Brightsurf Science News & Current Events

August 08, 2016
TSRI scientists pinpoint Ebola's weak spots
Scientists at The Scripps Research Institute now have a high-resolution view of exactly how the experimental therapy ZMapp targets Ebola virus.

NASA sees Tropical Storm Javier form in the Eastern Pacific
Tropical Storm Javier formed on Aug. 7, 2016, in the Eastern Pacific Ocean off Mexico's western coast.

HIV stigma influenced by perceptions of masculinity, study reveals
Whether an HIV-positive man has met cultural expectations of masculinity might impact how much stigma he experiences, according to a new study from Binghamton University, State University of New York.

NASA sees Tropical Storm Omais weakening near Japan
The Joint Typhoon Warning Center expects Omais to curve to the northeast while remaining to the east of the Kuril Islands and transition into an extra-tropical storm over the next couple of days.

Ancient DNA evidence traces origin of horses' smooth ride
Ambling horses are particularly prized for their ability to travel in a way that's comfortable for riders, with a smooth, four-beat rhythm.

New chili pathogens discovered in Australia
Scientists have identified four new pathogens previously not found in Australian chilies, raising the stakes for the country's quarantine and disease resistance efforts.

Radical treatment and examination combined can halve mortality from prostate cancer
Men with very high-risk prostate cancer, who are treated at hospitals with a high proportion of administered radical local treatment (radiotherapy or prostatectomy), only have half of the mortality risk of men who are treated at hospitals with the lowest proportion.

Novel technology may prevent burn scars
A group of researchers from Tel Aviv University and Harvard University has devised a new non-invasive method to prevent the scarring caused by second- and third-degree burns.

Looking different than your parents can be an evolutionary advantage
Looking different to your parents can provide species with a way to escape evolutionary dead ends, according to new research from Queen Mary University of London and the University of California, Riverside.

AGA launches patient education initiative, care tools to help facilitate high-quality care
The American Gastroenterological Association recognizes that physicians' time with patients is shrinking at the same time that patients want to share decision making with their providers.

Insurance status impacts survival in men with testicular cancer
Men with testicular cancer who were uninsured or on Medicaid had a higher risk of death from what is normally a curable disease than insured patients, a new study found.

Assisted-living facilities limit older adults' rights to sexual freedom, study finds
Older adults in assisted-living facilities experience limits to their rights to sexual freedom because of a lack of policies regarding the issue and the actions of staff and administrators at these facilities, according to research conducted by the Gerontology Institute at Georgia State University.

ICU use associated with more invasive procedures, higher costs
A study of four common medical conditions suggests hospitals that used intensive care units more frequently were more likely to perform invasive procedures and have higher costs while showing no improvement in mortality, according to an article published online by JAMA Internal Medicine.

Making a solar energy conversion breakthrough with help from a ferroelectrics pioneer
Researchers from Philadelphia revealed a class of materials that could be better at converting sunlight into energy than those currently used in solar arrays.

Researchers find brain's 'physics engine'
Whether or not they aced the subject in high school, human beings are physics masters when it comes to understanding and predicting how objects in the world will behave.

Seasonal allergies could change your brain
Hay fever may do more than give you a stuffy nose and itchy eyes, seasonal allergies may change the brain, says a study published in the open-access journal Frontiers in Cellular Neuroscience.

Targeting brain cells to alleviate neuropathic pain
Rutgers scientists discovered that chronic neuropathic pain -- caused by nerve damage as a result of an injury, surgery or a debilitating disease like diabetes or cancer -- could be greatly reduced in animals when the injury is treated targeting microglia brain cells within a few days.

Tiger sharks can be marine 'hyenas' too
Tiger sharks are known as impressive predators that hunt and consume almost anything from birds to sea turtles.

A single compound could treat 3 parasitic diseases
Scientists have identified a compound that can kill the parasites responsible for three neglected diseases: Chagas disease, leishmaniasis and sleeping sickness.

K computer and high-tech weather radar come together to predict sudden torrential rains
An international team led by Takemasa Miyoshi of the RIKEN Advanced Center for Computational Science has used the powerful K computer and advanced radar observational data to accurately predict the occurrence of torrential rains in localized areas.

