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Science News | Science Current Events | Brightsurf | November 09, 2017


NASA CubeSat to test miniaturized weather satellite technology
The NASA-funded CubeSat, called Microwave Radiometer Technology Acceleration (MiRaTA), will be launched into Earth's orbit from the rocket carrying the next big US weather satellite (NOAA's JPSS-1) into space.
U of M study affirms new strategies for reducing achievement gap
Successful implementation of preschool to third grade programs yields benefits in increasing school readiness, improving attendance, and strengthening parental involvement in school education -- strategies that can close the achievement gap for children at risk, according to a new University of Minnesota study.
Student self-reporting can help educators catch academic and mental health problems early
Stephen Kilgus, an associate professor in the Department of Educational, School and Counseling Psychology in the College of Education at the University of Missouri, is analyzing how a new screening tool, which is completed by students, can help teachers identify potential academic, social and emotional problems.
Twin study finds genetics affects where children look, shaping mental development
A study published Nov. 9 in the journal current Biology and co-led by Indiana University that tracked the eye movement of twins has found that genetics plays a strong role in how people attend to their environment.
Cancer drug parity laws lower costs for many, but not everyone
State laws designed to ensure that the pill form of cancer drugs is not costlier than treatments given through an infusion in a clinic or hospital have had a mixed impact on patients' pocketbooks, according to University of North Carolina Lineberger Comprehensive Cancer Center researchers.
Some Chinese coal ash too radioactive for reuse
Many manufacturers use coal ash from power plants as a low-cost binding agent in concrete and other building materials.
Study reveals how a very low calorie diet can reverse type 2 diabetes
In a new study, a Yale-led research team uncovers how a very low calorie diet can rapidly reverse type 2 diabetes in animal models.
The next generation of power electronics? Gallium nitride doped with beryllium
Physicists at Aalto University have made a breakthrough in revising methods largely discarded 15 years ago.
Low protein diet in early life increases lifespan in fruit flies
Fruit flies raised on a low protein diet early in life can live over twice as long as their peers.
NASA-NOAA's Suomi NPP sees Tropical Depression Haikui form
NASA-NOAA's Suomi NPP satellite passed over the Philippines and saw the thirtieth tropical cyclone of the northwestern Pacific Ocean typhoon season form.
Changing climate to bring more landslides on logged land, say WSU researchers
Washington State University researchers say landslides on logged forests will be more widespread as the Northwest climate changes.
Study: More neuroscience research articles are reporting the sex of laboratory animals
In the largest-ever survey of neuroscience research, scientists found that the number of research studies reporting the sex of lab animals increased significantly in the current decade, though sex bias remains present.
Not all milkweed is equal for egg-laying monarchs, U of G study reveals
Milkweed plants in agricultural areas have 3 1/2 times more monarch butterfly eggs than milkweed growing in urban gardens, natural areas and roadsides, according to a new University of Guelph study.
How spatial navigation correlates with language
Cognitive neuroscientists from the Higher School of Economics and Aarhus University experimentally demonstrate how spatial navigation impacts language comprehension.
Parasites suck it up
Depletion of a fatty molecule in human blood propels malaria parasites to stop replicating and causing illness in people and instead to jump ship to mosquitoes to continue the transmission cycle, according to a new study by an international research team.
Practical superconducting nanowire single photon detector with record detection efficiency over 90 percent
Superconducting nanowire single photon detectors (SNSPDs) have been proven as one of the key enabling technologies for quantum information processing, such as quantum key distribution.
Traditional Amazonian drug linked to improved sense of wellbeing
A psychedelic drug traditionally used in South America improves people's general sense of wellbeing and may offer a treatment for alcoholism and depression, new research suggests.
Survey finds pediatric doctors attempts to address parental health issues are limited by barriers
A national survey of more than 200 pediatric primary care physicians found that while over three-quarters addressed at least one parental health issue, such as maternal depression or parental tobacco use, during child health visits and a majority recognized the impact of such issues on children's health, fewer felt responsible for addressing them.
