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Science News Archive April 2014 - Page 32


Page 32 of 32

Care of heart failure patients falling short in the UK

A new study by Durham University highlights the inadequacies in heart failure care in the UK, including uncertainty among clinicians about diagnosis and management. The research found inconsistencies in patients' access to tests and services, as well as a lack of awareness among health professionals of dedicated heart failure clinics.

SourceDurham University·JournalBMJ Open·DateApr 1, 2014

Deforestation of sandy soils a greater climate threat

Researchers found that deforestation has minimal effects on muddy clay-like soils, but dramatically alters microbial communities in sandy soils, leading to increased carbon loss and potential for exaggerating global warming. This discovery could inform land management practices prioritizing the conservation of biodiversity and sequestr...

SourceYale School of the Environment·JournalGlobal Change Biology·DateApr 1, 2014

Winners of international blogging awards announced

The second annual SAGE-Sponsored OAIS Awards have recognized the impact of international blogging on scholarly communication. The winners include Dart Throwing Chimp, Political Violence @ A Glance, and Nuclear Diner, among others, who have made significant contributions to International Studies blogging.

SourceSAGE·DateApr 1, 2014

Wind energy: On the grid, off the checkerboard

Researchers at Johns Hopkins University developed a new method to study wake effects in wind farms, challenging conventional wisdom on the best arrangement of turbines. They found that an 'intermediate' staggering, where rows are imperfectly offset, can improve power output in some cases.

SourceAmerican Institute of Physics·JournalJournal of Renewable and Sustainable Energy·DateApr 1, 2014

Quality improvement initiative leads to reduction in unnecessary follow-up imaging

A quality improvement initiative at an American College of Radiology institution led to a significant reduction in unnecessary follow-up imaging for adnexal cystic lesions. The initiative improved sonographic characterization and imaging triage, increasing confidence in characterizing certain lesions as physiologic or benign.

SourceAmerican College of Radiology·JournalJournal of the American College of Radiology·DateApr 1, 2014

Oxytocin, the 'love' hormone, promotes group lying, according to Ben-Gurion U. researchers

A study by researchers at Ben-Gurion University of the Negev found that oxytocin causes participants to lie more to benefit their groups and do so quickly without expectation of reciprocal dishonesty. This raises questions about the morality of lying, even when it benefits those close to us.

SourceAmerican Associates, Ben-Gurion University of the Negev·JournalProceedings of the National Academy of Sciences·DateApr 1, 2014

Computers teach each other Pac-Man

A team of researchers from Washington State University developed a novel approach to teaching computers new skills, mimicking the interaction between a human teacher and student. The method involves giving action advice to help students learn complex games like Pac-Man and StarCraft.

SourceWashington State University·JournalConnection Science·DateApr 1, 2014

The Neanderthal in us

Researchers found that European humans have a higher number of Neanderthal variants in genes related to lipid breakdown, which may have provided a selective advantage. This study suggests that Neanderthal ancestry has driven evolutionary changes in lipid processing and brain composition among Europeans.

SourceMax-Planck-Gesellschaft·JournalNature Communications·DateApr 1, 2014

Warm North Atlantic Ocean promotes extreme winters in US and Europe

A new study published in Environmental Research Letters has found that a warm North Atlantic Ocean can promote extreme winters in the US and Europe. The research suggests that natural variations in sea surface temperatures, such as the Atlantic Multidecadal Oscillation, can affect atmospheric circulation patterns like the North Atlanti...

SourceIOP Publishing·JournalEnvironmental Research Letters·DateApr 1, 2014

For most adolescents, popularity increases the risk of getting bullied

A new study suggests that popularity among adolescents increases their risk of getting bullied and worsens the negative consequences. The researchers found that students in the middle to upper social hierarchy are more likely to be victimized, with the likelihood increasing by over 25% for those who reach the top of the social ladder.

SourceAmerican Sociological Association·JournalAmerican Sociological Review·DateApr 1, 2014

Bullying happens to popular teens too

A University of California, Davis study found that popular adolescents are at high risk of being bullied and experience worse psychological and social consequences compared to less popular peers. The research revealed that victims of harassment often suffer anxiety, anger, and depression.

SourceUniversity of California - Davis·JournalAmerican Sociological Review·DateApr 1, 2014

The mammography dilemma

A comprehensive review suggests that mammography screening benefits are often exaggerated while harms are understated. The study's findings emphasize the need for individualized approach to breast cancer screening based on clinical factors and personal preferences.

SourceHarvard Medical School·JournalJAMA·DateApr 1, 2014

One currency, one price?

A recent study by MIT economists finds strong convergence of prices within the Eurozone, with prices differing by 30-50% lower than in neighboring countries. The research suggests that the common currency drives identical pricing, contradicting previous findings.

SourceMassachusetts Institute of Technology·JournalThe Quarterly Journal of Economics·DateApr 1, 2014