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Science Current Events and Science News | Brightsurf | January 10, 2017


Protein build-up may trigger inflammation associated with Alzheimer's and other conditions
A recent review article published online in The FASEB Journal points to the 'trigger' for the inflammatory response, caused by the immune system, that precedes Alzheimer's disease and other neurological conditions.
New study finds postdocs don't yield positive labor market returns
A new study by Boston University and University of Kansas researchers has found that postdoc jobs don't yield a positive return in the labor market, and that these positions likely cost graduates roughly three years worth of salary in their first 15 years of their careers.
Alcohol prevents ability to extinguish fearful memories in mice
Experiments in mice by researchers at Johns Hopkins suggest that if the goal is to ease or extinguish fearful emotional memories like those associated with post-traumatic stress disorder, alcohol may make things worse, not better.
Dual-purpose biofuel crops could extend production, increase profits
Dual-purpose biofuel crops could extend production by two months, decreasing the cost of each gallon of fuel and increasing profits by as much as 30 percent.
Penn paleobiologist Lauren Sallan selected as a 2017 TED Fellow
The University of Pennsylvania's Lauren Sallan, an assistant professor in the School of Arts & Sciences' Department of Earth and Environmental Science, has been selected as a TED Fellow, joining a class of 15 innovators from around the world who will deliver a talk on the TED stage in April in Vancouver, B.C.
The weather's not to blame for your aches and pains
New research from The George Institute for Global Health has revealed the weather plays no part in the symptoms associated with either back pain or osteoarthritis.
Glia, not neurons, are most affected by brain aging
The difference between an old brain and a young brain isn't so much the number of neurons but the presence and function of supporting cells called glia.
Socioeconomic status and prior pregnancy affect women's treatment choices when suffering miscarriage
How women make decisions about treatment while suffering a miscarriage, and the key factors that influence their choices, are revealed in a study published in Obstetrics & Gynecology from researchers at the Perelman School of Medicine at the University of Pennsylvania.
Mass. General-led team identifies gene mutations behind lack of a nose
Researchers from Massachusetts General Hospital led a large, international research team that has identified gene mutations associated with a rare congenital condition involving the absence of a nose and often accompanied by defects involving the eye and reproductive systems.
University of South Carolina researchers discover new subtype of cervical cancer
Scientists from the University of South Carolina have identified a new subtype of cervical cancer that may explain why a fraction of cervical cancer patients do not respond to standard treatment.
Hubble's front row seat when galaxies collide
IRAS 14348-1447 is actually a combination of two gas-rich spiral galaxies doomed by gravity to affect and tug at each other and slowly, destructively, merge into one.
Retroviruses 'almost half a billion years old'
Retroviruses -- the family of viruses that includes HIV -- are almost half a billion years old, according to new research by scientists at Oxford University.
Couch potatoes face same chance of dementia as those with genetic risk factors: Research
Sedentary older adults with no genetic risk factors for dementia may be just as likely to develop the disease as those who are genetically predisposed, according to a major study which followed more than 1,600 Canadians over five years.
Hospitals are less likely to admit publicly insured children, but outcomes aren't affected
Hospitals are less likely to admit children covered by public insurance such as Medicaid than privately insured children with similar symptoms, especially when hospitals beds are scarce.
Play, cognitive skills in kindergarten predict extracurricular activities in middle school
Cognitive skills and experiences like classroom-based play in kindergarten lead to participation in extracurricular activities in 8th grade among children growing up in poverty, finds a new study led by NYU's Steinhardt School of Culture, Education, and Human Development.
Daily folic acid supplementation remains important for prevention of birth defects
Despite the mandatory addition of folic acid to enriched grain products in the United States, many women still do not consume adequate amounts of this important vitamin, according to an editorial written by Laura E.
ISTH partners with Wiley to launch new open-access journal
Research and Practice in Thrombosis and Haemostasis, a new peer-reviewed e-publication for global scientific community, is now open for submissions.
