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Science Daily: News Articles in Science, Health, Environment Technology

Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution -- the latest discoveries in astronomy, anthropology, biology, chemistry, climate environment, computers, engineering, health medicine, math, physics, psychology, technology, and more -- from the world's leading universities and research organizations. id=metasummary ScienceDaily -- the Internet's premier science news web site -- brings you the latest discoveries in science, health & medicine, the environment, space, technology, and computers, from the world's leading universities and research institutions. Updated several times a day, Science Daily also offers free search of its archive of more than 80,000 stories, as well as related articles, images, videos, books, and journal references in hundreds of different topics, including astronomy, biology, chemistry, engineering, geology, mathematics, physics, and more.



Genetic study improves lifespan predictions and scientific understanding of aging  

By studying the effect of genetic variations on lifespan across the human genome, researchers have devised a way to estimate whether an individual can expect to live longer or shorter than average, and have advanced scientific understanding of the diseases and cellular pathways involved in aging.

what do you think?

2018-10-20 19:38:58



New, large sequence panel enables population genetics research in Africa  

Geneticists have assembled the largest sets of African genomic data available to date, creating a resource that will help researchers understand the genetic structure of Africa as well as the effects of genetic variation on protein function and disease. The findings underscore the importance of including globally diverse participant cohorts in genetics research.

what do you think?

2018-10-20 19:38:55



A new way to measure nearly nothing  

Scientists have designed a vacuum gauge, based on ultracold trapped atoms, is small enough to deploy in commonly used vacuum chambers.

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2018-10-19 19:19:42



Genomic evidence of rapid adaptation of invasive Burmese pythons in Florida  

New researchers set out to determine whether pythons could have adapted to an extreme Florida freeze event in 2010. They generated data for dozens of samples before and after the freeze event. By scanning regions of the Burmese python genome, they identified parts of the genome that changed significantly between the two time periods, providing clear evidence of evolution occurring over a very short time scale in this population.

what do you think?

2018-10-19 19:19:38



Merging mathematical and physical models toward building a more perfect flying vehicle  

When designing flying vehicles, there are many aspects of which we can be certain but there are also many uncertainties. Most are random, and others are just not well understood. Researchers brought together several mathematical and physical theories to help look at problems in more unified ways and solve physical engineering problems.

what do you think?

2018-10-19 19:19:34



Restrictive abortion laws in Northern Ireland affect women's health, study shows  

New research finds that Northern Ireland's strict abortion laws have negative consequences for women's health and well-being, suggesting a public-health rationale to decriminalize abortion.

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2018-10-19 19:19:28



Electronic medical records show promise in reducing unnecessary testing  

Upon implementing electronic medical record-based interventions, Boston Medical Center reduced unnecessary diagnostic testing and increased the use of postoperative order sets.

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2018-10-19 15:48:07



Critical cancer immunity genes identified using new genetic barcoding technology  

Scientists have developed a novel way to barcode and track different CRISPRs by utilizing synthetic proteins built from combinations of smaller proteins, called epitopes. By being able to mark each CRISPR with a unique identifier, the protein barcodes, or Pro-Codes for short, enable hundreds of CRISPRs to be used together to knockout a multitude of genes.

what do you think?

2018-10-19 15:48:03



Earth's inner core is solid, 'J waves' suggest  

A new study could help us understand how our planet was formed. Scientists report that their research shows that Earth's inner core is solid -- a finding made possible by a new method for detecting shear waves, or 'J waves' in the inner core.

what do you think?

2018-10-19 13:51:24



Sleep apnea more deadly when patients experience short interrupted breaths  

Patients with sleep apnea who have short interruptions in breathing while they sleep are at higher risk for death than those with longer interruptions, according to a new study. The finding could help doctors better prevent long-term mortality associated with obstructive sleep apnea.

what do you think?

2018-10-19 13:15:18



PTSD symptoms improve when patient chooses form of treatment  

A new study is the first large-scale trial of hundreds of PTSD patients, including veterans and survivors of sexual assault, to measure whether patient preference in the course of treatment impacts the effectiveness of a type of cognitive behavioral therapy and use of selective serotonin reuptake inhibitors, a type of antidepressant often prescribed for PTSD.

what do you think?