Mayo Clinic and ASU to form collaborative research teams
Mayo Clinic and Arizona State University's research leadership announce the launch of a new grant program that will team up research scientists and clinicians from both institutions to develop transformative solutions for patients.

Nothing -- and something -- give concrete strength, toughness
Random microscopic voids and portlandite particles in cement help tune the properties of concrete, the world's most common building material.

Bipolar research to benefit from sharing of patients' stem cells
Stem cells from patients with bipolar disorder are being made available to scientists around the world to boost research into the condition.

Contamination from marine mammals may hamper recovery of California condors
Biologists have discovered high levels of pesticides and other contaminants from marine mammals in the tissues of endangered California condors living near the coast that they say could complicate recovery efforts for the largest land bird in North America.

World's largest commercial glycan array launched
Griffith University's Institute for Glycomics has partnered with Dextra Laboratories to launch the world's largest commercial glycan array and bioanalytical service offering.

Navigating the human genome with Sequins
Australian genomics researchers have announced the development of Sequins -- synthetic 'mirror' DNA sequences that reflect the human genome.

Aesthetic appeal of dormant Zoysiagrass enhanced with colorants
Scientists quantified the impact of colorants applied in autumn on zoysiagrass in the transition zone.

Study finds racial disparity in emergency department opioid prescriptions
Dr. Astha Singhal, Assistant Professor in the Department of Health Policy and Health Services Research at Boston University Henry M.

Smarter self-assembly opens new pathways for nanotechnology
Scientists at Brookhaven National Laboratory have just developed a way to direct the self-assembly of multiple molecular patterns within a single material, producing new nanoscale architectures.

CTCA at Western is first site in the world for new investigational anti-cancer treatment
Cancer Treatment Centers of America at Western Regional Medical Center has dosed its first three patients as part of the launch of a Phase I clinical trial using a novel antibody to treat patients with advanced solid tumors.

Researchers turn to policy to tackle health disparities in an age of personalized medicine
Genetic research is a valuable tool in understanding diseases and their prevention, diagnosis, and treatment.

Could thiamine-fortified fish sauce help fight infant beriberi in Southeast Asia?
Beriberi in infants is a public health concern with reports in parts of Southeast Asia.

International ocean drilling expedition to understand causes of the Indian Ocean 2004 earthquake
The devastating earthquake that struck North Sumatra and the Andaman and Nicobar Islands on Boxing Day in 2004 was caused by a slip on a subduction zone plate boundary fault beneath the eastern Indian Ocean.

Beneficial role clarified for brain protein associated with mad cow disease
Scientists have clarified details in understanding the beneficial function of a type of protein normally associated with prion diseases of the brain, such as bovine spongiform encephalopathy (commonly known as mad cow disease) and its human counterpart, variant Creutzfeldt-Jakob disease.

Studies bolster evidence that insurance status affects cancer patients' health outcomes
Two new studies indicate that health insurance status may impact patients' health outcomes following a diagnosis of cancer.

Flint lead crisis adds up to $395 million in social costs
The social costs related to lead poisoning in Flint, Michigan, amount to $395 million from April 2014, when the city switched its water source from Lake Huron to the Flint River, to the present day, not counting the $58 million already spent by the state on medical care and water provisions.

NOvA shines new light on how neutrinos behave
Scientists from the NOvA collaboration have announced an exciting new result that could improve our understanding of the behavior of neutrinos.

Dormant copies of HIV mostly defective, new study shows
After fully sequencing the latent HIV 'provirus' genomes from 19 people being treated for HIV, scientists at Johns Hopkins Medicine report that even in patients who start treatment very early, the only widely available method to measure the reservoir of dormant HIV in patients is mostly counting defective viruses that won't cause harm, rather than those that can spring back into action and keep infections going.

FDA commissioner discusses future of cardiovascular medicine
Advances in technology coupled with an increased use of social media and personal devices could offer new possibilities for treating patients and improving outcomes, but the new approaches must be rigorously evaluated, according to a column by Food and Drug Administration Commissioner Robert M.