Coca-Cola's Christmas truck tour should be banned, say public health experts
Coca-Cola's 'Happy Holidays' truck tour should be banned, given the growing evidence of the effect that marketing of unhealthy food and drink has on children, say public health experts in The BMJ today.
Study shows how marine microbes recycle iron from the debris of dead algae
A new study from the Scripps Institute of Oceanography in La Jolla, Calif., shows the molecular machinery that helps move iron through the marine environment.
How to reap the benefits of exercise: It's in the genes
An international team of scientists has discovered that the gene TFEB is a major regulator of muscle function during exercise.
Study reveals gender and race disparities in ACS pretest probabilities in the ED
Study finds that gender and racial disparities persist in the ED when it comes to the evaluation of chest pain with the potential for acute coronary syndrome (ACS) -- just not in the way many would expect.
Essential quality control system in cells identifies and destroys faulty genetic material
New research out of Case Western Reserve University School of Medicine describes a mechanism by which an essential quality control system in cells identifies and destroys faulty genetic material.
New species of ground beetle described from a 147-year-old specimen
While new species are most commonly described based on recent field collections, undertaken at poorly explored places, some are identified in museum collections, where they have spent decades before being recognized.
The importance of the glutamine metabolism in colon cancer
The importance of glutamine was made clear as a colon cancer specific metabolism.
'Housekeepers' of the brain renew themselves more quickly than first thought
Cells in the brain responsible for detecting and fixing minor damage renew themselves more quickly than previously thought, new research has shown.
Supporting actors take lead role as our brains age
The main changes in our brains as we get older are in the brain cells with a supporting role, called glial cells, British scientists have found.
Air pollution and lack of physical activity pose competing threats to children in China
Health workers and policymakers need to find ways to address poor air quality and lack of exercise among children in China so that children can be more physically active without suffering the health risks caused by exposure to air pollution, an Oregon State University researcher suggests.
Hubble captures 'shadow play' caused by possible planet
Searching for planets around other stars is a tricky business.
What does it take for an AIDS virus to infect a person?
Researchers examined the characteristics of HIV-1 strains that were successful in traversing the genital mucosa that forms a boundary to entry by viruses and bacteria.
Researchers reveal connection between female estrogen cycle and cocaine addiction
This study shows how high estrogen release during the estrus cycle increases the pleasure felt via the brain's reward pathway
Cultural differences may leave their mark on DNA
A UC San Francisco-led study has identified signatures of ethnicity in the genome that appear to reflect an ethnic group's shared culture and environment, rather than their common genetic ancestry.
Criminology study links NFL players' misbehavior on, off field
New research conducted at UT Dallas found NFL players who drew the most penalties also had more criminal arrests than their teammates.
Changing rainfall patterns linked to water security in India
Changes in precipitation, which are linked to the warming of the Indian Ocean, are the main reason for recent changes in groundwater storage in India.
National VA effort reduced risky opioid prescriptions for veterans, study finds
Fewer veterans received prescriptions for risky dosages of opioid painkillers after a national VA initiative took aim at reducing high doses and potentially dangerous drug combinations, a new study finds.
Close to half of adults and one quarter of kids in the US regularly consume artificial sweeteners
A new study in the Journal of the Academy of Nutrition and Dietetics reports that 41 percent of adults and 25 percent of children currently consume at least one LCS item on a regular basis.
Nothing fishy about better nutrition for mums and babies
Researchers from the South Australian Health and Medical Research Institute (SAHMRI) and the University of Adelaide have found a way to provide mothers and young children in Cambodia with better nutrition through an unlikely source -- fish sauce.
Next-generation optics offer the widest real-time views of vast regions of the sun
A groundbreaking new optical device, developed at NJIT's Big Bear Solar Observatory (BBSO) to correct images of the Sun distorted by multiple layers of atmospheric turbulence, is providing scientists with the most precisely detailed, real-time pictures to date of solar activity occurring across vast stretches of the star's surface.
Researchers concerned about young people's responsibility for their work ability
Young people in working life see themselves as solo players responsible for maintaining their own work ability.