2018-10-19 13:15:15



New drug could sustain oxygen-starved hearts  

In new studies, a novel oxygen-delivery therapeutic restored the function of oxygen-starved heart tissue in an animal model of global hypoxia. Unlike its experimental predecessors, the new drug does not appear to cause systemic side effects or overcorrect with excessive blood oxygenation, which can itself be toxic. Instead, the new drug delivers its precious oxygen cargo only to the tissues that need it most.

what do you think?

2018-10-19 13:15:13



Recent survey provides updated national estimate of doctors' financial ties to industry  

Since 2013, gifts and payments to doctors by pharmaceutical and medical device companies have been publicly reported. Some medical centers, employers, and states have banned or restricted detailing visits, physician payments or gifts. In order to better understand the effects of these changes, a team of researchers conducted a national survey of internal medicine doctors.

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2018-10-19 12:07:41



How do pelvic floor muscle exercises reduce overactive bladder symptoms?  

Overactive bladder (OAB) is a common form of urinary incontinence that is widely treated with pelvic floor muscle (PFM) training. A new laboratory study lends insights into how PFM training works: by reducing contractions of the detrusor muscle of the bladder.

what do you think?

2018-10-19 12:07:36



Good spatial memory? You're likely to be good at identifying smells too  

People who have better spatial memory are also better at identifying odors, according to a new study. The study builds on a recent theory that the main reason that a sense of smell evolved was to aid in navigation, since most animals rely primarily on smell to find food and avoid predators.

what do you think?

2018-10-19 12:07:28



US air pollution deaths nearly halved between 1990 and 2010  

Air pollution in the US has decreased since about 1990, and a new study now shows that this air quality improvement has brought substantial public health benefits. The study found that deaths related to air pollution were nearly halved between 1990 and 2010.

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2018-10-19 12:07:26



Clapping Music app reveals that changing rhythm isn't so easy  

Scientists have developed an app to understand why some rhythms are more difficult to perform than others.

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2018-10-19 12:07:23



Adding refined fiber to processed food could have negative health effects, study finds  

Adding highly refined fiber to processed foods could have negative effects on human health, such as promoting liver cancer, according to a new study.

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2018-10-19 12:07:21



Invasive forage grass leads to grassland bird decline  

Researchers found that a common cattle forage grass, tall fescue, is associated with nest failure in dickcissels, small grassland birds similar to sparrows.

what do you think?

2018-10-19 12:07:18



Surprise finding: Discovering a previously unknown role for a source of magnetic fields  

Feature describes unexpected discovery of a role the process that seeds magnetic fields plays in mediating a phenomenon that occurs throughout the universe and can disrupt cell phone service and knock out power grids on Earth.

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2018-10-19 12:07:15



Link found between chronic inflammation and risk for Alzheimer's disease  

While it is widely shown that possessing the ApoE4 gene is the major genetic risk factor of Alzheimer's disease (AD), not all ApoE4 carriers develop AD. For the first time, researchers have shown that ApoE4 linked with chronic inflammation dramatically increases the risk for AD. This can be detected by sequential measurements of C-reactive protein, a common clinical test which can be could be done routinely in a clinical setting.

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2018-10-19 12:07:13



For preterm infants, skin-to-skin contact affects hormone levels -- and may promote parental engagement  

For premature infants in the neonatal intensive care unit (NICU), skin-to-skin contact with parents influences levels of hormones related to mother-infant attachment (oxytocin) and stress (cortisol) -- and may increase parents' level of engagement with their infants.

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2018-10-19 10:07:11



With a microbe-produced toxin, bacteria prove old dogs can learn new tricks  

In the ongoing chemical battles among bacteria and their microbial neighbors, a new toxin has been uncovered. This unfamiliar toxin behaves in a familiar way. Its actions against other bacteria resemble the mechanisms of cholera, pertussis and diphtheria toxins. Some bacteria deploying this toxin have safeguards against self-poisoning.