Teacher-to-student knowledge transfer studied in joint Russia-Us effort
The field of studies is essential for both the scientific research and teacher education.
A new timeline for glacial retreat in Western Canada
Much of western Canada was ice-free as early as 14,000 years ago, a new study reports.
New Stanford University study reports sex differences in lupus-related premature death
Researchers have shown that women with systemic lupus erythematosus (SLE) in the US have an average 22-year shorter life expectancy compared to the general population, versus a 12-year average reduced life-span for men with SLE.
Efforts are needed to study elder abuse among veterans
Experts are calling on the Veterans Administration (VA) to promote research, clinical care, and education in the area of elder abuse, furthering the VA's mission of serving those who have served.
Super-resolution photoacoustic imaging could allow scientists to watch blood vessels with improved resolution
Researchers have reported an approach to photoacoustic imaging that offers vastly improved resolution, setting the stage for detailed in vivo imaging of deep tissue.
Significant financial stress associated with 13-fold higher odds of having a heart attack
Significant financial stress is associated with a 13-fold higher odds of having a heart attack, according to research presented at the 18th Annual Congress of the South African Heart Association.
Study: E-cigarette online vendors triple, concerns raised about marketing, delivery
Two studies by UNC Lineberger Comprehensive Cancer Center researchers reveal trends in the marketing practices, pricing, delivery methods of online e-cigarette vendors.
How and why blood clots shrink
In an article published in Nature Communications, researchers at the University of California, Riverside and the University of Pennsylvania School of Medicine used high-powered microscopy and rheometry -- the measurement of how materials become deformed in response to applied force -- to view the blood clotting process in real time and at the cellular level.
Th1/17 hybrid T cells offer potent and durable anti-tumor response in preclinical model
Adoptive cell therapy for cancer involves harvesting T cells from a patient and expanding and sometimes modifying them in the laboratory before reinfusion.
Neolithic farmers coexisted with hunter-gatherers for centuries in Europe
New research answers a long-debated question among anthropologists, archaeologists and geneticists: when farmers first arrived in Europe, how did they interact with existing hunter-gatherer groups?
Majority of hospice workers don't have end-of-life wishes themselves
One might assume that health care providers, especially those dealing with terminally ill patients, such as hospice workers would have a living will or advance directive.
Study shows that the consumption of antioxidant-rich foods is associated with a lower risk of type 2 diabetes
A lower risk of type 2 diabetes has been observed among individuals consuming food rich in antioxidants.
Researchers uncover genetic basis of natural variation in aging rate
Lifespan extension induced by genetic mutations has been shown in recent studies not to necessarily delay age-related behavioral decline.
Fruit fly brains inform search engines of the future
The way fruit flies identify similarities between odors offers a new approach for search algorithms
Building better silk
Engineers at MIT and Tufts can make a material that is stiffer than the real thing.
Report from groundbreaking 'EndoVators Summit' offers guidance for obesity treatment
A recently published white paper from the American Society for Gastrointestinal Endoscopy and the Association for Bariatric Endoscopy breaks new ground in defining the role and value of the latest approaches for obesity management.
All forms of sexual harassment can cause psychological harm
Even the least severe forms of sexual harassment can have serious consequences for high school students who are targeted.
Ozanimod successful in clinical trials for multiple sclerosis
Celgene Corporation recently announced results from two phase 3 trials evaluating the efficacy and safety of the drug ozanimod.
Racial profiling by retailers creates an unwelcome climate for black shoppers, study shows
Discrimination endured by black shoppers forces them to downplay their race or shy away from an activity among the most common and celebrated in American culture, according to new research.
Breeding highly productive corn has reduced its ability to adapt
Researchers at the University of Wisconsin-Madison wanted to know whether the last 100 years of selecting for corn that is acclimated to particular locations has changed its ability to adapt to new or stressful environments.
Rift Valley fever virus: An infection mechanism identified
Rift Valley fever virus is responsible for outbreaks in livestock in Africa and can also be fatal in humans.