Plus-sized fly: A model to understand the mechanisms underlying human obesity
Genetic researchers at CSHL today report in Cell Metabolism that they have created the first model of genetically induced obesity in fruit flies.
Rise of personal technology in criminal proceedings poses risks to individuals' rights
Personal technology such as fitness trackers and smartphones have become common companions in our daily lives.
Consumption of low-calorie sweeteners jumps by 200 percent in US children
About 25 percent of children and more than 41 percent of adults in the United States reported consuming foods and beverages containing low-calorie sweeteners (LCS) such as aspartame, sucralose, and saccharin in a recent nationwide nutritional survey, according to a study out today.
Compound from chicory reveals possible treatment strategy for neurodegenerative disorders
In a new research report published online in The FASEB Journal, scientists used mice to show that chicoric acid, a component of chicory, may help reduce memory impairment associated with Alzheimer's disease, and possibly other neurodegenerative diseases.
What kind of selfie taker are you?
New research says taking and posting pictures of yourself doesn't necessarily mean you're a narcissist.
Airborne thermometer to measure Arctic temperatures
The radiometry techniques in use for remote sensing of water temperature currently are only precise up to about a half degree.
Innovative imaging and surgery treats lymph condition in adults
Researchers who developed a safe and effective procedure to remove thick clogs in children's airways are now reporting similar success in adult patients.
IUPUI-based engineering startup receives $225,000 NSF grant to improve hydrogen fuel storage
Green Fortress Engineering Inc. has received a one-year STTR Phase I grant from the National Science Foundation to develop its solid-state hydrogen storage technology.
Science DMZ is focus of latest library of network training videos aimed at global audience
For the second time in a year, ESnet and the NSRC have produced and released a library of short explanatory videos to help network engineers around the world gain basic knowledge, set up basic systems and drill down into areas of specific interest.
'Dementia gene' may guard against decline associated with parasitic disease
New research published online in The FASEB Journal, suggests that carriers of the Apolipoprotein E4 allele, which is the single strongest genetic predictor of Alzheimer's disease and is associated with cognitive decline and cardiovascular disease, may have a reduced risk of cognitive decline associated with parasitic diseases.
Gravitational biology
Akira Kudo at Tokyo Institute of Technology(Tokyo Tech) and colleagues report in Scientific Reports, December 2016, that live-imaging and transcriptome analysis of medaka fish transgenic lines lead to immediate alteration of cells responsible for bone structure formation.
NICHE celebrates 25th anniversary at annual conference, April 19-22, 2017
Nearly 1,000 healthcare professionals from more than 300 NICHE member and non-member hospitals located around the world will meet in Austin, TX, for the 2017 Annual NICHE (Nurses Improving Care for Healthsystem Elders) Conference, April 19-22, 2017.
Inhibiting a DNA-repairing protein in brain could be key to treating aggressive tumors
Researchers at the University of Leeds found that inhibiting this protein, called RAD51, helped increase the effectiveness of radiotherapy in killing off glioblastoma cells in the lab.
3-D printing and nanotechnology, a mighty alliance to detect toxic liquids
Carbon nanotubes have made headlines in scientific journals for a long time, as has 3-D printing.
The problem and potential solution of combining drugs
Drugs can be combined in endless ways. Add in treatments such as the herbs and acupuncture of traditional Chinese medicine, and the number of arrangements increases further.
NASA study finds a connection between wildfires and drought
For centuries drought has come and gone across northern sub-Saharan Africa.
Study finds postdoc jobs in biomedicine don't yield positive returns in the labor market
A new study by Boston University Questrom School of Business and University of Kansas researchers has found that postdoc jobs don't yield a positive return in the labor market, and that these positions likely cost graduates roughly three years' worth of salary in their first 15 years of their careers.
People with early-onset Parkinson's disease may benefit from boosting niacin in diet
A University of Leicester research team leads a new study strengthening therapeutic potential for dietary interventions.
'Goldilocks' drug prevents chronic kidney disease in primates
A Massachusetts General Hospital research team has developed a way to avoid ischemia/reperfusion injury of the kidney with a new monoclonal antibody that binds its target receptor in a way that is 'just right.'
