences of 50 influential animals dating back to the 1950s, then honing in on the genes associated with specific traits in order to capture the best genetics in the Brahman breed.

A cultural catch
A UCSB scholar examines the evolution of wooden halibut hooks carved by native people of the Northwest Coast.

Validation of suspected somatic single nucleotide variations
It has been proposed that somatic gene variations (SNV) present in few brain cells could facilitate the development of neurodegenerative disorders like Alzheimer's disease.

The Lancet Psychiatry: Large imaging study confirms brain differences in ADHD
Attention-deficit hyperactivity disorder (ADHD) is associated with the delayed development of five brain regions and should be considered a brain disorder, according to a study published in The Lancet Psychiatry.

New antibiotic from bacteria found on Kenyan ant could help beat MRSA
A new antibiotic, produced by bacteria found on a species of African ant, is very potent against antibiotic-resistant 'superbugs' like MRSA according to scientists.

Crystal growth, earth science and tech demo research launching to orbiting laboratory
The tenth SpaceX cargo resupply launch to the International Space Station, targeted for launch Feb.

3-D reconstruction of skull suggests a small crocodile is a new species
A small crocodyliform dinosaur discovered in Germany's Langenberg Quarry may be a new species, according to a study published Feb.

Carbs during workouts help immune system recovery
Eating carbohydrates during intense exercise helps to minimise exercise-induced immune disturbances and can aid the body's recovery, QUT research has found.

90 percent of fish used for fishmeal are prime fish
A new study emerging from the Sea Around Us project at the University of British Columbia's Institute for the Oceans and Fisheries reveals that from 1950 to 2010, 27 percent of commercial marine landings were diverted to uses other than direct human consumption.

Early brain changes may help predict autism among high-risk infants
Brain changes at age 6 or 12 months may help predict the development of autism spectrum disorder by age 2 years among infants with a high family risk, according to a study funded by the National Institutes of Health.

Physicians' opioid prescribing patterns linked to patients' risk for long-term drug use
Emergency room patients treated by physicians who prescribe opioids more often are at greater risk for long-term opioid use even after a single prescription than those who see less-frequent prescribers, according to the findings of a study from Harvard Medical School and T.H.

Designing bone healing therapies that better mimic regeneration
The range of biomimetic approaches to promote bone growth that are at the core of current bone healing therapies need to more closely emulate natural regenerative mechanisms.

Researchers find autism biomarkers in infancy
By using magnetic resonance imaging (MRI) to study the brains of infants who have older siblings with autism, scientists were able to correctly identify 80 percent of the babies who would be subsequently diagnosed with autism at 2 years of age.

Is preeclampsia a risk or a protective factor in retinopathy of prematurity?
Mary Elizabeth Hartnett, M.D., and colleagues at the John A.

One-fifth of Indonesian households exhibit double burden of malnutrition
The coexistence of both undernutrition and overweight/obesity, a phenomenon called double burden of malnutrition, is a global public health challenge existing at all levels from the individual to the population, especially in low-to middle-income countries.

USDA announces $1.7 million to support research at tribal colleges and universities
The US Department of Agriculture's (USDA) National Institute of Food and Agriculture (NIFA) today announced $1.7 million in funding to build research capacity at land-grant tribal colleges and universities.

New AAAS report presents recommendations to engage scientists and engineers with policy around the world
The American Association for the Advancement of Science (AAAS) will release a new report Connecting Scientists to Policy Around the World: Landscape Analysis of Mechanisms Around the World Engaging Scientists and Engineers in Policy, that documents best practices for immersive science-policy connection mechanisms.

Metal-organic frameworks used as looms
Researchers of Karlsruhe Institute of Technology (KIT) have made major progress in the production of two-dimensional polymer-based materials.

Monitoring birds by drone
Forget delivering packages or taking aerial photographs -- drones can even count small birds!

What doesn't kill you makes you stronger
New research from Sanford Burnham Prebys Medical Discovery Institute (SBP) could help explain why brief bodily stresses -- going to the sauna or for a run, for example -- are good for health and longevity.

Stanford scientists create scorecard index for heart-damaging chemo drugs
Researchers at the Stanford University School of Medicine used heart muscle cells made from stem cells to rank commonly used chemotherapy drugs based on their likelihood of causing lasting heart damage in patients.