Prototype chip could help make quantum computing practical
In today's Nature Nanotechnology, researchers from MIT and MIT Lincoln Laboratory report an important step toward practical quantum computers, with a paper describing a prototype chip that can trap ions in an electric field and, with built-in optics, direct laser light toward each of them.

Some psychotic disorders may be induced by drugs designed to combat effects of epilepsy
Today Brain publishes a new study indicating that antiepileptic drugs designed to reduce seizures, may also induce psychotic disorders in some patients.

Study suggests tiger sharks opt for scavenging on dead and dying sea turtles as a feeding strategy
An international team that includes University of Miami Rosenstiel School of Marine and Atmospheric Science researchers found behavioral evidence that tiger sharks prefer to opportunistically scavenge on dead or weakened green turtles rather than actively hunting healthy individuals despite more opportunities to do so.

Using nanotechnology to give fuel cells more oomph
Researchers from Vanderbilt University, Nissan North America and Georgia Institute of Technology have teamed up to apply nanotechnology to fuel cells to give them more oomph.

A plant present in Brazil is capable of colonizing deforested areas
Researchers from University of São Paulo (USP) and University of Texas at Austin studied the genetic diversity and differentiation patterns of the native pioneer understory tree Miconia affinis.

Discovery could help treatments for sickle cell disease
Researchers have found new biophysical markers that could help improve the understanding of treatments for sickle cell disease, a step toward developing better methods for treating the inherited blood disorder that affects an estimated 80,000 to 100,000 Americans each year.

Economic burden of undiagnosed sleep apnea in US is nearly $150 billion per year
Today the American Academy of Sleep Medicine released a new analysis, titled 'Hidden health crisis costing America billions,' that reveals the staggering cost of undiagnosed obstructive sleep apnea.

Higher ICU usage led to increased invasive procedures and costs
Patients admitted to ICUs underwent more costly and invasive procedures but didn't have better mortality rates than hospitalized patients with the same medical conditions who weren't admitted to the ICU.

Liquid light switch could enable more powerful electronics
Researchers have built a record energy-efficient switch, which uses the interplay of electricity and a liquid form of light, in semiconductor microchips.

Compound shows promise as next-generation prostate cancer therapy
In the search for new ways to attack recurrent prostate cancer, researchers at Duke Health report that a novel compound appears to have a unique way of blocking testosterone from fueling the tumors in mice.

Flu vaccine uptake slightly higher in provinces that allow vaccination by pharmacists
People who live in provinces with policies that allow pharmacists to administer influenza vaccines are more likely to be vaccinated, according to a new study in CMAJ (Canadian Medical Association Journal)

New research supports the removal of drug use as a restriction to hepatitis C treatment
New, highly curative hepatitis C therapy is both safe and effective as a treatment option for people who inject drugs receiving opioid substitution therapy according to the results of a world-first clinical trial led by Professor Gregory Dore at the Kirby Institute at UNSW Australia and published today in the Annals of Internal Medicine.

Georgia State researcher gets $1.8 million to study gut bacteria and obesity-related diseases
Andrew Gewirtz, a professor in the Institute for Biomedical Sciences at Georgia State University, has received a four-year, $1.8-million federal grant to study how changes in intestinal bacteria could lead to obesity and metabolic syndrome.

Nature, not nurture, defines cricket social networks
The social lives of crickets are similar generation to generation, even though the insects can't learn directly from their mum and dad.

Human brain recordings provide highly sought insights into cause of Parkinson's disease
Researchers at Yerkes National Primate Research Center, Emory University, are the first to systematically record neural activity in the human striatum, a deep brain structure that plays a major role in cognitive and motor function.

For the first time in history, high blood pressure is more common in lower-income countries
Nearly one-third of the adult population worldwide had hypertension in 2010.

UVic-led archeology team makes world-first discovery about early use of stone age tools
How smart were human-like species of the Stone Age? New research published in the Journal of Archaeological Science by a team led by paleoanthropologist April Nowell of the University of Victoria reveals surprisingly sophisticated adaptations by early humans living 250,000 years ago in a former oasis near Azraq, Jordan.

