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Science News for May 15, 2018


New 'Silk Road' brings challenges and opportunities for biodiversity conservation

The Belt and Road Initiative's economic development corridors coincide with high environmental value areas, posing significant impacts on biodiversity. China can replicate its domestic environmental practices in the BRI to achieve a balance between economic development and sustainability.

MDMA opens door for PTSD sufferers

The MDMA-assisted psychotherapy trial at UConn Health will specifically recruit people from communities of color with PTSD, focusing on experiences of racial violence and discrimination. The treatment has shown promise in reducing symptoms and allowing patients to process their trauma into something stronger.

Some calories more harmful than others

A consensus among 22 nutrition researchers is that sugar-sweetened beverages increase cardiometabolic risk factors compared to equal amounts of starch. The paper also suggests that aspartame does not promote weight gain and consumption of polyunsaturated fats lowers disease risk when compared to saturated fats.

SourceUniversity of California - Davis·JournalObesity Reviews·DateMay 15, 2018

Whites distrust biracial people when their racial presentation varies, rutgers study finds

Researchers at Rutgers University found that white people perceive biracial individuals as less trustworthy and likeable when they contextually present themselves as one race or another. In a series of studies, hundreds of white participants rated bloggers who identified as biracial but presented themselves differently in different sit...

SourceRutgers University·JournalJournal of Experimental Social Psychology·DateMay 15, 2018

Lifting the economy on hawks' wings

A new study measures regional job creation due to native predators' regulating services, finding that American kestrels can save farmers up to $357 of cherries per dollar spent on nest boxes. Building these boxes is estimated to generate 46 to 50 jobs and over $2 million in increased revenue for Michigan's economy.

SourceMichigan State University·JournalJournal of Applied Ecology·DateMay 15, 2018

Keeping kids with asthma out of the hospital

A recent study published in Pediatrics found that no single category of intervention was effective in reducing hospital readmission for children with asthma. However, multimodal interventions that combined multiple categories showed promise in reducing the risk of readmission between 30 days and one year after initial discharge.

SourceChildren's National Hospital·JournalPEDIATRICS·DateMay 15, 2018

Prized data, free and open to all

The electronic Rothamsted Archive provides long-term series of data on yields, weather, and soil analyses, relevant for sustainable agriculture, agroecology, and food security. Users have access to supporting specialist background information and are fully supported by the curating team.

SourceRothamsted Research·JournalScientific Data·DateMay 15, 2018

Understanding Andean concepts of death and renewal

The study reveals a stunning relation between ceremonial sites and cemeteries, underpinning complex Andean concepts of death and renewal. It was discovered that the site's features can be related to the surrounding landscape, highlighting the importance of Kipia as a local huaca.

SourceDe Gruyter·JournalOpen Archaeology·DateMay 15, 2018

VA health care successfully reduces 'rush to treatment' rates for low-risk prostate cancer

A study by NYU Langone Health and the VA found that increasing numbers of veterans with non-aggressive prostate cancer are opting for watchful waiting or active surveillance. This shift towards more conservative treatment reflects a reversal in decades-long overtreatment, bringing care more in line with best practice guidelines.

How can we help children with brain injuries transition back to school?

Children with brain injuries face significant challenges transitioning to school, including educator lack of understanding and catching up on missed work. Leading researchers highlight the need for effective supports to improve academic achievement and reduce economic and social disadvantage.

SourceIOS Press·JournalNeuroRehabilitation An International Interdisciplinary Journal·DateMay 15, 2018

Peatland contributions to UK water security

Scientists from the University of Leeds developed a global index identifying peatland-fed water as a significant source of drinking water in the UK and Republic of Ireland. The study estimates that peatlands support the equivalent of 71.4 million people globally, with most of these areas being in the British Isles.

SourceUniversity of Leeds·JournalNature Sustainability·DateMay 15, 2018

Key enzyme for production of second-generation ethanol discovered in Brazilian Amazon

Researchers from Brazil's National Energy & Materials Research Center (CNPEM) have discovered a key enzyme that can boost the efficiency of sugarcane bagasse saccharification, a crucial step in producing second-generation ethanol. The enzyme, produced by microorganisms living in Lake Poraquê in the Amazon, shows high glucose tolerance ...

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalBiochimica et Biophysica Acta (BBA) - Proteins and Proteomics·DateMay 15, 2018

Worm-eating mice reveal how evolution works on islands

A team of scientists found four separate species of mice evolved from one common ancestor on Mindoro Island, which is the smallest known island to support this type of evolution. The discovery provides valuable insights into how mammals can diversify in small areas and has implications for conservation planning.

SourceField Museum·JournalJournal of Biogeography·DateMay 15, 2018

Changes in e-cigarette use among US adults

A national survey found an increase in US adults who have ever used e-cigarettes, with a decrease in reported current use between 2014 and 2016. Electronic cigarettes were marketed for smoking cessation and as an alternative to conventional cigarettes.

SourceJAMA Network·JournalJAMA·DateMay 15, 2018

Malaria detectable in olfactory cocktail

Researchers at ETH Zurich have identified volatile biomarkers that can detect malaria in people with no external symptoms. The study found that changes in human odours are characteristic of both acute and asymptomatic malaria infections, allowing for nearly 100% detection rate even at low pathogen quantities.

SourceETH Zurich·JournalProceedings of the National Academy of Sciences·DateMay 15, 2018

Entangled atoms shine in unison

Scientists at the University of Innsbruck have successfully demonstrated fully-controlled free-space quantum interference of single photons emitted by a pair of effectively-separated entangled atoms. This breakthrough opens up new possibilities for building quantum computers and measuring physical properties with unprecedented precision.

SourceUniversity of Innsbruck·JournalPhysical Review Letters·DateMay 15, 2018