Research shows ice sheets as large as Greenland's melted fast in a warming climate
New research published in Science shows that climate warming reduced the mass of the Cordilleran Ice Sheet by half in as little as 500 years, indicating the Greenland Ice Sheet could have a similar fate.
Scientists are developing biologically active compounds for an anti-tumor drug
Employees of RUDN University are actively involved in the development of chemical compounds isoxazoles, capable of suppressing the growth of malignant tumors.
Mushrooms are full of antioxidants that may have antiaging potential
Mushrooms may contain unusually high amounts of two antioxidants that some scientists suggest could help fight aging and bolster health, according to a team of Penn State researchers.
LEDs light the way for better drug therapies
A revolutionary new technique to create radioactive molecules, pioneered in the lab of Princeton University chemistry professor David MacMillan, has the potential to bring new medicines to patients much faster than before -- using light.
Metagenomic analysis software reveals new causes of superbug emergence
Researchers from ITMO University and Center of Physical and Chemical Medicine developed an algorithm capable of tracking the spread of antibiotic resistance genes in gut microbiota DNA and revealed additional evidence of resistance genes transfer between different bacterial species.
Brace yourself for coming heatwaves, there are at least 27 ways they can kill you
A new systematic synthesis by researchers at the University of Hawaii at Manoa shows that there are at least 27 different physiological pathways in which a heatwave can kill a human being, and everyone is at risk.
Frequent alcohol drinking kills new brain cells in adults, females are more vulnerable
Researchers from The University of Texas Medical Branch at Galveston recently discovered that alcohol killed the stem cells residing in adult mouse brains.
The use of tablet computers during math lessons may help increase the quality of teaching
About 300 seven-year-old children from 12 Slovenian schools took part in the research which lasted for seven months.
Reducing the burden of neglected tropical diseases requires investments in basic research
International support for measures to prevent neglected tropical diseases has resulted in public health gains, but eliminating these debilitating conditions will require significant investments in basic research, argues Dr.
'Perfectly frustrated' metal provides possible path to superconductivity
The US Department of Energy's Ames Laboratory has discovered and described the existence of a unique disordered electron spin state in a metal that may provide a unique pathway to finding and studying frustrated magnets.
Researchers offer new information warfare model
Russian experts managed to define the mechanism of the very manipulation of the minds of the masses.
Induced pluripotent stem cells show astrocyte-neuron impact on brain pathology in autism
Using human induced pluripotent stem cells (iPSCs) to model autism spectrum disorder (ASD), researchers at the University of São Paulo, Brazil and University of California, San Diego have revealed for the first time that abnormalities in the supporting cells of the brain, called astrocytes, may contribute to the cause of the disorder.
Discovery could lead to new treatment for anxiety, addiction
New research provides fresh insight into how the brain processes reward and punishment, opening new avenues for developing treatment of conditions ranging from anxiety to addictive behaviors such as drug abuse.
Hubble shows light echo expanding from exploded star
Light from a supernova explosion in the nearby starburst galaxy M82 is reverberating off a huge dust cloud in interstellar space.
New method developed to 3-D print fully functional electronic circuits
Researchers at the University of Nottingham have pioneered a breakthrough method to rapidly 3-D print fully functional electronic circuits.
Intelligence study IDs key factors for government, academia, industry collaboration
A study of government and industry teamwork at a National Security Agency-funded research center found that an established suite of factors are key to fostering effective collaboration in a novel partnership to conduct research for the intelligence community.
HPV jab means women only need 3 cervical screens in a lifetime
Women may only need three cervical screens in their lifetime if they have been given the human papillomavirus (HPV) vaccine, according to a new study published in the International Journal of Cancer today.
Hospital Elder Life Program (HELP) lowers 30-day readmission rates
In a new study published in the Journal of the American Geriatrics Society, researchers examined the Hospital Elder Life Program (HELP), an evidence-based treatment plan developed in the 1990s to prevent hospitalized older adults from developing delirium.
Telling teeth
Researchers at the University of Witwatersrand, Johannesburg have investigated dental development for better estimations of chronological age in African populations.