Evidence of Martian life could be hard to find in some meteorite blast sites
Scientists in their preliminary findings suggest signs of life from under Mars' surface may not survive in rocks excavated by some meteorite impacts.

New model recreates early spread of Parkinson's disease in the brain
They're two of the biggest mysteries in Parkinson's disease research -- where does the disease start?

Two classes of medications linked to similar results in peritoneal dialysis patients
A new study examined two classes of medications commonly prescribed to prevent cardiovascular events in dialysis patients and found no significant difference in outcomes.

UTA engineering researcher to develop tools to better analyze complex patient data
The National Science Foundation has awarded a five-year, $535,763 Faculty Early Career Development, or CAREER, grant to Junzhou Huang, an assistant professor in the Computer Science and Engineering Department, to discover a process by which image-omics data can be combined into files that are small enough that current computing technology will allow scientists to better predict how long a patient will live and how best to treat that patient.

In sync: Simultaneous prescription refills boosts medication adherence, Penn study shows
In a new study, researchers at the Perelman School of Medicine at the University of Pennsylvania and Humana Inc. show that a refill synchronization program -- in which patients were able to receive all refills at the same time -- increased medication adherence by more than 10 percent in some patient subgroups.

Researchers propose new treatment to prevent kidney stones
Researchers have found evidence that a natural fruit extract is capable of dissolving calcium oxalate crystals, the most common component of human kidney stones.

Light and caffeine improve driver alertness: CARRS-Q study
Bright light combined with caffeine can improve driving performance and alertness of chronically sleep deprived young drivers, according to a Queensland University of Technology road safety study.

Thyroid tumor: It takes 2 to tango
Autonomous adenomas are the most common benign tumors of the thyroid gland.

Drought conditions slow the growth of Douglas fir trees across the West
Douglas fir trees are consistently sensitive to drought conditions that occur throughout the species' range in the United States, according to a study led by a researcher at the University of California, Davis.

Thousands of new cancer cases in Ontario each year due to environmental exposures
Between 3,540 and 6,510 new cancer cases in Ontario each year result from environmental factors, says a new report from Cancer Care Ontario and Public Health Ontario (PHO).

Mcr-1 gene isolated from human for the first time in Brazil
For the first time in Brazil, a particular antibiotic resistance mechanism conferring resistance to the important antibiotic, colistin, has been detected in a human.

Looking different to your parents can be an evolutionary advantage
Looking different to your parents can provide species with a way to escape evolutionary dead ends, according to new research from Queen Mary University of London (QMUL).

Low oxygen, high risk: How tumors adapt to become more aggressive
Wistar scientists have identified a novel mechanism that selectively operates in hypoxic tumors to enable tumor cells to thrive and continue to proliferate despite a low oxygen environment.

Tailored AFM probes created via 3-D direct laser writing
Atomic force microscopy is a technique that allows researchers to analyze surfaces at the atomic scale, and it's based on a surprisingly simple concept: A sharp tip on a cantilever 'senses' the topography of samples.

How to engineer a stronger immune system
With a trick of engineering, scientists at the Gladstone Institutes improved a potential weapon against inflammation and autoimmune disorders.

Latin-American, Caribbean health systems need more investment as populations age
Though the health systems in Brazil, Colombia, El Salvador, Jamaica, Mexico and Panama have considerable strengths, citizens still reported gaps in the way primary care is organized, financed and delivered in those countries.

College students who misuse stimulants more likely to have ADHD, substance-use disorder
A new study by Massachusetts General Hospital investigators finds that college students who misuse stimulant drugs are more likely to have attention-deficit hyperactivity disorder, conduct disorder or substance-use disorder than are students not misusing stimulants.

Rice University chemical engineers explore market for pure levoglucosan
Chemical engineers from Rice University and China's Dalian Institute of Chemical Physics have made something so useful and unusual they aren't sure how much it's worth.

Magma-limestone interaction can trigger explosive volcanic eruptions -- and affect the global carbon cycle
In a new study researchers from Sweden and Italy show what happens when magma meets limestone on its way up to the surface.