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2018-10-19 10:07:08



Does herpes cause Alzheimer's?  

Herpes is the dreaded 'gift that keeps on giving'. But could it also be taking our memories? Decades of research show a striking correlation between Alzheimer's disease risk and infection with Herpes Simplex Virus 1 (HSV1) in people carrying a specific gene. Now, newly-available epidemiological data provide a causal link between HSV1 infection and senile dementia -- raising the tantalizing prospect of a simple, effective preventive treatment for one of humanity's costliest disorders.

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2018-10-19 10:07:02



Monkeys do not start to resemble their parents before puberty  

Researchers experienced human raters with digital images of rhesus macaques of different ages and asked them to identify related individuals. They found that although infant rhesus macaque faces are individually distinguishable, only just before they reach puberty can offspring be matched correctly to the faces of their parents.

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2018-10-19 10:06:55



A single missing gene leads to miscarriage  

A single gene of the mother plays such a crucial role in the development of the placenta that its dysfunction leads to miscarriages. Researchers have observed this in so-called knockout mice that were specifically modified for this purpose. These mice lack the gene for the transcription factor Math6. By conducting further analyses, the research team is now hoping to gain new insights into the role the gene plays in recurrent miscarriage in humans.

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2018-10-19 10:06:53



Tough laws prevent gun deaths, global report finds  

A major global report confirms gun-related homicides, suicides and accidents are falling in Australia after the introduction of anti-gun laws, and that the effect of such tough laws is similar elsewhere.

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2018-10-19 10:06:47



How schools can optimize support for children with ADHD  

New research gives the clearest guidance yet on how schools can best support children with ADHD to improve symptoms and maximize their academic outcomes.

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2018-10-19 10:06:44



Molecular memory can be used to increase the memory capacity of hard disks  

Scientists have taken part in research where the first molecule capable of remembering the direction of a magnetic above liquid nitrogen temperatures has been prepared and characterized. The results may be used in the future to massively increase the storage capacity of hard disks without increasing their physical size.

what do you think?

2018-10-19 10:06:09



How to avoid raising a materialistic child  

If you're a parent, you may be concerned that materialism among children has been on the rise. But there's some good news. A new study suggests that some parenting tactics can curb kids' materialistic tendencies.

what do you think?

2018-10-19 10:06:06



En route to custom-designed natural products  

Microorganisms often assemble natural products similar to industrial assembly lines. Certain enzymes, non-ribosomal peptide synthetases (NRPS) play a key role in this process. Biotechnologists have now been able to discover how these enzymes interact with each other. This brings them one step closer to their goal of engineering the production of such peptide natural products.

what do you think?

2018-10-19 10:06:03



Genetic behavior reveals cause of death in poplars essential to ecosystems, industry  

Scientists studying a valuable, but vulnerable, species of poplar have identified the genetic mechanism responsible for the species' inability to resist a pervasive and deadly disease. Their finding could lead to more successful hybrid poplar varieties for increased biofuels and forestry production and protect native trees against infection.

what do you think?

2018-10-19 10:06:01



Eating leafy greens could help prevent macular degeneration  

A new study has shown that eating vegetable nitrates, found mainly in green leafy vegetables and beetroot, could help reduce your risk of developing early-stage age-related macular degeneration (AMD).

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2018-10-19 10:05:58



The stress-free way to listen to your unborn baby's heart  

Checking the heartbeat of babies in the womb is set to become more accurate and less stressful for expectant mothers thanks to research.

what do you think?

2018-10-19 10:05:54



Clues to how birds began to fly  

For the first time, researchers have measured what is known as the ground effect of flying animals -- and it turns out that they save a lot more energy by flying close to the ground than previously believed. The study supports one of the theories on how birds began to fly.

what do you think?

2018-10-19 10:05:52



The neurobiology of social aggression  

Bullying and aggression carry heavy societal costs. For the first time, researchers have found a signalling mechanism in the brain that shapes social behavior -- specifically a growth factor protein, called brain-derived neurotrophic factor (BDNF), and its receptor, tropomyosin receptor kinase B (TrkB), which affects social dominance. This novel discovery has implications for a deeper understanding of the neurobiology of aggression and bullying.

what do you think?

