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Science News Archive 2014 - Page 34


Page 34 of 376

Update on new treatments for liver diseases

Two new treatments for liver diseases are being explored. A probiotic, VSL#3, has been shown to improve liver function and reduce the risk of hospitalization in patients with cirrhosis. Meanwhile, a fatty acid conjugate called Aramchol has been found to significantly reduce liver fat content in patients with nonalcoholic fatty liver di...

SourceAmerican Gastroenterological Association·JournalGASTROENTEROLOGY·DateNov 21, 2014
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

New tool displays West Coast ocean acidification data

A new tool provides real-time ocean chemistry data along the West Coast, helping scientists understand changes in water chemistry and aid the shellfish industry. The IOOS Pacific Region Oean Acidification Data Portal offers valuable insights for adapting to ocean acidification.

SourceUniversity of Washington·DateNov 21, 2014

Researchers get $1.25 million to advance carbon storage

Clemson University researchers are developing new instruments to measure ultra-high-resolution strain movements in underground CO2 storage sites. The goal is to improve the ability to monitor and safeguard geologic carbon storage, making it cheaper and safer.

SourceClemson University·DateNov 21, 2014

Researchers discover natural resistance gene against spruce budworm

Researchers have identified a natural resistance gene in white spruce trees that makes them resistant to the devastating spruce budworm. The gene, betaglucosidase-1, produces compounds toxic to the caterpillar, potentially allowing for replanting of forests affected by the pest.

SourceUniversité Laval·JournalThe Plant Journal·DateNov 21, 2014

Theater arts research offers insight for designers, builders of robots

Researchers at the University of Texas at Arlington are exploring ways to create more human-like interactions between humans and robots. Julienne Greer, a theatre arts lecturer, is using her expertise in performance technique method acting to inform the design of robots like Pepper, which can understand and respond to human emotions.

SourceUniversity of Texas at Arlington·DateNov 21, 2014
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Researchers study impact of power prosthetic failures on amputees

New research examines the effects of powered prosthetic leg errors on users, revealing some mistakes are insignificant, while others can cause noticeable instability. The team aims to improve decoding accuracy and minimize mechanical work changes to create more reliable prostheses.

SourceNorth Carolina State University·JournalIEEE Transactions on Neural Systems and Rehabilitation Engineering·DateNov 21, 2014

Study finds that rejecting unsuitable suitors is easier said than done

A study found that people tend to accept dates from unattractive partners when faced with a potential date, rather than rejecting them due to concerns about hurting the other person's feelings. This bias was observed even when participants knew they would not meet in person, suggesting that social consideration can influence dating dec...

SourceUniversity of Toronto·JournalPsychological Science·DateNov 21, 2014

How the hummingbird achieves its aerobatic feats

A new simulation demonstrates that hummingbirds generate lift and thrust using unsteady airflow mechanisms, creating invisible vortices of air. This unique approach sets them apart from larger birds and is more closely aligned with insect flight.

SourceVanderbilt University·JournalJournal of The Royal Society Interface·DateNov 21, 2014
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Trouble with your boss? Own it

A recent study by Michigan State University found that employee motivation increases when workers and their supervisors share similar views on the quality of their relationship, even if the relationship is poor. This discovery suggests that being honest about one's feelings can lead to better work engagement and performance.

SourceMichigan State University·JournalAcademy of Management Journal·DateNov 21, 2014

Vermicompost leachate improves tomato seedling growth

Vermicompost leachate enhances tomato seedling growth in temperature and water-stress conditions. Regular supply of VCL improves morphological characters, including leaf area and shoot/root biomass.

SourceAmerican Society for Horticultural Science·JournalHortScience·DateNov 21, 2014

Developing a noninvasive test for endometriosis

Researchers at UCSF have identified patterns of genetic activity that can be used to diagnose endometriosis and its severity, offering a less invasive alternative to surgery. The test uses machine learning to analyze gene expression patterns in uterine lining cells.

SourceUniversity of California - San Francisco·JournalEndocrinology·DateNov 21, 2014
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

For important tumor-suppressing protein, context is key

Researchers mapped p53 binding sites in human cancer and normal cells, finding the protein binds selectively to repeat sequences in cancer cells. This suggests p53's role in maintaining genomic stability and tumor suppression is context-dependent.

SourceDOE/Lawrence Berkeley National Laboratory·JournalPLOS ONE·DateNov 21, 2014

Obesity-attributable absenteeism among US workers costs the nation more than $8 billion annually

A study by Columbia University's Mailman School of Public Health estimates that obesity-attributable absenteeism among US workers costs the nation more than $8 billion annually, with state-level costs ranging from $14.4 million in Wisconsin to $907 million in California.