UNH researchers uncover new insights on Great Lakes monuments
Merging an innovative modeling technique with old-fashioned sleuthing, researchers from the University of New Hampshire have shed new light on the mystery of pre-European archaeological monument sites in Michigan, even though 80 percent of the sites they're studying no longer exist.

Study identifies new pathways involved in development of insulin resistance
This month in the JCI, a study led by Daniel Kelly at the Sanford Burnham Prebys Medical Discovery Institute determined that the transcription factor MondoA regulates key pathways controlling glucose uptake and fat accumulation in muscle cells.

Calculating solutions to combat Zika
NSF-funded mathematician Mac Hyman, from Tulane University, is working with other scientists to develop a model that would track how to fight A. aegypti with bacteria, at least until researchers develop a Zika vaccine.

Mom's high-fat diet may have a lasting impact on baby's gut
A mother's high-fat diet during pregnancy could have a lasting impact on the bacteria living in her baby's gut, according to a study published in the open access journal Genome Medicine.

Impact of prion proteins on the nerves revealed for the first time
When prion proteins mutate, they trigger mad cow and Creutzfeldt-Jakob disease.

Towards a better screen
Harvard University researchers have designed more than 1,000 new blue-light emitting molecules for organic light-emitting diodes (OLEDs) that could dramatically improve displays for televisions, phones, tablets and more.

Self-cleaning, anti-reflective, microorganism-resistant coatings
Alexander Santiago, a researcher in the Department of Polymer Science and Technology at the UPV/EHU's Faculty of Chemistry, has developed three types of functional coatings that are resistant to microorganisms and have self-cleaning and anti-reflective properties.

Alternative insurance expansions under ACA linked to better access, use of care
Two different approaches to insurance expansion under the Affordable Care Act were associated with increased outpatient and preventive care, reduced emergency department use, and improved self-reported health compared to nonexpansion in another state, according to an article published online by JAMA Internal Medicine.

New drug class gives hope for better treatments for incurable myeloma
Australian researchers have discovered that a new class of anti-cancer agents may be effective in treating multiple myeloma, an incurable bone marrow cancer.

Watch a tiny space rocket work
Moving a nanosatellite around in space takes only a tiny amount of thrust.

Pesticides used to help bees may actually harm them
Honeybees from chlorothalanil-treated hives showed the greatest change in gut microbiome.

Scientists discover potential avenue to treating type 2 diabetes at early stages
Researchers at the Sanford Burnham Prebys Medical Discovery Institute have identified a new potential target for drugs to prevent type 2 diabetes.

Can early life exposure to pollutants predispose for disease?
Some studies indicate that early life exposure to pollutants such as PCBs and phthalates can predispose people to disease.

IceCube search for the 'sterile neutrino' draws a blank
In an effort to fill in the blanks of the Standard Model of particle physics, science has been conducting a diligent search for a hypothesized particle known as the 'sterile neutrino.' Now, with the latest results from the IceCube particle detector at the South Pole, scientists are almost certain that there is no such particle.

Origin of the long body of snakes now discovered
A research team led by Moisés Mallo from Instituto Gulbenkian de Ciência (IGC, Portugal) now discovered the key factor that regulates trunk development in vertebrates and explains why snakes have such a strikingly different body.

NASA infrared imagery shows Tropical Depression Ivette weakening
Tropical Depression Ivette continues to weaken in the Central Pacific Ocean and infrared data from NASA's Aqua satellite showed a small area of strong storms remaining in the system.

Study identifies novel treatment resistance mechanism in BRAF-mutant melanoma
A Massachusetts General Hospital research team has identified an additional mechanism for resistance to targeted treatment for BRAF-mutant melanoma.

Online gaming can boost school scores
Teenagers who regularly play online video games tend to improve their school results, according to new research from RMIT University in Melbourne, Australia.

Volunteering in middle age and senior years linked to enhanced mental health
Volunteering in middle and older age is linked to good mental health/emotional wellbeing, finds a large study of British adults, published in the online journal BMJ Open.

