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Science News Archive March 2015 - Page 10


Page 10 of 38

Rethinking wetland restoration: Smaller wetlands more valuable than previously thought

A new study from the University of Waterloo reveals that smaller, isolated wetlands are being lost at a higher rate than larger ones, with significant consequences for aquatic species and water quality. The research emphasizes the importance of considering ecosystem services provided by different wetland types in restoration efforts.

SourceUniversity of Waterloo·JournalEcological Applications·DateMar 24, 2015

'Goldilocks material' could change spintronics

A team at Trinity College in Dublin has discovered a new class of magnetic materials based on Mn-Ga alloys, which could revolutionize data storage and increase wireless data transmission speeds. The material has unique properties that make it immune to external magnetic fields and free from demagnetizing forces.

SourceAmerican Institute of Physics·JournalApplied Physics Letters·DateMar 24, 2015

Lung transplant patients in the UK fare better than publicly insured Americans

A study found that UK patients with cystic fibrosis who received transplants had better survival rates than publicly insured Americans. The research suggests that a single-payer national health care system can provide complex, coordinated and expansive care with long-term outcomes similar to those achieved by private insurance.

SourceJohns Hopkins Medicine·JournalAmerican Journal of Transplantation·DateMar 24, 2015

Got (fresh) milk?

Researchers have developed a new technology to preserve milk without refrigeration or chemicals, reducing waste and increasing income for small farmers. Pulsed electric fields can kill bacteria and extend shelf life without constant electricity supply.

SourceWorld Scientific·JournalTECHNOLOGY·DateMar 24, 2015

Marketing, prescribing testosterone and growth hormone for aging is disease mongering

The marketing, prescribing, and selling of testosterone and growth hormone as solutions for aging-associated problems is considered disease mongering. The FDA has recently acknowledged that these treatments are not indicated for age-related decline in serum testosterone, with potential risks outweighing benefits.

SourceBoston University School of Medicine·JournalJournal of the American Geriatrics Society·DateMar 24, 2015

Milk could be good for your brain

New research at KU Medical Center found a correlation between milk consumption and increased levels of glutathione in the brain. Participants who drank milk recently had higher glutathione levels, which could help stave off oxidative stress and its associated diseases.

SourceUniversity of Kansas Medical Center·JournalAmerican Journal of Clinical Nutrition·DateMar 24, 2015

A call for more research on brain damage in American football

Experts say research is needed to develop strategies to protect athletes from brain injury, citing a lack of long-term studies and unclear causes. Chronic traumatic encephalopathy (CTE) has been linked to repeated blows to the head, but diagnosis requires autopsy and more research is needed to understand its development.

SourceBMJ Group·JournalThe BMJ·DateMar 24, 2015

Concerns over the online market of human breast milk

The unregulated online market for human breast milk puts infants at risk due to lack of pasteurization and proper testing. Experts call for legal regulation and training for healthcare workers to ensure safe alternatives are offered to mothers struggling with breastfeeding.

SourceBMJ Group·JournalThe BMJ·DateMar 24, 2015

New study shows non-invasive imaging tests can detect coronary artery disease long before it strikes

A new study published in the Journal of the American College of Cardiology found that adding two non-invasive imaging tests to traditional cardiovascular disease risk factor assessment can more accurately predict a healthy patient's future risk of heart attack, stroke, or premature death. The study identified subclinical atherosclerosi...

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalJournal of the American College of Cardiology·DateMar 24, 2015

Pay gap between male and female RNs has not narrowed

A study analyzing salaries of registered nurses in the US from 1988 to 2013 found that male RNs consistently outearned their female counterparts across settings, specialties, and positions. The pay gap remained unchanged over time, with an estimated $5,148 difference in adjusted earnings.

SourceJAMA Network·JournalJAMA·DateMar 24, 2015