Wastewater treatment upgrades result in major reduction of intersex fish
Upgrades to a wastewater treatment plant along Ontario's Grand River, led to a 70 per cent drop of fish that have both male and female characteristics within one year and a full recovery of the fish population within three years, according to researchers at the University of Waterloo.
Why is asthma worse in black patients?
African-Americans may be less responsive to asthma treatment and more likely to die from the condition, in part, because they have a unique type of airway inflammation, according to a study led by researchers at the University of Illinois at Chicago College of Medicine.
More individual therapy for blood cancer patients
Because it is impossible to predict which acute myeloid leukaemia (AML) patients will benefit, all patients are routinely treated with chemotherapy.
Taking graphics cards beyond gaming
A highly efficient mathematical solver designed to run on graphics processors gives scientists and engineers a powerful new tool for a common computational problem.
New technology will cut plug-in hybrid fuel consumption by one third
Engineers at the University of California, Riverside have taken inspiration from biological evolution and the energy savings garnered by birds flying in formation to improve the efficiency of plug-in hybrid electric vehicles (PHEVs) by more than 30 percent.
Bacterial communities of female genital tract impact HIV infection risk
A team of researchers from the Massachusetts General Hospital (MGH) and the Ragon Institute of MGH, MIT and Harvard has found that the most common bacterial community in the genital tract of healthy South African women is associated with a more than four-fold increase in the risk of acquiring HIV.
Quick blood test for gut bacteria can predict risk of death and heart problems in patients
Researchers have found that measuring the levels of a molecule called trimethylamine N-oxide (TMAO) that is produced by the gut bacteria from components of red meat, eggs and diary products in blood could give them a quick and reliable way of assessing the risk of death and other major heart problems in the short and long term in patients who arrive in hospital emergency departments with chest pains.
$10 million CDC grant funds center to fight vector-borne diseases
To better understand, prevent and treat diseases passed from insects to people, the Cornell University-led Northeast Regional Center for Excellence in Vector Borne Diseases will launch later this month, thanks to a $10 million grant from the Centers for Disease Control and Prevention (CDC).
National salt reduction strategy is cost-effective 'best buy' for 183 countries worldwide
A new global study projects that a government-supported intervention to reduce national salt consumption by 10 percent over 10 years would be a highly cost-effective 'best buy' for preventing cardiovascular disease across 183 countries worldwide.
Older adults with obesity less responsive to memory training than those with lower BMIs
In first study to compare results of cognitive training by BMI category, Indiana University Center for Aging Research scientists found that memory training provided only one-third the benefit to older adults with obesity than benefit it provided to older adults without obesity.
New approach to managing warfarin patients improves care, cuts costs
New performance measures have been developed for patients on warfarin that may save lives and money.
TSRI signs collaboration agreement with Pfizer to advance DNA-encoded library technology
The Scripps Research Institute, a leading non-profit biomedical research institute, today announced a research collaboration and license agreement with Pfizer Inc. to pioneer new DNA-encoded library (DEL) technology, including new synthetic chemistry for the creation of next-generation DELs, a potentially transformative technology for early stage drug discovery research.
Tucatinib (ONT-380) progressing in pivotal trial against HER2+ breast cancer
Twenty-seven percent of 50 heavily pretreated patients with stage IV HER2+ breast cancer saw clinical benefit from the drug, with at least 'stable disease' at 24 or more weeks after the start of treatment.
First study to show parents' concerns about neighborhood restrict kids' outdoor play
A study conducted by LSU Health New Orleans School of Public Health is the first to demonstrate that parents who are concerned about their neighborhoods restrict their children's outdoor play.
Landmark study defines normal ranges for testosterone levels
A large study of more than 9,000 men has established harmonized reference ranges for total testosterone in men that when applied to assays that have been appropriately calibrated will effectively enable clinicians to make a correct diagnosis of hypogonadism, according to a new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism.
Routine procalcitonin screening reduces hospital stays and costs for patients with sepsis
A dangerous and often deadly condition, sepsis affects more than a million Americans every year and the cases continue to increase.