2018-10-19 10:05:49



New fly species found in Indiana may indicate changing climate  

A new type of blow fly spotted in Indiana points to shifting species populations due to climate change. Researchers have observed the first evidence of Lucilia cuprina in Indiana, an insect previously known to populate southern states from Virginia to California.

what do you think?

2018-10-19 10:05:47



Why some cancers affect only young women  

Among several forms of pancreatic cancer, one of them affects specifically women, often young, even though the pancreas is an organ with little exposure to sex hormones. This pancreatic cancer, known as 'mucinous cyst,' has strange similarities with another mucinous cancer, affecting the ovaries. By conducting large-scale analyses of genomic data, researchers have provided an answer: both tumors originate from embryonic germ cells.

what do you think?

2018-10-19 10:05:44



Scientists find brain signal that might help us judge the holiday buffet  

Neuroscientists have found a brain region that appears to be strongly connected to food preference decisions, like what to choose from a buffet line or potluck table.

what do you think?

2018-10-19 10:05:42



Securing access to optimal cancer care through innovation, integration and sustainability  

Securing access to optimal cancer care for all patients can only be achieved through integrated, sustainable translation of today's scientific advances into tomorrow's treatments, reinforced by a clear understanding of the magnitude of clinical effects and accurate identification of patients most likely to benefit.

what do you think?

2018-10-19 10:05:39



Working lands play a key role in protecting biodiversity  

Diversifying working lands -- including farmland, rangeland and forests -- may be key to preserving biodiversity in the face of climate change, says a new review article. These changes could extend the habitat of critters like bats, but also much larger creatures like bears, elk and other wildlife, outside the boundaries of protected areas, while creating more sustainable, and potentially more productive, working lands.

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2018-10-18 15:11:03



Producing defectless metal crystals of unprecedented size  

Researchers have developed a new method to convert inexpensive polycrystalline metal foils to single crystals with superior properties. It is expected that these materials will find many uses in science and technology.

what do you think?

2018-10-18 15:11:00



Pushing the (extra cold) frontiers of superconducting science  

Scientists have developed a method to measure magnetic properties of superconducting and magnetic materials that exhibit unusual quantum behavior at very low temperatures in high magnetic fields.

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2018-10-18 15:10:57



Genetic breakthrough will aid whitebark pine conservation efforts  

A research team for the first time developed reliable genetic markers known as nuclear microsatellites for the whitebark pine, a discovery that could improve the tree's prospects for survival. Whitebark pine, which is declining rapidly nearly range-wide, is currently being considered for listing under the Endangered Species Act.

what do you think?

2018-10-18 15:10:53



Social media for medical journals operates in 'wild west,' needs more support to succeed  

In this first study to examine social media editor roles at medical journals, researchers found that while medical journals are using social media more to extend the reach of new research, the responsibilities and measures of success for these roles aren't well defined or supported. More support is needed to get the information to the public more efficiently.

what do you think?

2018-10-18 15:10:50



New cell movement process key to understanding and repairing facial malformations  

The embryonic stem cells that form facial features, called neural crest cells, use an unexpected mechanism of moving from the back of the head to the front to populate the face, finds a new study.

what do you think?

2018-10-18 15:10:47



3D printers have 'fingerprints,' a discovery that could help trace 3D-printed guns  

Like fingerprints, no 3D printer is exactly the same. That's the takeaway from a new study that describes what's believed to be the first accurate method for tracing a 3D-printed object to the machine it came from. The advancement could help law enforcement and intelligence agencies track the origin of 3D-printed guns, counterfeit products and other goods.

what do you think?

2018-10-18 15:10:44



To track how students ace the LSAT, watch their eyes  

Neuroscientists are tracking eye movements to understand how practicing tough reasoning tests like the LSAT makes students smarter.