SourceColumbia University's Mailman School of Public Health·JournalJournal of Occupational and Environmental Medicine·DateNov 21, 2014

More genetic clues found in a severe food allergy

Researchers have found four novel loci associated with eosinophilic esophagitis, a severe food allergy. The study suggests that genetic factors play key roles in the disease and may offer attractive targets for therapy. Understanding these biological networks could lead to tailored approaches for treatment.

SourceChildren's Hospital of Philadelphia·JournalNature Communications·DateNov 21, 2014

Possibilities for personalized vaccines revealed at ESMO symposium

Researchers have made breakthroughs in personalized vaccine technology for all types of cancer, using genes expressed in tumors to create tailored vaccines. The approach has shown promise in improving biological responses and disease control.

SourceEuropean Society for Medical Oncology·JournalAnnals of Oncology·DateNov 21, 2014
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Polyethylene mulch, glazing create optimal conditions for soil solarization

Researchers found that using clear polyethylene mulch on well-irrigated beds under high tunnel glazing can achieve significant disinfestation of soil pathogens and pests within less than one week. This method requires a combination of daily solar radiation, high temperatures, and low relative humidity.

SourceAmerican Society for Horticultural Science·JournalHortScience·DateNov 21, 2014

New terahertz device could strengthen security

Researchers at Northwestern University developed a compact terahertz radiation source that operates at room temperature, offering improved security detection capabilities. The device has a wide frequency coverage and can detect explosives, chemical agents, and biological substances from safe distances.

SourceNorthwestern University·JournalApplied Physics Letters·DateNov 21, 2014

Immune checkpoint inhibitors may work in brain cancers

Research shows that brain metastases have dense concentrations of tumour infiltrating lymphocytes, providing an immunoactive environment. High expression of PDL1 is common in both glioblastoma and brain metastases, making immune checkpoint inhibitors a promising treatment option.

SourceEuropean Society for Medical Oncology·JournalAnnals of Oncology·DateNov 21, 2014

Novel regulatory mechanism for cell division found

A study by MD Anderson Cancer Center researchers found that the enzyme PKM2 controls cell division, promoting tumor cell proliferation. PKM2's role in regulating cytokinesis was also identified as crucial for brain tumor development and malignant tumor progression.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature Communications·DateNov 21, 2014
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Economic burden of prediabetes up 74 percent over five years

A new study reveals a 48% increase in direct and indirect costs associated with diabetes over five years, with prediabetes costs rising 74% and undiagnosed diabetes costs increasing 82%. The growing burden of prediabetes highlights the need for prevention and early intervention.

SourceAmerican Diabetes Association·JournalDiabetes Care·DateNov 20, 2014

When vaccines are imperfect

Researchers analyzed vaccine failures and found that leaky vaccines lead to higher infection rates in the long run. The study also showed that all-or-nothing and waning vaccines have distinct dynamics following mass vaccination, providing an alternative explanation for disease resurgence.

SourceSociety for Industrial and Applied Mathematics·JournalSIAM Journal on Applied Mathematics·DateNov 20, 2014
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Cost of meeting basic needs rising faster than wages in Washington state

A new report from the University of Washington shows that Washington families must spend 46% more on average to make ends meet today than 13 years ago. The Self-Sufficiency Standard for Washington State 2014 found that median wages increased just 21 percent during that time, while costs jumped as much as 72 percent.

SourceUniversity of Washington·DateNov 20, 2014

Longer work hours for moms mean less sleep, higher BMIs for preschoolers

A new study found that mothers working full-time are more likely to have preschoolers who get less sleep and are overweight. The researchers followed 247 mother-child pairs and found that children whose mothers worked full-time had higher BMIs at the end of the study period.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalSleep Medicine·DateNov 20, 2014

Oat oil preparation makes you feel fuller

A new study from Lund University reveals a special oat oil preparation can produce greater satiety, leading to reduced energy intake. The unique composition of the oat oil, featuring polar fats, delays fat breakdown and stimulates the release of three key satiety hormones.

SourceLund University·JournalFood & Nutrition Research·DateNov 20, 2014

UH cancer study receives $1.5 million grant from NIH

A $1.5 million NIH grant will fund a five-year study assessing the effectiveness of a culturally sensitive social support group, Joy Luck Academy, among Chinese-American breast cancer survivors. The study aims to improve quality of life, reduce depressive symptoms, and stress.

SourceUniversity of Houston·DateNov 20, 2014
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Permafrost soil: Possible source of abrupt rise in greenhouse gases at end of last Ice Age

Researchers found that thawing Arctic permafrost soil may have released large amounts of carbon dioxide and other greenhouse gases into the atmosphere around 14,600 years ago. The study suggests that this process could have amplified initial warming through positive feedback, similar to current effects of permafrost thawing in Siberia.

SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·JournalNature Communications·DateNov 20, 2014

Quantum mechanical calculations reveal the hidden states of enzyme active sites

Researchers at Princeton University have directly observed the electronic states of iron-sulfur clusters in enzymes, revealing an order of magnitude more accessible states than previously reported. This discovery presents many different chemical possibilities and could explain the ubiquity of these clusters in biological processes.

SourcePrinceton University·JournalNature Chemistry·DateNov 20, 2014

Effectiveness of campaigns addressing violence against women and girls examined

Research examines programs aimed at reducing gender-based violence worldwide and finds community-based initiatives with men and women's involvement are the most effective in preventing violence. The study also highlights the importance of a two-pronged approach to address both prevention and response to reduce pandemic levels of violence.

SourceGeorge Washington University·JournalThe Lancet·DateNov 20, 2014
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Staying ahead of the game: Pre-empting flu evolution may make for better vaccines

A team of researchers has discovered that 'back boosting' the immune system by pre-emptively vaccinating against likely future strains of the influenza virus can significantly improve vaccine effectiveness. This approach would allow for more targeted and effective vaccination campaigns, potentially saving millions of lives worldwide.

SourceUniversity of Cambridge·JournalScience·DateNov 20, 2014

It's filamentary: How galaxies evolve in the cosmic web

Researchers propose that filaments in the cosmic web played a critical role in the evolution of galaxies in the distant universe. Galaxies residing in these filaments have a higher chance of actively forming stars, with a process known as 'pre-processing' accelerating their evolution.

SourceUniversity of California - Riverside·DateNov 20, 2014
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Imagination, reality flow in opposite directions in the brain

Researchers at the University of Wisconsin-Madison have tracked electrical activity in brains during imagination and reality, revealing opposite directions of information flow. During imagination, signals move from the parietal lobe to the occipital lobe, while in reality, they flow in the opposite direction.

SourceUniversity of Wisconsin-Madison·JournalNeuroImage·DateNov 20, 2014

How fallopian tubes carry eggs unidirectionally

A recent study has clarified how proteins influence the direction of egg transportation in the fallopian tube, a crucial component of the reproductive system. Researchers found that protein Celsr1 is essential for proper transportation by controlling cell shape and ciliary movement.

SourceNational Institutes of Natural Sciences·JournalDevelopment·DateNov 20, 2014
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

The cellular origin of fibrosis

Researchers at Harvard University have identified a rare population of stem cells that give rise to fibrosis, a condition characterized by the buildup of scar tissue in organs. The study suggests that targeting these stem cells could lead to therapeutic breakthroughs for conditions such as diabetes, lung disease, and high blood pressure.

SourceHarvard University·JournalCell Stem Cell·DateNov 20, 2014

Revealing political partisanship a bad idea on resumes

A Duke University study found that job candidates who share the minority partisan view of voters in a geographic district are less likely to receive a callback than those with neutral resumes. Employers appear not to favor majority-partisan views. The study suggests partisanship may play a role in hiring, but further research is needed.

SourceDuke University·JournalPolitical Behavior·DateNov 20, 2014
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Serotonin's early role in the assembly of brain circuits

Research shows that serotonin's early regulation is vital for brain circuit formation, particularly in inhibitory interneurons. Dysregulation of this system can lead to psychiatric problems, highlighting the importance of understanding its role in brain development.

SourceUniversité de Genève·JournalNature Communications·DateNov 20, 2014

The American athletics track is still a man's world

Research by Emily Kaskan and Ivy Ho highlights how American female athletes are objectified and stereotyped in media coverage, influencing their self-esteem and athleticism. The study shows that these microaggressions can lead to psychological stress, impacting hormonal, immune, and cardiovascular systems.

SourceSpringer·JournalSex Roles·DateNov 20, 2014
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Fat a culprit in fibrotic lung damage

Researchers discovered that excess lipids in the lungs trigger an inflammatory response, leading to scarring and pulmonary fibrosis. The team's findings suggest a new direction for developing novel therapies by targeting lipid handling in the lungs.

SourceThomas Jefferson University·JournalAmerican Journal of Respiratory Cell and Molecular Biology·DateNov 20, 2014

A path to brighter images and more efficient LCD displays

University of Utah engineers developed a polarizing filter that transmits more light, enabling longer battery life in mobile devices and improved low-light photography. The new technology allows for increased energy efficiency and can pass through up to 74% of light.

SourceUniversity of Utah·JournalOptica·DateNov 20, 2014