Scientific serendipity yields new neuron type in mouse retina
In the retina of mice, a new type of neuron that falls outside century-old classifications has been discovered.

Winners announced for the BMC Ecology Image Competition 2016
From a striking sunrise in the Kalahari Desert, to a wren's nest built under the saddle of a parked bicycle, and geometric land patterns created by earthworms, this year's BMC Ecology Image Competition includes a fascinating array of ecological open-access images which are free to use.

Lithium-ion batteries: Capacity might be increased by 6 times
The capacity of lithium-ion batteries might be increased by six times by using anodes made of silicon instead of graphite.

TTUHSC El Paso to provide health education to West Texas' impoverished communities
The Gayle Greve Hunt School of Nursing at Texas Tech University Health Sciences Center El Paso (TTUHSC El Paso) has received a $430,780 grant from the United States Department of Agriculture (USDA) to provide long-distance health education to underserved communities in rural West Texas.

Volunteering later in life can enhance mental health and wellbeing
Becoming a volunteer later on in life can result in good mental health and wellbeing, according to researchers from the University of Southampton and the University of Birmingham.

Study finds brain connections key to reading
A new study from MIT reveals that a brain region dedicated to reading has connections necessary for that skill even before children learn to read.

Needle biopsies for noninvasive breast cancer: Routine analysis wastes millions
For patients with the most common type of noninvasive breast cancer, routine testing for estrogen and progesterone receptors in tissue taken at the first 'needle' biopsy is both unnecessary and wasteful, according to results of a study led by Johns Hopkins pathologists.

Illuminating sulfides' roles in the body
For the first time, researchers at Washington State University have created an injectable compound or 'probe' that illuminates hydrogen sulfide and hydrogen polysulfides in different colors when they are present in cells.

Playground zoning increases physical activity during recess
Most grade school students are likely to claim recess as their favorite period of the day; however, in many cases recess still can be sedentary with students not engaging in enough physical activity.

Ben-Gurion University startup technology SayVU deployed at Rio Olympics
In addition to SayVU's life-saving security benefits, the technology provides real-time event and emergency reporting to emergency medical services and law enforcement agencies as well as threat management, regional threat mapping and trend prediction.

Okinawa mozuku: The treasure under the sea
Scientists have decoded the genome of Okinawa mozuku, a seaweed with healthy properties that plays a key economic and ecological role.

CNIO researchers have discovered a mechanism that allows cancer to survive without glucose
The finding provides important clues that might help understand the resistance to drugs that 'starve' tumors, and also how cancer cells manage to survive in the center of the tumor mass, where barely any blood vessels can reach.

Olfactory receptors discovered in bronchi
Researchers from Bochum identified two types of olfactory receptors in the muscle cells of human bronchi.

Maternal high-fat diet during pregnancy can affect baby's gut microbes
Researchers at Baylor College of Medicine found that babies born to mothers who consumed a high-fat diet during pregnancy had a gut microbiome that was distinctly different from the one in babies of mothers on a non-high-fat diet.

Mini NASA satellite begins environmental testing
Slightly larger than a cereal box, the Dellingr CubeSat will study the charged particles of Earth's outer atmosphere, which can drive changes in our space weather and impact satellites.

August Health Affairs
One of the studies in the August issue of Health Affairs examines the critical role of primary care in promoting overall health system performance in Latin American countries.

Transmitting energy in soft materials
Soft materials are great at damping energy -- that's why rubber tires are so good at absorbing the shock of bumps and potholes.

Accounting for ozone
The first peer-reviewed study to directly quantify how emissions from oil and gas activities influence summertime ozone pollution in the Colorado Front Range confirms that chemical vapors from oil and gas activities are a significant contributor to the region's chronic ozone problem.

Undergraduates uncover mechanism tied to plant height
Dwarfed plants add color and a diversity of architectures to landscapes and gardens, and a Purdue University undergraduate class discovered a key mechanism that leads to their small stature.

DFG awards prize for alternative to animal experiments
The German Research Foundation will award the Ursula M. Händel Animal Welfare Prize for the sixth time this year.

