Monday, April 20, 2015

Science X Newsletter Week 16

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Dear Reader ,

Here is your customized Phys.org Newsletter for week 16:

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Algorithm able to identify online trolls

A trio of researchers, two from Cornell the other from Stanford has developed a computer algorithm that is capable of identifying antisocial behavior as demonstrated in website comment sections. In their paper uploaded to the preprint server arXiv, Justin Cheng, Cristian Danescu-Niculescu-Mizil and Jure Leskovec describe their algorithm, how they came up with it and how they plan to improve on its accuracy.

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Bee brain simulation used to pilot a drone

The team of researchers working on the The Green Brain Project has advanced to the point of being able to use what they've created in mimicking a honeybee brain, to actually pilot a flying robot drone—at least partially. The aim of the project is to completely reproduce a bee's brain in digital form, allowing at some point, a flying robot to function as the real thing with onlookers none the wiser.

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HPV vaccination of adolescent boys may be cost-effective for preventing oropharyngeal cancer

A new study indicates that vaccinating 12-year-old boys against the humanpapilloma virus (HPV) may be a cost-effective strategy for preventing oropharyngeal squamous cell cancer, a cancer that starts at the back of the throat and mouth, and involves the tonsils and base of the tongue. Published early online in Cancer, a peer-reviewed journal of the American Cancer Society, the study provides important information about HPV vaccination, which has proven effective against HPV-related disease in both sexes but remains controversial, especially in males.

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One type of airway cell can regenerate another lung cell type

A new collaborative study describes a way that lung tissue can regenerate after injury. The team found that lung tissue has more dexterity in repairing tissue than once thought. Researchers from the Perelman School of Medicine at the University of Pennsylvania and Duke University, including co-senior authors Jon Epstein, MD, chair of the department of Cell and Developmental Biology, and Brigid L.M Hogan, Duke Medicine, along with co-first authors Rajan Jain, MD, a cardiologist and instructor in the Department of Medicine and Christina E. Barkauskas, also from Duke, report their findings in Nature Communications

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Logging means ants, worms and other invertebrates lose rainforest dominance

Invertebrates perform essential functions for the smooth running of the ecosystems in tropical forests. For example, creatures such as termites and millipedes help dead leaves decompose and release their nutrients back into the soil, and carnivorous ants and spiders act as predators of herbivorous invertebrates that would otherwise munch through all the foliage.

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An exoplanet with an infernal atmosphere

As part of the PlanetS National Centre of Competence in Research (NCCR), astronomers from the Universities of Geneva (UNIGE) and Bern, Switzerland, have come to measure the temperature of the atmosphere of an exoplanet with unequalled precision, by crossing two approaches.

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Study suggests adjustments on the treatment of cancer patients with pneumonia

Cancer patients are more likely to get infections. Pneumonia is the most frequent type of infection in this group and a frequent cause of ICU admission and mortality. A study conducted by researchers from the D'Or Institute for Research and Education (IDOR) in partnership with Brazilian hospitals and universities analyzed the factors associated with severe pneumonia in hospitalized cancer patients and suggests that more personalized treatment protocols can reduce mortality in these patients.

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SpaceX to send cargo ship on sixth supply mission

SpaceX is sending its unmanned Dragon cargo ship on its sixth official supply mission to the International Space Station on Monday, should the weather behave itself.

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Hackers attack Belgian press group, second in days

Hackers attacked one of Belgium's top newspaper publishers on Sunday just days after Tunisian Islamist militants took control of a regional government portal to denounce US counter-terror operations.

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EU moves closer to counting calories in alcoholic drinks

Health conscious tipplers may be closer to finding out just how many calories they are imbibing as consumer advocates push for EU nutritional labelling on alcoholic drinks in the face of strong industry resistance.

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Chinese hackers targeted SE Asia, India for last decade: report

A cyber espionage group most likely sponsored by China has been snooping on governments and businesses in Southeast Asia and India undetected for the last ten years, Internet security company FireEye said Monday.

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Survey: Nearly 9 in 10 US adults now have health insurance

Underlining a change across the nation, nearly 9 out of 10 adults now say they have health insurance, according to an extensive survey released Monday.

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WSJ: Google exploring new day for battery tech

When The Wall Street Journal turned out a story recently about how Google was exploring improved battery technology, technology watchers thought Google was not a minute too soon; in fact it was about time battery solutions get a lot closer to reality than at a stage of being under study or very possibly something real by the year 2025.

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Researchers define role of Tmem231 in maintaining ciliary function

Researchers reveal how a protein linked to Meckel syndrome (MKS) and other human diseases regulates the membrane composition of cilia, finger-like projections on the surface of cells that communicate signals. The study appears in The Journal of Cell Biology.

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Gene therapy superior to half-matched transplant for 'bubble boy disease'

New research published online today in Blood, the Journal of the American Society of Hematology (ASH), reports that children with "bubble boy disease" who undergo gene therapy have fewer infections and hospitalizations than those receiving stem cells from a partially matched donor. The research is the first to compare outcomes among children with the rare immune disorder - also known as X-linked severe combined immunodeficiency (SCID-X1) - receiving the two therapeutic approaches.

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Team tightens bounds on quantum information 'speed limit'

If you're designing a new computer, you want it to solve problems as fast as possible. Just how fast is possible is an open question when it comes to quantum computers, but physicists at the National Institute of Standards and Technology have narrowed the theoretical limits for where that "speed limit" is. The research implies that quantum processors will work more slowly than some research has suggested.

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Family doctors important in advising young women on egg freezing for future fertility

Family physicians have an important role in advising women about the benefits and risks of egg freezing, argues an analysis in CMAJ (Canadian Medical Association Journal).

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Emergency departments improve readiness to care for children

Pediatric emergency care coordinators in the nation's emergency departments are strongly linked with improved readiness to care for children, according to a new study in JAMA Pediatrics. Nearly 50 percent of the nation's emergency departments have a physician or nurse dedicated to address staff training, equipment availability and policies for the care of children—a three-fold increase since 2003. This is an important finding because the presence of a pediatric emergency care coordinator is strongly correlated with improved pediatric readiness, independent of other factors.

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Some atrial fibrillation patients receive unnecessary blood thinners

About a quarter of all atrial fibrillation (AF) patients at the lowest risk for stroke receive unnecessary blood thinners from cardiology specialists, according to UCSF researchers, and these providers must be made aware of the resulting potential health risks.

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Solution-grown nanowires make the best lasers

Take a material that is a focus of interest in the quest for advanced solar cells. Discover a "freshman chemistry level" technique for growing that material into high-efficiency, ultra-small lasers. The result, disclosed today in Nature Materials, is a shortcut to lasers that are extremely efficient and able to create many colors of light.


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