Study of over 700,000 births shows increased risk of poor outcomes, including death, for babies born to mothers with gestational diabetes
New research published in Diabetologia (the journal of the European Association for the Study of the Diabetes) shows an increased risk of adverse outcomes in babies born to mothers with gestational diabetes, when compared to non-diabetic mothers.

New protein could be key in fighting debilitating parasitic disease
A naturally occurring protein has been discovered that shows promise as a biocontrol weapon against schistosomiasis, one of the world's most prevalent parasitic diseases, Oregon State University researchers reported today in a new study.

1 in 4 ER visits for eye problems aren't actually emergencies, study finds
Pinkeye isn't a medical emergency. Neither is a puffy eyelid.

New report examines role of engineering technology, calls for increased awareness
While workers in the engineering technology (ET) field play an important role in supporting US technical infrastructure and the country's capacity for innovation, there is little awareness of ET as a field of study or category of employment in the US.

3-D printed 'eagle eye' camera mimics sharp vision of predators
A new study presents a miniaturized camera inspired by the natural vision of predators such as eagles that captures images with a high central acuity.

New, ultra-flexible probes form reliable, scar-free integration with the brain
Engineering researchers at The University of Texas at Austin have designed ultra-flexible, nanoelectronic thread (NET) brain probes that can achieve more reliable long-term neural recording than existing probes and don't elicit scar formation when implanted.

Dual-drug combination shows promise against diabetic eye disease in animal model
A two-drug cocktail provided better protection against diabetes-related vision loss than a single drug during testing in rat models, a team of University of Florida Health and Dutch researchers has found.

Regional chemotherapy technique for extremity sarcoma salvages limbs from amputation
Patients with a type of advanced malignant cancer of the arms or legs have typically faced amputation of the afflicted limb as the only treatment option.

New method uses heat flow to levitate variety of objects
Third-year Frankie Fung and fourth-year Mykhaylo Usatyuk led a team of UChicago researchers who demonstrated how to levitate a variety of objects -- ceramic and polyethylene spheres, glass bubbles, ice particles, lint strands and thistle seeds -- between a warm plate and a cold plate in a vacuum chamber.

UD scientists report ocean data from under Greenland's Petermann Glacier
Based on data from the first UD ocean sensors deployed under Greenland's Petermann Glacier, UD researchers report that the floating ice shelf is strongly coupled, or tied, to the ocean below and to the adjacent Nares Strait.

Some marine creatures may be more resilient to harsher ocean conditions than expected
As the world continually emits carbon dioxide into the atmosphere, the oceans are taking a hit, absorbing some of it and growing more acidic.

Intergalactic unions more devastating than we thought
Russian scientists estimated the number of stars disrupted by solitary supermassive black holes in galactic centers formed due to mergers of galaxies containing supermassive black holes.

Concentrating milk at the farm does not harm milk quality
Together with Arla Foods, Aarhus University has examined several aspects of concentrating the milk at the farm.

International study suggests Nodding syndrome caused by response to parasitic protein
Researchers at the National Institutes of Health have uncovered new clues to the link between Nodding syndrome, a devastating form of pediatric epilepsy found in specific areas of east Africa, and a parasitic worm that can cause river blindness.

Emotions are cognitive, not innate, researchers conclude
Emotions are not innately programmed into our brains, but, in fact, are cognitive states resulting from the gathering of information, New York University Professor Joseph LeDoux and Richard Brown, a professor at the City University of New York, conclude.

Patient-centered health systems network holds promise for translational research
For the first time, members of LHSNet have outlined how their work can serve as an emerging resource for translational research.

Global ocean de-oxygenation quantified
The ongoing global change causes rising ocean temperatures and changes the ocean circulation.

What's holding up CRISPR-based cures
The gene-editing tool called CRISPR that can quickly and cleanly remove specific pieces of DNA has revolutionized biotechnology.

Scheme's success at stopping mums-to-be smoking
Pregnant women are almost twice as likely to quit smoking if they are supported from their first midwife appointment -- and then are more likely to have heavier, healthier babies.

Size matters when it comes to keeping blood sugar levels in check
Keeping blood sugar levels within a safe range is key to managing both type 1 and type 2 diabetes.

Flat-footed fighters
Walking on our heels, a feature that separates great apes, including humans, from other primates, confers advantages in fighting, according to a new University of Utah study published today in Biology Open.

NASA sees Tropical Cyclone Dineo at Mozambique coast
When NASA's Aqua satellite passed over Tropical Cyclone Dineo in the Mozambique Channel on Feb.