Meet Canada's 'poop lady'
Since 2012, UdeM PhD student Catherine Girard has collected stool samples from the Inuit of Nunavut.
Stanford researcher and colleagues announce master plan for better science
Nature Publishing Group has launched a new journal and its inaugural issue includes a 'manifesto for reproducible science' co-authored by Stanford Medicine's John Ioannidis.
IMF lending conditions curb healthcare investment in West Africa, study finds
Research shows budget reduction targets and public sector caps, insisted on by the IMF as loan conditions, result in reduced health spending and medical 'brain drain' in developing West African nations.
Bacterial Pac Man molecule snaps at sugar
Many pathogens use certain sugar compounds from their host to help conceal themselves against the immune system.
Folic acid supplementation recommended for prevention of neural tube defects
The US Preventive Services Task Force recommends that all women who are planning or capable of pregnancy take a daily supplement containing 0.4 to 0.8 mg (400-800 μg) of folic acid.
How to control the unknown: Novel method for robotic manipulation
The knowledge of system dynamics is completely unknown and system states are not available... therefore, it is desirable to design a novel control scheme that does not need the exact knowledge of system dynamics but only the input and output data measured during the operation of the system.
Rate of elevated systolic blood pressure increases globally, along with associated deaths
An analysis that included 8.7 million participants finds that the rate of elevated systolic blood pressure (SBP) increased substantially globally between 1990 and 2015, and that in 2015 an estimated 3.5 billion adults had systolic blood pressure of at least 110 to 115 mm Hg, and 874 million adults had SBP of 140 mm Hg or higher, according to a study appearing in the Jan.
Stem cell therapy reverses blindness in animals with end-stage retinal degeneration
A stem cell-based transplantation approach that restores vision in blind mice moves closer to being tested in patients with end-stage retinal degeneration, according to a study published Jan.
Neurons modulate the growth of blood vessels
A team of researchers at Karlsruhe Institute of Technology shake at the foundations of a dogma of cell biology.
A glimpse into the workings of the baby brain
Neuroscientists at MIT have adapted their MRI scanner to make it easier to scan infants' brains as the babies watch movies featuring different types of visual input.
Unlikely couple: Liaison between a Sika deer and a Japanese snow monkey
In a new study published by Springer in the journal Primates, researchers report on the mating behavior observed between a Japanese macaque male (also known as snow monkey) and a female Sika deer.
New research sheds light on why plants change sex
Plants with a particular breeding system change their sex depending on how much light they receive, new scientific research has revealed.
Study shows biological changes that could underlie higher psychosis risk in immigrants
A new study could explain how migrating to another country increases a person's risk of developing schizophrenia, by altering brain chemistry.
Noninvasive screening method reveals important properties of pharmaceutical tablets
Information on significant properties of pharmaceutical tablets, such as their mechanical strength and dissolution, can now be obtained without resorting to the conventional, time-consuming and destructive testing methods, according to a new study completed at the University of Eastern Finland.
New report finds significant improvements in methods to collect data on recreational fishing
Now, a new report from the National Academies of Sciences, Engineering, and Medicine says MRIP has made significant improvements in gathering information through redesigned surveys, strengthening the quality of data.
Antioxidant may protect offspring of obese mothers from fatty liver disease
In new research published online in The FASEB Journal, scientists show that the antioxidant pyrroloquinoline quinone (PQQ) may prevent the development of nonalcoholic fatty liver disease in offspring.
Endocrinologists want training in transgender care
Four out of five physicians who specialize in treating hormone health conditions have never received formal training on care for transgender individuals, according to a new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism.
Drug shown to aid injured adult brains may exacerbate cognitive problems in children
Study suggests the pediatric brain responds negatively to traumatic brain injury treatment that targets inflammation.
Migraine associated with higher risk of stroke after surgery
Surgical patients with a history of migraines have a greater risk of stroke and readmission to hospital, finds a study published by The BMJ today.