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2018-10-18 15:10:41



Scientists grow functioning human neural networks in 3D from stem cells  

A team of researchers has developed three-dimensional (3D) human tissue culture models for the central nervous system that mimic structural and functional features of the brain and demonstrate neural activity sustained over a period of many months. With the ability to populate a 3D matrix of silk protein and collagen with cells from patients with Alzheimer's disease, Parkinson's disease, and other conditions, the tissue models allow for the exploration of cell interactions, disease and response

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2018-10-18 15:10:36



Nanocages in the lab and in the computer: How DNA-based dendrimers transport nanoparticles  

How to create nanocages, i.e., robust and stable objects with regular voids and tunable properties? Short segments of DNA molecules are perfect candidates for the controllable design of novel complex structures. Physicists investigated methodologies to synthesize DNA-based dendrimers in the lab and to predict their behavior using detailed computer simulations.

what do you think?

2018-10-18 14:12:20



New finding could unmask blood doping in athletes  

Autologous blood doping, in which an athlete is transfused with their own stored red blood cells to increase their oxygen capacity for competition, might be detectable now with the use of a microRNA marker of blood aging. An 18-nucleotide miRNA called miR-720 is produced in a predictable pattern as blood ages, which would allow sports officials to detect this kind of blood doping for the first time. The finding might also improve blood storage.

what do you think?

2018-10-18 14:12:17



New data science method makes charts easier to read at a glance  

Researchers have developed a new method -- 'Pixel Approximate Entropy' -- that measures the complexity of a data visualization and can be used to develop easier to read visualizations. 'In fast-paced settings, it is important to know if the visualization is going to be so complex that the signals may be obscured. The ability to quantify complexity is the first step towards automatically doing something about this.'

what do you think?

2018-10-18 14:12:14



Superflares from young red dwarf stars imperil planets  

Flares from the youngest red dwarfs surveyed are 100 to 1,000 times more energetic than when the stars are older. This younger age is when terrestrial planets are forming around their stars.

what do you think?

2018-10-18 14:12:04



Researchers propose CRISPR as influencer of low genetic diversity in deadly bacteria  

Scientists have shed light on the evolutionary history of a soil-borne bacteria that is so dangerous to grazing animals it is kept behind lock-and-key to prevent its spread.

what do you think?

2018-10-18 14:11:52



Estimating the feeding habits of corals may offer new insights on resilient reefs  

Researchers have found that corals living in more productive waters take advantage of the increased food availability. The findings reevaluate scientific understanding of how corals survive and could aid predictions on coral recovery in the face of climate change.

what do you think?

2018-10-18 14:11:49



Wheel running measures mouse distress better  

The amount of time a mouse spends running on the wheel provides an accurate and objective measure of the discomfort induced by research procedures, according to a new study. The finding may improve care and reduce suffering for animal subjects, a key goal of statutory guidelines governing animal welfare in biomedical research.

what do you think?

2018-10-18 14:11:35



Bug guts shed light on Central America Chagas disease  

In Central America, Chagas disease, or American trypanosomiasis, is spread by the 'kissing bug' Triatoma dimidiata. By collecting DNA from the guts of these bugs, researchers reporting in PLOS Neglected Tropical Diseases have described patterns in the behavior of the bugs, the strain of parasite, and the communities of microbes that interact with the parasite.

what do you think?

2018-10-18 14:11:32



150-million-year old, piranha-like specimen is earliest known flesh-eating fish  

Researchers have described a remarkable new species of fish that lived in the sea about 150 million years ago in the time of the dinosaurs. The new species of bony fish had teeth like a piranha, which the researchers suggest they used as piranhas do: to bite off chunks of flesh from other fish.

what do you think?

2018-10-18 14:11:29



Weight loss success linked with active self-control regions of the brain  

New research suggests that higher-level brain functions have a major role in losing weight. In a study among 24 participants at a weight-loss clinic, those who achieved greatest success in terms of weight loss demonstrated more activity in the brain regions of the lateral prefrontal cortex associated with self-control.

what do you think?

2018-10-18 14:11:26



Bioceramics power the mantis shrimp's famous punch  

Researchers in Singapore can now explain what gives the mantis shrimp, a marine crustacean that hunts by battering its prey with its club-like appendages, the most powerful punch in the animal kingdom. They show that a saddle-shaped structure in the mantis shrimp's limbs, which acts like a spring to store and then release energy, is composed of two layers made of different materials.

what do you think?