Driving national discussions
In the first large scale randomized media experiment ever conducted, researchers found that if just three outlets write about a particular major national policy topic -- such as jobs, the environment, or immigration -- discussion of that topic across social media rose by more than 62 percent, and the balance of opinion in the national conversation could be swayed several percentage points based on that coverage.
A neighborhood's quality influences children's behaviors through teens, study suggests
The quality of the neighborhood where a child grows up has a significant impact on the number of problem behaviors they display during elementary and teenage years, a study led by Johns Hopkins Bloomberg School of Public Health researchers suggests. 
Bad break: Osteoporosis-related bone fractures linked to air pollution
Exposure to air pollution is associated with osteoporosis-related loss of bone mineral density and risk of bone fractures, according to a new study by researchers at Columbia University's Mailman School of Public Health.
Scientists unravel likely causes of blood vessel leakage in severe dengue
A protein secreted by cells infected with dengue virus can cause dangerous leakage of fluid from blood vessels, and new research published in PLOS Pathogens supports a primary underlying mechanism: disruption of a molecular barrier that lines the vessels.
NTU Singapore scientists create 'tracking' nanoagents to illuminate very small diseased tissues
Polymer nanoagents that can 'light up' tiny areas of diseased tissues that conventional methods fail to detect, have been created by a research team led by Nanyang Technological University, Singapore.
Ghana's pineapple farmers need more intensive training
Simple technologies can be learned effectively through imitation, while complex methods require professional training.
HPV vaccine also prevents uncommon childhood respiratory disease, study suggests
The vaccine that protects against cancer-causing types of human papillomavirus (HPV) also prevents an uncommon but incurable childhood respiratory disease, according to a new study published in The Journal of Infectious Diseases.
RUDN chemists: A new compound will be used against tumors and Alzheimer's disease
Researchers from RUDN University conducted an effective three-component reaction, obtaining unusual organic compounds.
Study led by MIT Portugal faculty and alumni finds how to increase the survival time of stem cells
A team of researchers from the Faculty of Medicine at the University of Coimbra, led by Dr.
Study helps make microgrids a more reliable power source
Engineers at MIT have developed a method for guaranteeing the stability of any microgrid that runs on direct current, or DC -- an architecture that was originally proposed as part of the MIT Tata Center's uLink project.
Transfer technique produces wearable gallium nitride gas sensors
A transfer technique based on thin sacrificial layers of boron nitride could allow high-performance gallium nitride gas sensors to be grown on sapphire substrates and then transferred to metallic or flexible polymer support materials.
Older donor lungs should be considered for transplantation
With a scarcity of lungs available for transplantation, the use of lungs from donors older than age 60 has been shown to achieve reasonable outcomes and should be considered as a viable option, according to research published online today in The Annals of Thoracic Surgery.
Crested pigeons use feathers to sound the alarm
Many animals will sound an alarm to alert other members of their group of impending danger.
Extreme swings in blood pressure are just as deadly as having consistently high blood pressure
Extreme ups and downs in systolic blood pressure may be just as deadly as having consistently high blood pressure, according to a new study from the Intermountain Medical Center Heart Institute in Salt Lake City.
How to control traffic on cellular highways
Inside cells, protein 'motors' act like trucks on tiny cellular highways to deliver life-sustaining cargoes.
A number of proactive policing practices are successful at reducing crime
A number of strategies used by the police to proactively prevent crimes have proved to be successful at crime reduction, at least in the short term, and most strategies do not harm communities' attitudes toward police, finds a new report by the National Academies of Sciences, Engineering, and Medicine.
Scientists figure out how cell division timer works
Human cells use a timer to divide: each cell gets at least 30 minutes to divide its genetic material between the nuclei of two daughter cells.
China's sulfur dioxide emissions fell significantly while India's grew over last decade
Sulfur dioxide is an air pollutant that causes acid rain, haze and many health-related problems.
A giant, prehistoric otter's surprisingly powerful bite
A massive, wolf-sized otter that lived about 6 million years ago may have been a dominant predator in its time, according to a new analysis of the animal's jaws.