Study shows risk of skin cancer doesn't deter most college students who tan indoors
White female college students in Indiana who tan indoors know they are placing themselves at risk of skin cancer and premature skin aging, but most continue to tan indoors anyway, according to a study conducted by researchers at the Richard M.
Ice Age 'skeleton crew' offers insights for today's endangered species
The ghosts of Ice Age mammals can teach valuable, real-world lessons about what happens to an ecosystem when its most distinct species go extinct, according to a Yale University study.
Cost-saving, longer-lasting biodegradable adhesive patented by Kansas State University
Donghai Wang, professor of biological and agricultural engineering, and Susan Sun, university distinguished professor of grain science and industry, developed a patented biodegradable resin for adhesives and coatings.
Low-cost salt-reduction policy would save millions of lives worldwide
A government policy to reduce salt intake by 10 percent over 10 years would be highly cost effective in nearly every country in the world, even without accounting for healthcare savings, finds a study published by The BMJ today.
ACC.17 media registration open; important dates announced
The 66th Annual Scientific Session of the American College of Cardiology will be March 17-19, 2017, at the Walter E.
Difficulty in noticing that white people are white, new study finds
A new study published today in Journal of Experimental Psychology: General has found that people fail to notice that white people are white.
2-D materials enhance a 3-D world
A 2-D layer increases the effectiveness of optoelectronics.
Springer partners with the Institute of Earth Environment, Chinese Academy of Sciences
Springer, one of the leading publishers in the fields of science, technology and medicine, will launch the new journal of the Institute of Earth Environment, Chinese Academy of Sciences (IEECAS) -- Aerosol Science and Engineering (ASE) -- as of January 2017.
Zeroing in on the true nature of fluids within nanocapillaries
Shrinking the investigation of objects to the nanometer scale often reveals new properties of matter that have no equivalent for their bulk analysis.
UMD researchers share optimistic vision for Paris Climate Agreement
Scientists at the University of Maryland have developed an empirical model of global climate, which they have used to comprehensively analyze the Paris Climate Agreement.
Review shows limited progress in digitizing NHS records
Health scientists at the University of York have shown that in the 25 years since the NHS was tasked with digitising patient records there has been limited progress made.
Evidence growing of link between youth exposure to alcohol marketing and youth drinking
A new analysis of 12 long-term studies published since 2008 from across the globe finds that young people under the legal drinking age who are more exposed to alcohol marketing appear more likely to start drinking early and also to engage in binge drinking.
New molecular discovery may help identify drug therapies to prevent dementia
Rutgers University scientists have discovered a molecular pathway in the brain that may help provide answers to long-term memory problems in the elderly and aid researchers in identifying drug-based therapies to prevent dementia.
Physicists awarded funding to enhance our understanding of the universe
Theoretical physicists from the University of Plymouth have been awarded a Consolidated Grant from the Science and Technology Facilities Council to enhance our understanding of the world and the universe that surrounds us.
The importance of making friends fast -- when you're an immigrant
A new Concordia University study on forming friendships following immigration shows that the first few days after coming to a new home country may be the most important for a happy integration process.
Study reveals best states for lovers
Is Virginia really for lovers? Other states may have something to say about that, finds a new study by a Michigan State University psychology researcher.
Should gluten-free foods be available on prescription?
In The BMJ this week, experts debate whether gluten-free prescriptions for people with coeliac disease should be removed.
Pretty in pink: Some algae like it cold
UC researchers are leading efforts to learn more about the effects of pink snow algae on glaciers and snowfields covering Pacific Northwest stratovolcanoes.
Researchers develop new compound to fight cytomegalovirus
A Retro94-based compound may prevent a common and sometimes fatal virus -- human cytomegalovirus (CMV) -- from reproducing and help to protect immunocompromised patients, such as those with HIV, on chemotherapy, with transplants, and infants from the effects of the disease, according to Penn State College of Medicine researchers.
Killing time: Study sheds light on phages and precision cell destruction
Phage therapy, which exploits the ability of certain viruses to infect and replicate within bacteria, shows promise for treating antibiotic-resistant bacterial infections.