2018-10-18 14:11:21



Not all prion strains interfere with each other  

The first example of prion strains that replicate independently in vitro and in vivo suggests that strain diversity may be greater than previously thought, according to a new study.

what do you think?

2018-10-18 14:11:18



Roadmap for quantum internet development  

Researchers have published a comprehensive guide towards a quantum internet. It describes six phases, starting with simple networks of qubits that could already enable secure quantum communications -- a phase that could be reality in the near future. The development ends with networks of fully quantum-connected quantum computers. In each phase, new applications become available such as extremely accurate clock synchronization or integrating different telescopes on Earth in one virtual 'supertele

what do you think?

2018-10-18 14:11:15



Asthma's effects on airways at the single cell level  

By sequencing genetic material at a cell-by-cell level, researchers have described how type 2-high asthma affects the airways and results in mucus production with more detail than ever before. These findings, which help move forward scientific understanding of the biology behind asthma and could inform the development of targeted treatments for asthma and other airway diseases.

what do you think?

2018-10-18 14:11:13



New tool helps align investment with objectives in biodiversity conservation  

Researchers developed a tool, called the Recovery Explorer, that can be used to help guide conservation scientists in making decisions on how to best use limited funds to conserve the greatest number of species. The tool was developed in collaboration with US Fish & Wildlife Services scientists in a two-year project supported by the National Socio-Environmental Synthesis Center.

what do you think?

2018-10-18 14:11:10



First proof of quantum computer advantage  

Quantum computers promise to revolutionize the future of computing. Scientists have now demonstrated for the first time that quantum computers do indeed offer advantages over conventional computers. They developed a quantum circuit that can solve a problem that is unsolvable using any equivalent classical circuit.

what do you think?

2018-10-18 14:11:07



New insight into the evolution of the nervous system  

Pioneering research has given a fascinating fresh insight into how animal nervous systems evolved from simple structures to become the complex network transmitting signals between different parts of the body.

what do you think?

2018-10-18 14:11:05



3D-printed supercapacitor electrode breaks records in lab tests  

Scientists have reported unprecedented performance results for a supercapacitor electrode. The researchers fabricated electrodes using a printable graphene aerogel to build a porous three-dimensional scaffold loaded with pseudocapacitive material. In laboratory tests, the novel electrodes achieved the highest areal capacitance (electric charge stored per unit of electrode surface area) ever reported for a supercapacitor.

what do you think?

2018-10-18 14:11:02



Electrical properties of dendrites help explain our brain's unique computing power  

Neuroscientists have discovered that human dendrites have very different electrical properties from those of other species. These differences may contribute to the enhanced computing power of the human brain.

what do you think?

2018-10-18 14:10:57



Expanding the optogenetics toolkit  

A new molecular engineering technique has the potential to double the number of light-sensitive proteins available for studying brain circuits.

what do you think?

2018-10-18 14:10:44



MS genes formerly missing-in-action have been found  

Scientists have cracked a tough nut in multiple sclerosis: where are all the genes?

what do you think?

2018-10-18 14:10:41



Making gene therapy delivery safer and more efficient  

Viral vectors used to deliver gene therapies undergo spontaneous changes during manufacturing which affects their structure and function. As gene therapy approaches become more common for treating disease, managing consistency of the molecular makeup of the virus particles that deliver genes is a key concern in manufacturing on a larger scale.

what do you think?

2018-10-18 14:10:38



Brain cells called astrocytes have unexpected role in brain 'plasticity'  

Researchers have shown that astrocytes -- long-overlooked supportive cells in the brain -- help to enable the brain's plasticity, a new role for astrocytes that was not previously known. The findings could point to ways to restore connections that have been lost due to aging or trauma.

what do you think?

