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Science News for April 6, 2016


So long lithium, hello bacteria batteries?

Scientists have created a rechargeable battery driven by bacteria, addressing safety issues and high costs associated with conventional lithium-ion batteries. The microbial battery successfully stored energy for 16 hours and discharged it over the next 8 hours, mimicking day-night patterns typical of solar energy production.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology Letters·DateApr 6, 2016

Older men who purchase sex do so more frequently as they age

A survey of older American men who frequent sex work websites found that those over 60 paid for sex more frequently as they aged. The study also revealed that these men sought out specific experiences, such as the 'girlfriend experience', and were willing to pay for non-sexual activities with providers.

SourceSpringer·JournalArchives of Sexual Behavior·DateApr 6, 2016

Invasive species not best conservation tool: Study

A University of Guelph study finds that introducing invasive round goby fish does not help conserve endangered native mollusks, but rather hampers their reproduction. The research team discovered that the fish essentially 'wastes' mussel larvae, further threatening the species' survival.

SourceUniversity of Guelph·JournalRoyal Society Open Science·DateApr 6, 2016

For young people with schizophrenia, physical and mental exercises offer hope

Researchers found that physical exercise significantly improves cognitive performance in individuals with schizophrenia, particularly in areas such as memory, emotional intelligence, and problem-solving skills. The study suggests that early intervention and combined cognitive training with aerobic exercise may lead to long-lasting impr...

SourceUniversity of California - Los Angeles·JournalSchizophrenia Bulletin·DateApr 6, 2016

Ring-shaped sugar helps in cases of atherosclerosis

Researchers at the University of Bonn discovered that cyclodextrin promotes the breakdown of cholesterol deposits in arteries, reducing inflammation and plaque formation. The ring-shaped sugar increases natural mechanisms for cholesterol breakdown and reduces inflammatory response, offering a potential new treatment for atherosclerosis.

SourceUniversity of Bonn·JournalScience Translational Medicine·DateApr 6, 2016

Food should be labeled with 'activity equivalent' calorie information

The Royal Society of Public Health advocates for introducing activity equivalent calorie labelling on food packaging to prompt people to be more mindful of their energy consumption and encourage physical activity. Public polling shows that almost half of people find current front-of-pack information confusing, but 53% would positively ...

SourceBMJ Group·JournalThe BMJ·DateApr 6, 2016

Travels with my smart phone

Research suggests that relying on smartphones for internet access while traveling can cause significant anxiety. The study, conducted by Hui-Jen Yang and Yun-Long Lay, found that young people and those with higher levels of education experience greater 'smart phone web-dependence' and associated anxiety.

SourceInderscience Publishers·JournalInternational Journal of Information and Communication Technology·DateApr 6, 2016

Brain guardians remove dying neurons

Salk scientists discovered that specific immune receptors in the brain play a crucial role in clearing both healthy and dying neurons. In their absence, new neurons increased dramatically in certain regions, suggesting that these receptors may also target living but dysfunctional cells.

SourceSalk Institute·JournalNature·DateApr 6, 2016

Children's interactions more complex than predicted

Researchers studied kindergarten children's social exchanges to understand dynamics of complex interactions, finding evidence of non-traditional hierarchies and reciprocal pairings such as leadership/followship and aggression/submission. The study suggests people do not always behave in a hierarchical manner, with some 'leaders' showin...

SourceFrontiers·JournalFrontiers in Psychology·DateApr 6, 2016

Acupuncture in the military for rapid pain relief on the battlefield

The article discusses the successful implementation of acupuncture in US military settings, specifically Battlefield Acupuncture (BFA), and its potential benefits for treating pain. The authors highlight the importance of data collection to assess outcomes and explore additional integrative medicine techniques.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalThe Journal of Alternative and Complementary Medicine·DateApr 6, 2016

Honduras: 215 LGBT people killed in 7 years

A new report exposes the shocking statistics of LGBT activists' murders in Honduras, with 215 killings between 2009 and 2015, and only 48 cases going to court. The violence rocketed after the 2009 coup, but remains largely unreported.

SourceSAGE·JournalIndex on Censorship·DateApr 6, 2016

SMFM releases statement on use of antenatal corticosteroids in late preterm birth period

The Society for Maternal-Fetal Medicine recommends the use of antenatal corticosteroids to improve outcomes for babies at risk of preterm birth in the late preterm period. The recommendations are based on a randomized trial that found significant benefits in reducing neonatal respiratory complications and other adverse outcomes.

SourceSociety for Maternal-Fetal Medicine·JournalAmerican Journal of Obstetrics and Gynecology·DateApr 6, 2016

Prescription assistance tied to fewer ER visits

A study published in the Journal of Managed Care Pharmacy found that patients receiving pulmonary medications showed a significant decrease in emergency room visits and hospitalizations after using the Spokane Prescription Assistance Network. However, those receiving psychotropic medications for mental health conditions saw an increase...

SourceWashington State University·JournalJournal of Managed Care Pharmacy·DateApr 6, 2016

How bioceramics could help fight gum disease

Scientists are exploring the potential of bioceramic silicon nitride to treat severe gum disease, which can lead to tooth loss and increase the risk of heart attack or stroke. The material's surface has been shown to degrade bacteria responsible for periodontitis, offering a promising therapeutic aid.

SourceAmerican Chemical Society·JournalLangmuir·DateApr 6, 2016

Geothermal heat contributes to Greenland ice melt

A recent study by University of Montana researcher Jesse Johnson reveals that geothermal heat enhances rapid ice flow and subglacial melting in northern Greenland. The research, published in Nature Geoscience, identifies a west-to-east zone with anomalously high heat that drives widespread melting and rapid ice flow.

SourceThe University of Montana·JournalNature Geoscience·DateApr 6, 2016