The best way to include fossils in the 'tree of life'
A team of scientists from the University of Bristol has suggested that we need to use a fresh approach to analyze relationships in the fossil record to show how all living and extinct species are related in the 'tree of life.'
For viral predators of bacteria, sensitivity can be contagious
Scientists have shown for the first time how bacteria with resistance to a viral predator can become susceptible to it after spending time in the company of other susceptible or 'sensitive' bacteria.
New categorization of food scares will prevent food chain being compromised
Researchers from the University of Surrey have developed a new comprehensive categorization of food scares, a new study in the British Food Journal reports.
Children's Hospital Los Angeles awarded nearly $1 million from Department of Health
The USC University Center of Excellence on Developmental Disabilities at Children's Hospital Los Angeles was awarded $880,000 from the Los Angeles County Department of Public Health with funding from the California Department of Public Health and the United States Department of Agriculture.
Americans more in control of their long-term care
The provision of long-term care in the US has shifted from what was once a predominantly institutionally based system of care to one in which recipients can increasingly receive a range of both medical and supportive services at home and in the community, according to the latest edition of The Gerontological Society of America's Public Policy & Aging Report (PP&AR).
An ordered route to improved performance
KAUST shows a solvate created during the fabrication of perovskite thin films holds the key to reproducibly producing cheap solar cells.
Play an instrument? You probably react faster, too
Researchers at Université de Montréal's audiology school find that musicians have faster reaction times than non-musicians -- and that could have implications for the elderly.
University of Guelph researchers identify monarch butterfly birthplaces to help conserve species
University of Guelph researchers have pinpointed the North American birthplaces of migratory monarch butterflies that overwinter in Mexico, vital information that will help conserve the dwindling species.
A research framework for tracing human migration events after 'out of Africa' origins
The new study, performed by geneticists at Harvard Medical School, provides an expanded framework for researchers to study human origins, drawing upon extensive DNA sampling -- 10 representative modern human populations and all archaic hominid DNA sequenced.
High-sugar diet programs a short lifespan in flies
Flies with a history of eating a high sugar diet live shorter lives, even after their diet improves.
Surf and Earth: How prawn shopping bags could save the planet
Bioengineers at the University of Nottingham are trialing how to use shrimp shells to make biodegradable shopping bags as a 'green' alternative to oil-based plastics, and as a new food packaging material to extend product shelf life.
Current controls on alcohol marketing are not protecting youth, warn public health experts
Leading public health experts warn that youth around the world are exposed to extensive alcohol marketing, and that current controls on that marketing appear ineffective in blocking the association between youth exposure and subsequent drinking.
CNS 2017: Big Ideas in Cognitive Neuroscience
Press registration is now open for the Cognitive Neuroscience Society annual conference, March 25-28, 2017, in San Francisco, CA, at the Hyatt Regency.
NYU psychology professor Freeman receives NSF CAREER Award to study 'stereotypic vision'
Jonathan Freeman, an assistant professor in NYU's Department of Psychology and Center for Neural Science, has received a National Science Foundation CAREER award, which will support research aimed at gaining new insights into 'stereotypic vision' -- how unconscious stereotypes change what we see with our eyes.
Circulating fatty acids ratio may help predict bariatric weight loss surgery outcome
New findings published online in The FASEB Journal, may one day help clinicians predict the outcome of roux-en-Y gastric bypass surgery.
No silver bullet to beating obesity, study finds
As many seek to battle festive bulge in January, new research challenges previous findings that any single aspect of diet or lifestyle can be targeted to reduce the risk of obesity in adults with a high genetic risk of putting on weight.
Insects feel the heat: Scientists reveal rise in temperature affects ability to reproduce
With 2016 set to be the warmest year on record, scientists have discovered insects are already feeling the effects of climate change, as a rise in temperature is shown to damage their ability to reproduce.
Wearable sensor device helps visually impaired to sense their environment
VTT Technical Research Centre of Finland has developed a wearable assistive device for the visually impaired, which enables them to sense their environment and move around more safely.
