Add BrightSurf on Google Email

Science News Archive March 2011 - Page 21


Page 21 of 28

Internet catches updated butterfly and moth website

The U.S. Geological Survey has launched an updated version of its Butterflies and Moths of North America (BAMONA) website, featuring improved data collection and dissemination technologies. Verified sighting records are now immediately available on the site's home page, allowing for more efficient monitoring of pollinator populations.

Identifying 'anonymous' email authors

Researchers at Concordia University have developed a novel technique for identifying anonymous email authors with high accuracy. By analyzing unique patterns in a suspect's emails, they can create a 'write-print' that is like a fingerprint, allowing investigators to determine the author's gender, nationality, and education level.

SourceConcordia University·JournalDigital Investigation·DateMar 8, 2011

Online nutrition courses: Fad or growing trend?

A new study in the Journal of Nutrition Education and Behavior found that online nutrition education courses can be effective, with students able to gain knowledge and achieve learning outcomes similar to face-to-face learners. However, the study also identified areas for improvement, including the need for more engaging and interactiv...

SourceElsevier Health Sciences·JournalJournal of Nutrition Education and Behavior·DateMar 8, 2011

Study shows no-till's benefits for Pacific Northwest wheat growers

A study by US Department of Agriculture scientists found that no-till production systems can significantly reduce soil erosion and enhance efforts to protect water quality. The research compared runoff, soil erosion, and crop yields in conventional and no-till winter wheat-fallow systems.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalJournal of Soil and Water Conservation·DateMar 8, 2011

Research finds open-source software is actually more secure for health care IT

Research by the University of Warwick's Institute for Digital Healthcare and UCL Medical School finds that open-source software can provide higher security and quality through public disclosure and community review. This contradicts the common misconception that open-source software is inherently riskier due to its transparency.

SourceUniversity of Warwick·JournalJournal of Medical Internet Research·DateMar 8, 2011

1 in 5 children in Sweden is overweight

A recent study by the University of Gothenburg found that one in five children in Sweden is overweight, with urban areas experiencing lower rates of obesity compared to smaller towns and rural areas. The study also highlights the link between low levels of education and overweight children.

SourceUniversity of Gothenburg·JournalObesity Reviews·DateMar 7, 2011

AGU journal highlights -- March 7, 2011

Groundwater depletion in California's Central Valley poses a significant threat to the state's economy and food security, with two-thirds of the loss attributed to central valley groundwater depletion. Conversely, corals are expanding their range poleward in temperate areas as seas warm, indicating rapid modifications to coastal ecosys...

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateMar 7, 2011

Mediterranean diet: A heart-healthy plan for life

The Mediterranean diet has been shown to have beneficial effects on waist circumference, HDL-cholesterol levels, triglycerides, blood pressure, and glucose metabolism. A new study published in the Journal of the American College of Cardiology found that the diet can help prevent metabolic syndrome and its components.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateMar 7, 2011

Multiple sclerosis blocked in mouse model

Researchers from Washington University School of Medicine successfully blocked harmful immune cells from entering the brain in mice with a condition similar to multiple sclerosis. The breakthrough discovery, made using an anti-cancer drug, prevents symptoms and provides early evidence for a potential new treatment.

SourceWashU Medicine·JournalJournal of Experimental Medicine·DateMar 7, 2011

Scientists find key mechanism of childhood respiratory disease

Researchers discovered a critical link between respiratory syncytial virus and oxidative stress, which causes lung inflammation and damage in children. The study found that the virus blocks the activity of Nrf2, a protein needed for antioxidant enzymes, leading to increased reactive oxygen species and cell killing.

SourceUniversity of Texas Medical Branch at Galveston·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateMar 7, 2011

Acupuncture curbs severity of menopausal hot flushes

A small clinical trial suggests traditional Chinese acupuncture can curb the severity of menopausal hot flushes and other symptoms. The treatment showed cumulative benefits, with significant improvements in somatic and psychological symptoms but minimal impact on urogenital symptoms.

SourceBMJ Group·JournalAcupuncture in Medicine·DateMar 7, 2011