NASA gets an infrared look at newly formed Tropical Depression 08W
NASA's Aqua satellite recently caught a look at the newly formed tropical depression in the Northwestern Pacific Ocean.

Promising new treatment for lupus on the horizon
A drug originally used to boost the immune system is showing promise as a potential new treatment for lupus, Monash University-led research published Aug.

Texas A&M scientist plays key role in technology set to aid cotton industry
The dream of many Texas cotton farmers plagued by dwindling irrigation water and drought might be to someday produce more fiber using the same amount of water.

Negative attention from teachers can lead to more negative student behaviors
Researchers have developed a new method for observing and measuring teacher interaction with every child in a classroom.

UW engineers receive $2 million NSF EFRI grant for secure communications research
Two University of Washington professors will explore fundamentally secure communications that exploit the principles of quantum mechanics through a new four-year, $2 million Emerging Frontiers in Research and Innovation grant from the National Science Foundation.

Activating dopamine neurons could turn off binge-like eating behavior
While binge eating affects about 10 percent of adults in the United States, the neurobiological basis of the disease is unclear.

Researchers flag hundreds of new genes that could contribute to autism
Investigators eager to uncover the genetic basis of autism could now have hundreds of promising new leads thanks to a study by Princeton University and Simons Foundation researchers.

Small molecules to help make SMARTER cereals
University of Adelaide researchers are rethinking plant breeding strategies to improve the development of new high-yielding, stress-tolerant cereal varieties.

Working and volunteering could reduce disablement in seniors, study finds
Working or volunteering can reduce the chances of chronic health conditions leading to physical disability in older Americans, according to researchers at Georgia State University and Florida State University.

Hi-tech test to find elusive sawfish
Scientists can now reliably predict which bodies of water contain the endangered and elusive sawfish species -- by conducting a simple test.

Lake Tanganyika fisheries declining from global warming
The decrease in fishery productivity in Lake Tanganyika since the 1950s is a consequence of global warming rather than just overfishing, according to a new report from an international team led by a University of Arizona geoscientist.

Highly curative hep C treatment safe and effective for drug users
Hep C patients being treated for opioid addiction achieved high rates of sustained virologic response after 12 weeks of therapy with elbasvir-grazoprevir compared to those taking placebo for 12 weeks before beginning the drug treatment.

GIS mapping aims to improve health care access for older adults
With a growing aging population in South Florida, a University of Miami geographer who specializes in public health teamed up with geriatricians and other geographers to conduct the first age-adjusted analysis of socially and medically vulnerable older adults in Miami-Dade, Broward, and Palm Beach counties.

Study finds that cardinals may be shielding Atlanta residents from West Nile virus
A bird species that does a poor job spreading West Nile virus but is particularly likely to get mosquito bites may explain why human infections with the disease are relatively uncommon in Atlanta, Georgia -- despite evidence of high rates of virus circulating in the local bird population, according to a new study published online today in the American Journal of Tropical Medicine and Hygiene.

Medicaid expansion under ACA linked with better health care for low-income adults
Two years after Medicaid coverage was expanded under the Affordable Care Act in their states, low-income adults in Kentucky and Arkansas received more primary and preventive care, made fewer emergency department visits, and reported higher quality care and improved health compared with low-income adults in Texas, which did not expand Medicaid

Texting 1 million people in India improves diabetes prevention
A study that sent twice-weekly text messages to a million people in India advising them to exercise, eat less fat and eat more fruits and vegetables increased these health behaviors known to prevent diabetes, reports new research.

2016 ICTP Dirac medallists announced
The Abdus Salam International Centre for Theoretical Physics (ICTP) has awarded its 2016 Dirac Medal and Prize to Nathan Seiberg (Institute for Advanced Study, Princeton), Mikhail Shifman (University of Minnesota) and Arkady Vainshtein (University of Minnesota) for their important contributions to a better understanding of field theories in the non-perturbative regime and in particular for exact results in supersymmetric field theories.

New drugs hope to fight neglected tropical diseases
Scientists say they are a step closer to providing effective treatments for three 'neglected' diseases after making a chemical which can kill the parasites that cause the illnesses. 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