Testing how species respond to climate change
Predicting how species will respond to climate change is a critical part of efforts to prevent widespread climate-driven extinction, or to predict its consequences for ecosystems.
Giving investors a say on CEO pay limits excesses
Does giving shareholders a vote on executive pay rein in corporate excess?
Lower socioeconomic position linked to adult obesity across generations
Both childhood and adult socioeconomic position (SEP) continue to be associated with adult body mass index (BMI) in Britain despite policies designed to reduce BMI inequalities, according to a study published in PLOS Medicine by David Bann, from the UCL Institute of Education, UK, and colleagues.
George Mason University partners with Wiley for online graduate programs
John Wiley and Sons Inc. George Mason University have entered into a 10-year agreement that will expand the scope of George Mason's online graduate programs and strengthen the university's commitment to providing transformative educational opportunities for working adults and non-traditional students.
New research suggests anti-viral role for aravive biologics' anti-AXL candidate against Zika virus
In vitro research reveals that Zika virus infection of glial cells in the developing brain is mediated by the Gas6-AXL pathway in two ways -- by facilitating viral entry and by dampening the immune response, thus enabling infection.
Cocaine users make riskier decisions after losing a gamble
People addicted to cocaine make riskier decisions than healthy people after losing a potential reward, according to a study published in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging.
UAB investigators find repeat cesarean deliveries less cost-effective in low-risk women
For women with a prior low transverse incision cesarean delivery, the decision to undergo a vaginal delivery or elect to have a repeat cesarean delivery has important clinical and economic ramifications.
Rapid Arctic warming has in the past shifted Southern Ocean winds
Ice core records from the two poles show that during the last ice age, sharp spikes in Arctic temperatures shifted the position of winds around Antarctica.
New transplant technique restores vision in mice
Researchers at the RIKEN Center for Developmental Biology in Kobe, Japan have shown that retinal transplants derived from induced pluripotent stem cells can restore visual function in mice.
Byzantine skeleton yields 800-year-old genomes from a fatal infection
Writing this week in the journal eLife, a team led by Caitlin Pepperell of the University of Wisconsin-Madison and McMaster University's Hendrik Poinar provide insight into the everyday hazards of life in the late Byzantine Empire, sometime around the early 13th century, as well as the evolution of Staphylococcus saprophyticus, a common bacterial pathogen.
Telerehabilitation through internet improve life of women suffering breast cancer
Researchers from the University of Granada (UGR) and from hospitals Virgen de las Nieves and San Cecilio (Granada) have proved that telerehabilitation (rehabilitation with the help of the Internet, using the application Skype as a control platform) may help to alleviate the side effects associated with breast cancer and its treatment, like pain, fatigue, strength loss, deterioration of the quality of life, etc..
Identification of autophagy-dependent secretion machinery
A group of researchers identified a molecular machinery by which autophagy*1 mediates secretion.
UTA researcher shows computer users are overconfident when dealing with junk emails
UTA researchers show in a new study that people's confidence actually exceeds what they can achieve when judging phishing attacks in the business world.
Certain species of vaginal bacteria can increase a woman's susceptibility to HIV
Specific bacteria living in the human vagina may play a previously unrecognized role in the sexual transmission of HIV.
New active filaments mimic biology to transport nano-cargo
Inspired by micro-scale motions of nature, a group of researchers at the Indian Institute of Technology Madras and the Institute of Mathematical Sciences, in Chennai, India, has developed a new design for transporting colloidal particles, tiny cargo suspended in substances such as fluids or gels, more rapidly than is currently possible by diffusion.
Scrapping excessive neural connection helps build new connections
Researchers found that neural activity that retracts excessive early innervation in a certain pathway helps make late neural connections in a different pathway.

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#514 Arctic Energy (Rebroadcast)
This week we're looking at how alternative energy works in the arctic. We speak to Louie Azzolini and Linda Todd from the Arctic Energy Alliance, a non-profit helping communities reduce their energy usage and transition to more affordable and sustainable forms of energy. And the lessons they're learning along the way can help those of us further south.