2018-10-18 14:10:35



Insight into how nanoparticles interact with biological systems  

Personal electronic devices are a growing source of the world's electronic waste. Many of these products use nanomaterials, but little is known about how nanoparticles interact with the environment. Now chemists have discovered that when certain coated nanoparticles interact with living organisms it results in new properties that cause the nanoparticles to become sticky. Nanoparticles with 5-nanometer diameters form long kelp-like structures that are microns in size. The impact on cells is not k

what do you think?

2018-10-18 14:10:33



Study points to new method to deliver drugs to the brain  

Researchers have discovered a potentially new approach to deliver therapeutics more effectively to the brain. The research could have implications for the treatment of a wide range of diseases, including Alzheimer's, Parkinson's, ALS, and brain cancer.

what do you think?

2018-10-18 12:52:14



Nanodiamonds as photocatalysts  

Diamond nanomaterials are considered hot candidates for low-cost photocatalysts. They can be activated by light and can then accelerate certain reactions between water and CO2 and produce carbon-neutral 'solar fuels'. The EU project DIACAT has now doped such diamond materials with boron and shown at BESSY II how this could significantly improve the photocatalytic properties.

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2018-10-18 12:52:10



Aerobic exercise has antidepressant treatment effects  

An analysis of randomized controlled clinical trials indicates that supervised aerobic exercise has large antidepressant treatment effects for patients with major depression.

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2018-10-18 12:52:07



Neo-colonial attitudes to security in war-torn nations out-of-date and unhelpful  

Developed countries imposing their own Security Sector Reform (SSR) processes onto nations recovering from war often rely on entrenched colonial attitudes with no guarantee of success. Researchers looked at the Democratic Republic Congo and Nepal contrasting their outcomes and examining the reasons for success or failure of SSR policies based on Europe. They question whether the systems work in their countries of origin where statistics show ongoing institutional racism.

what do you think?

2018-10-18 12:51:54



Unfolding secret stability of bendy straws  

Collapsible dog bowls and bendable straws seem to work on a common principle, snapping into stable and useful states, but mechanisms have remained elusive. Now a team led by polymer scientists discuss how 'pre-stress' built into the structure helps them function.

what do you think?

2018-10-18 12:51:49



Colored filter improves dyslexic children's reading speed  

Volunteers aged 9-10 with dyslexia took less time to read passages from children's books, possibly thanks to attenuated excitability of the cerebral cortex.

what do you think?

2018-10-18 12:51:48



'Geek Girl' gamers are more likely to study science and technology degrees  

Girls who play video games are three times more likely to choose physical science, technology, engineering or maths (PSTEM) degrees compared to their non-gaming counterparts, according to new research.

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2018-10-18 12:51:44



New tool uses your smartphone camera to track your alertness at work  

Our level of alertness rises and falls over the course of a workday, sometimes causing our energy to drop and our minds to wander just as we need to perform important tasks. To help understand these patterns and improve productivity, researchers have developed a tool that tracks alertness by measuring pupil size, captured through a burst of photographs taken every time users unlock their smartphones.

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2018-10-18 12:51:41



New material, manufacturing process use sun's heat for cheaper renewable electricity  

Scientists have developed a new material and manufacturing process that would make one way to use solar power -- as heat energy -- more efficient in generating electricity.

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2018-10-18 12:51:38



Kids health outcomes have more to do with parents level of education than income  

A recent study finds that parents educated beyond high school have healthier families, as they invest more in family health care which reduces the likelihood of adverse medical conditions.

what do you think?

2018-10-18 12:51:36



Bee social or buzz off: Study links genes to social behaviors, including autism  

A new study found that the social lives of sweat bees -- named for their attraction to perspiration -- are linked to patterns of activity in specific genes, including ones linked to autism.

what do you think?

2018-10-18 12:51:33



Environmental associations with genes may yield opportunities for precision medicine  

A new approach to genetic analysis finds associations between environmental factors and pharmacogenes -- genes associated with a person's response to drugs -- sparking ideas for new research at the interface of population genetics and medicine.

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2018-10-18 12:51:28



A clearer path to clean air in China  

New research shows that a key to reducing extreme wintertime air pollution in China may be reducing formaldehyde emissions rather than sulfur dioxide.