Study confirms vitamin D protection against cold and flu
A new global collaborative study has confirmed that vitamin D supplementation can help protect against acute respiratory infections.

Chest pain: New tool helps doctors decide when tests are needed
Study published in JAMA Cardiology suggests stress testing may not always be necessary for those with non-urgent chest pain.

Survival rate may be improving for extremely preterm infants
Very early preterm infants are more likely to survive than in previous years, and the survivors are less likely to have neurological problems, according to an analysis of records from a National Institutes of Health research network.

New Doppler sound database could save the lives of thousands suffering from heart conditions
Podiatrist Andrew Sharpe will use the new Doppler sound database to help practitioners to know exactly what to listen for in people with suspected arterial disease.

'The blob' of abnormal conditions boosted Western US ozone levels
Ozone levels in June 2015 were significantly higher than normal over a large swath of the Western US.

How temperature guides where species live and where they'll go
A Princeton University-based study could prove significant in answering among the most enduring questions for ecologists: Why do species live where they do, and what are the factors that keep them there?

After joint replacement surgery, smokers at increased risk of reoperation for infection
For patients undergoing total hip or knee replacement, smoking is associated with an increased risk of infectious (septic) complications requiring repeat surgery, reports a study in the Feb.

Radiotherapy for invasive breast cancer increases the risk of second primary lung cancer
East Asian female breast cancer patients receiving radiotherapy have a higher risk of developing second primary lung cancer.

High rates of satisfaction for applicator free local estrogen softgel ovule
A new investigational delivery method for localized vaginal estrogen therapy received high rates of patient satisfaction among post-menopausal women, according to post-trial survey results published in the journal Menopause.

Team establishes first diagnostic criteria for idiopathic multicentric castleman disease
More than six decades after Castleman disease (CD) was first described, a group of experts from Penn Medicine and other institutions around the world has established the first set of diagnostic criteria for a life-threatening subtype of the condition, idiopathic multicentric CD (iMCD), which is often misdiagnosed as other illnesses.

Measuring entropy
A scanning-tunneling microscope (STM), used to study changes in the shape of a single molecule at the atomic scale, impacts the ability of that molecule to make these changes -- the entropy of the molecule is changed and, in turn, can be measured.

Does our solar system have an undiscovered planet? You can help astronomers find out
ASU's Adam Schneider and colleagues are hunting for runaway worlds in the space between stars, and citizen scientists can join the search with a new NASA-funded website.

Researchers pinpoint watery past on Mars
An area on Mars that appears to have been flooded in the past offers a prime target to search for past life forms on the Red Planet.

No, that's not a brown recluse spider bite
A retired University of California, Riverside entomologist and two dermatologists in Missouri who specialize in treating brown recluse bites have co-authored a just-published paper that describes expressions of skin conditions that are often misdiagnosed as bites from the brown recluse spider.

Deep reefs unlikely to save shallow coral reefs
Often highlighted as important ecological refuges, deep sections of coral reefs (30-60 m depth) can offer protection from the full force of climate change-related impacts, such as intensifying storms and warm-water bleaching.

Scripps Florida scientists take aim at obesity-linked protein
In a study recently published online in the journal Molecular Metabolism, Chakraborty and his colleagues have shown that deleting the gene for this protein, known as IP6K1, protects animal models from both obesity and diabetes.

People assume sexists are also racist and vice versa
The stigma associated with prejudice against women and people of color seems to transfer from one group to another, according to new findings published in Psychological Science, a journal of the Association for Psychological Science.

Gene therapy treats muscle-wasting disease in dogs
Dogs with an inherited muscle-wasting disorder that was treated with a single infusion of corrective gene therapy were indistinguishable from normal animals one year later.

Fasting mimicking diet reduces risk factors for aging and multiple age-related disease
Temporarily inducing our body into thinking it's fasting may reverse biological aging, increase our healthspan, and stave off age-related illness.

Nanotechnology based gene editing to eradicate HIV brain reservoir in drug abusers
The study will use nanotechnology with magneto electric nanoparticles (MENPs) to deliver drugs across the blood brain barrier in conjunction with the Cas9/gRNA gene editing strategy that has shown great promise in finding and destroying copies of HIV that have burrowed into the host's genome.

NASA's OSIRIS-REx takes closer image of Jupiter
During Earth-Trojan asteroid search operations, the PolyCam imager aboard NASA's OSIRIS-REx spacecraft captured this image of Jupiter (center) and three of its moons, Callisto (left), Io, and Ganymede.

