Add BrightSurf on Google Email

Science News Archive February 2020 - Page 19


Page 19 of 40

Charity care provided by nonprofit hospitals

A study examining nonprofit hospital finances found that those with higher net income provided more charity care, while lower-income hospitals offered less. The analysis suggests a correlation between financial status and charitable healthcare services.

SourceJAMA Network·JournalJAMA Internal Medicine·DateFeb 17, 2020

New VA/DoD guidelines address sleep-related issues in military personnel, veterans

The U.S. Departments of Veterans Affairs and Defense have jointly issued new guidelines for assessment and treatment of insomnia and obstructive sleep apnea in military personnel and veterans. Cognitive behavioral therapy for insomnia is the recommended treatment, while positive airway pressure therapy is suggested for sleep apnea.

SourceUniversity of Texas Health Science Center at San Antonio·JournalAnnals of Internal Medicine·DateFeb 17, 2020

Visualizing diffusive dynamics beyond tracking limit with standard optical microscope

Researchers at Tokyo University of Agriculture and Technology developed a new approach to detect crystallization signs without fluorescent labeling or tracking. They used particle image diffusometry to analyze microscopy movie data, revealing the collective motion of molecular clusters before nucleation.

SourceTokyo University of Agriculture and Technology·JournalThe Journal of Physical Chemistry Letters·DateFeb 17, 2020

Memory games: Eating well to remember

A study of 139,000 older Australians found strong links between certain food groups, such as fruit, vegetables, and protein-rich foods, and reduced memory loss and comorbid heart disease. Age-specific dietary guidelines may be necessary to prevent cognitive impairment in older populations.

SourceUniversity of Technology Sydney·JournalInternational Journal of Public Health·DateFeb 17, 2020

Potential drug against antibiotic-resistant bacteria

Researchers developed AB569, a combination of acidified nitrite and disodium ethylenediaminetetraacetic acid, which killed Gram-negative and Gram-positive bacterial pathogens, including Pseudomonas aeruginosa. The agent was found to be nontoxic to human cells at bactericidal concentrations, suggesting a potential therapeutic agent for ...

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateFeb 17, 2020

The dinosaur in the cupboard under the stairs

Researchers discovered that the dinosaur footprints on a cave ceiling were made by two plant-eating dinosaurs that walked bipedally along an ancient lake shore. The discovery was made possible by access to high-resolution photographs and detailed notebooks of the tracks, which had been stored in a Sydney cupboard under the stairs.

SourceUniversity of Queensland·JournalHistorical Biology·DateFeb 16, 2020

Our digital afterlife

Social media pages can become memorials when someone dies, but digital ownership and access are unclear. Faheem Hussain explores these issues in his research, highlighting the need for global solutions to ensure data management is inclusive and secure.

Environmental solutions to go global

A new Australian technology developed by Flinders University and Clean Earth Technologies can absorb pollutants, including mercury and oil spills. The solution uses a polymer made from sulfur and plant oil to capture toxic substances in water, reducing environmental harm.

SourceFlinders University·JournalAdvanced Sustainable Systems·DateFeb 16, 2020

Old Irish 'clachan' found in South Australia

A team of archaeologists has discovered the oldest known Australian example of a communal type of Irish settlement, uncovering a large and vibrant clachan settlement hidden beneath an empty farm paddock. The discovery highlights the sustainable way of life maintained by over 500 Irish migrants who created a community in marginal land.

SourceFlinders University·JournalArchaeological and Anthropological Sciences·DateFeb 16, 2020

Climate change is not the only threat for our plants

A recent study published in PNAS found that fires have a significant impact on plant survival and distribution, often exceeding the effects of climate change. The research highlights the importance of considering other environmental factors, such as human land use practices, in understanding biodiversity.

SourceStockholm University·JournalProceedings of the National Academy of Sciences·DateFeb 15, 2020