Lessons from the fly brain improve search algorithms
To develop better search algorithms for images and data, a group of researchers has turned to the fruit fly brain.
UK study shows cell signaling interaction may prevent key step in lung cancer progression
New findings from University of Kentucky faculty published in Scientific Reports reveals a novel cell signaling interaction that may prevent a key step in lung cancer progression.
Star kills its 'congenial' to form together a dwarf-binary system, astronomers confirm
Group of scientists in Brazilian universities and research institutions observe star demoted to white dwarf status because of companion.
Simple blood test identifies critically ill patients who misuse alcohol, study finds
A simple blood test for a compound called PEth can accurately identify critically ill hospital patients who misuse alcohol, a study has found.
Mutant gene network in colon cancer identified
The principles of the gene network for colon tumorigenesis have been identified by a KAIST research team.
Charting the course of the current cholera pandemic throughout Africa and Latin America
François-Xavier Weill and colleagues used expansive genomic data to chart the course of the seventh -- and current -- cholera pandemic throughout its most affected continent, Africa.
Theranostic nanoparticles for tracking and monitoring disease state
A new SLAS Technology review article by researchers at the University of Southern California and the University of California, Los Angeles, sheds light on the growing number and more sophisticated designs of theranostic nanoparticles.
Opioid use by patients after rhinoplasty
Rhinoplasty patients used an average of nine of 20 to 30 hydrocodone-acetaminophen tablets prescribed for pain relief, suggesting that over-prescription of opioids after the common procedure could be a source available for diversion and misuse.
Small news outlets have big impact on public discourse
If three small news outlets wrote about a topic such as jobs, the environment or immigration, discussion of that topic rose notably across social media, a new large-scale study reports, and public opinion on the topic could be swayed several percentage points in the stories' ideological directions.
Rina now a large post-Tropical Storm in North Central Atlantic
Tropical Storm Rina has lost its tropical characteristics and has become post-tropical as it continues to move through the Central North Atlantic Ocean.
Increasing hydroxyurea dose helps to keep young sickle cell patients out of the hospital
St. Jude Children's Research Hospital researchers report that maximizing the dose of hydroxyurea increased levels of fetal hemoglobin and reduced the odds of hospitalizations for young sickle cell anemia patients.
Cognitive behavioral therapy for chronic pain -- can CBT help fight the Opioid epidemic?
By teaching patients better strategies for coping with chronic pain, cognitive behavioral therapy (CBT) is a valuable treatment alternative for the millions of Americans taking opioids for noncancer pain, according to an article in the Journal of Psychiatric Practice.
Obese older adults who survive cardiac surgery may have higher risk for poor functioning
Although we know that obese older adults may be surviving heart surgery with more complications, few researchers have studied how well they can manage daily activities like eating, bathing, walking short distances, dressing, getting in or out of bed, and using the toilet.
Finger and toe fossils belonged to tiny primates 45 million years ago
A new study identifies nearly 500 minuscule finger and toe bones as belonging to 45-million-year-old tiny primates.
Risk of cholera epidemics estimated with new rule-book
Cholera has repeatedly traveled out of Asia to cause epidemics in Africa and Latin America, an international research team has found.
How challenges change the way you think
New research shows that challenging situations make it harder to understand where you are and what's happening around you.
New routes to renewables: Sandia speeds transformation of biofuel waste into wealth
A Sandia National Laboratories-led team has demonstrated faster, more efficient ways to turn discarded plant matter into chemicals worth billions.
Taking blood using 'push-pull' method gets accurate results with fewer pokes
A new study by University of Pennsylvania veterinary researchers has found that blood samples collected from an intravenous catheter using a special 'mixing' technique are as accurate as those collected via venipuncture, in which a needle is used to access the vein directly.
BU: Air pollution exposure inequality persists in Massachusetts
Despite overall reductions in ambient air pollution in Massachusetts, exposure continues to fall unequally along racial/ethnic, income, and education lines, according to a new study led by a Boston University School of Public Health (BUSPH) researcher.

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