Worm identified as potential cause for mysterious seizure disorder
A new study reveals how a parasitic worm can trigger the onset of a mysterious and incurable childhood seizure disorder.

Simple test may predict which children develop severe TB, Stanford researcher says
A simple blood test commonly used in screening adults for tuberculosis could predict whether children infected with the TB bacteria are likely to progress to the active disease, according to a study by researchers at the Stanford University School of Medicine and five other institutions.

How an Ice Age paradox could inform sea level rise predictions
New findings from the University of Michigan explain an Ice Age paradox and add to the mounting evidence that climate change could bring higher seas than most models predict.

Vitamin D protects against colds and flu, finds major global study
Vitamin D supplements protect against acute respiratory infections including colds and flu, according to a study led by Queen Mary University of London (QMUL).

Depression symptoms among men when their partners are pregnant
Men who were stressed or in poor health had elevated depression symptoms when their partners were pregnant and nine months after the birth of their child, according to the results of a study of expectant and new fathers in New Zealand published online by JAMA Psychiatry.

Unsaturated fatty acid may reverse aging effect of obesity
Obesity, or a high fat diet, can lead to changes in the immune system similar to those observed with aging.

McGill University at the American Academy for the Advancement of Science (AAAS)
McGill University researchers will present on a diversity of topics during the 2017 AAAS annual meeting including Open Science in neuroscience, medical marijuana and genomics.

CSIC develops a biosensor able to detect HIV only one week after infection
A team from the Spanish National Research Council (CSIC) has developed a biosensor that can detect type 1 HIV during the first week after infection.

Statin side effects are strongest predictor of failure to meet cholesterol targets
Statin side effects are the strongest predictor of failure to meet low-density lipoprotein (LDL) cholesterol targets, according to research published today in the European Journal of Preventive Cardiology.

Bipolar disorder candidate gene, validated in mouse experiment
Researchers at Ulsan National Institute of Science and Technology (UNIST) in South Korea has made a significant breakthrough in the search for the potential root causes of bipolar disorder.

Is it depression or dementia? Brain SPECT imaging helps distinguish them
Does a patient have depression or a cognitive disorder (CD) such as Alzheimer's disease or both?

Scientists discover how the cells in skin and organ linings maintain constant cell numbers
Research published today in Nature from scientists at Huntsman Cancer Institute (HCI) at the University of Utah shows how epithelial cells naturally turn over, maintaining constant numbers between cell division and cell death.

Mouse studies offer new insights about cocaine's effect on the brain
Researchers have determined how a specific protein regulates the brain's response to cocaine.

Neurotrophic factor GDNF is an important regulator of dopamine neurons in the brain
New research results are expanding our understanding of the physiological role of the glial cell line-derived neurotrophic factor GDNF in the function of the brain's dopamine systems.

Making sodium-ion batteries that last
Lithium-ion batteries have become essential in everyday technology. But these power sources can explode under certain circumstances and are not ideal for grid-scale energy storage.

Outdoor adventure program is a promising treatment for autism spectrum disorder
A new Tel Aviv University study finds outdoor challenge-based interventions may be effective in reducing the overall severity of autism spectrum disorder (ASD) symptoms.

New study provides clues to early T cell immune responses in acute HIV infection
Potent HIV-specific CD8+ T cells that are able to kill HIV-producing cells and reduce the seeding of the HIV reservoir are only detected at peak viremia in acute HIV infection.

In the developing ears of opossums, echoes of evolutionary history
In a new study published in Proceedings of the Royal Society B, animal scientists at the University of Illinois at Urbana-Champaign, King's College London, and the University of Chicago have discovered that hidden in the development of opossums is one possible version of the evolutionary path that led from the simple ears of reptiles to the more elaborative and sensitive structures of mammals, including humans.

Ebolaviruses need very few mutations to cause disease in new host species
Ebola is one of the world's most virulent diseases, though rodent species such as guinea pigs, rats and mice are not normally susceptible to it.

Plant-made virus shells could deliver drugs directly to cancer cells
Viruses are extremely efficient at targeting and delivering cargo to cells.

Study associates proximity to oil and gas development and childhood leukemia
Young Coloradans diagnosed with acute lymphocytic leukemia are more likely to live in areas of high-density oil and gas development compared to young Coloradans diagnosed with other types of cancer, according to researchers at the Colorado School of Public Health at CU Anschutz. 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