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2018-10-18 12:49:48



The big problem of small data: A new approach  

You've heard of 'big data' but what about small? Researches have crafted a modern approach that could solve a decades-old problem in statistics.

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2018-10-18 12:49:37



Infection biology: Staying a step ahead of the game  

Trypanosoma brucei, which causes sleeping sickness, evades the immune system by repeatedly altering the structure of its surface coat. Sequencing of its genome and studies of its 3D genome architecture have now revealed crucial molecular aspects of this strategy.

what do you think?

2018-10-18 10:53:43



Extremely small magnetic nanostructures with invisibility cloak imaged  

In novel concepts of magnetic data storage, it is intended to send small magnetic bits back and forth in a chip structure, store them densely packed and read them out later. The magnetic stray field generates problems when trying to generate particularly tiny bits. Now, researchers were able to put an 'invisibility cloak' over the magnetic structures. In this fashion, the magnetic stray field can be reduced in a fashion allowing for small yet mobile bits.

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2018-10-18 10:53:40



Biological invisibility cloak: Elucidating cuttlefish camouflage  

Computational image analysis of behaving cuttlefish reveals principles of control and development of a biological invisibility cloak.

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2018-10-18 10:53:37



Consumers choose smartphones mostly because of their appearance  

The more attractive the image and design of the telephone, the stronger the emotional relationship that consumers are going to have with the product, which is a clear influence on their purchasing decision. After analysing the data collected, the experts indicated that technical characteristics and functionality are the next factors to influence the purchase of smartphones.

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2018-10-18 10:53:30



How plants bind their green pigment chlorophyll  

Water-soluble protein helps to understand the photosynthetic apparatus.

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2018-10-18 10:53:25



Medicating distress: Risky sedative prescriptions for older adults vary widely  

A new study shows wide variation in prescriptions of sedative drugs, called benzodiazepines, to people with Medicare coverage. Some counties, especially in southern and rural western states, had three times the level of sedative prescribing as others. The study also highlights gaps at the level of individual prescribers: Some primary care providers prescribed sedatives more than six times more often than their peers. These high-intensity prescribers also tended to be high-intensity prescribers o

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2018-10-18 10:53:21



Big-picture approach to understanding cancer will speed new treatments  

The new approach lets scientists examine the cumulative effect of multiple gene mutations, providing a much more complete picture of cancers' causes.

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2018-10-18 10:53:19



Pathogens may evade immune response with metal-free enzyme required for DNA replication  

A new study shows that some bacterial pathogens, including those that cause strep throat and pneumonia, are able to create the components necessary to replicate their DNA using a ribonucleotide reductase enzyme that does not require a metal ion cofactor.

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2018-10-18 10:53:16



South American marsupials discovered to reach new heights  

There have long been speculations that the mouse-sized marsupial monito del monte climbs to lofty heights in the trees. Yet, no previous records exist documenting such arboreal habits for this creature. Researchers set motion-sensing camera traps to capture photographic evidence confirming the high-climbing theories surrounding this miniature mammal.

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2018-10-18 10:53:13



High stakes decision-making causes a little more cheating, a lot less charity  

The age old adage of virtue being its own reward may not hold true in the corporate world -- in fact, honorable acts could lead workers to behave more selfishly later on, new research has shown.

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2018-10-18 10:53:10



Increased mortality in children with inflammatory bowel disease  

Children who develop inflammatory bowel disease (ulcerative colitis or Crohn's disease) have an increased risk of death, both in childhood and later in life, a study reports. It is therefore important that patients who are diagnosed as children are carefully monitored, argue the researchers behind the study.

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2018-10-18 10:53:07



Distinguishing fatal prostate cancer from 'manageable' cancer now possible  

Scientists have found a way of distinguishing between fatal prostate cancer and manageable cancer, which could reduce unnecessary surgeries and radiotherapy.

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2018-10-18 09:54:52



Genomic analysis offers insight into 2018 Nigeria Lassa fever outbreak  

A surge in Lassa fever cases in Nigeria in 2018 doesn't appear to be linked to a single virus strain or increased human-to-human transmission, according to genomic analysis.

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2018-10-18 09:54:45






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