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Science News Archive October 2014 - Page 7


Page 7 of 35
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

UCI scientists identify lesion-healing mechanism in psoriasis

A UC Irvine-led study has revealed that a gene called grainyhead triggers a repair pathway for psoriasis lesions. The researchers found that targeting this mechanism may lead to pharmaceutical products that limit the itchy, painful lesions of psoriasis.

SourceUniversity of California - Irvine·JournalJournal of Clinical Investigation·DateOct 27, 2014

Obese youths with leukemia more likely to have persistent disease

Research at Children's Hospital Los Angeles found that obese patients with acute lymphoblastic leukemia are more than twice as likely to have minimal residual disease, a strong predictor of long-term survival and disease recurrence. The study suggests modifying chemotherapy regimens for obese patients may improve outcomes.

SourceChildren's Hospital Los Angeles·JournalBlood·DateOct 27, 2014

Ultrasound guides tongue to pronounce 'r' sounds

A small study found that ultrasound biofeedback was effective in correcting 'r' speech errors when children were allowed to make different shapes with their tongues. The treatment involved using ultrasound images as a guide for tongue manipulation and adjustments to achieve better pronunciation of the sound.

SourceNew York University·DateOct 27, 2014

Where did the Deepwater Horizon oil go? To Davy Jones' Locker at the bottom of the sea

Researchers have discovered the path the remaining 2 million barrels of oil from the 2010 Deepwater Horizon disaster followed to its resting place on the Gulf of Mexico sea floor. The study found that the oil is concentrated in a thin layer at the sea floor, with deposits most extensive to the southwest of the Macondo Well.

SourceU.S. National Science Foundation·JournalProceedings of the National Academy of Sciences·DateOct 27, 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.

Whites of their eyes: Study finds infants respond to social cues from sclera

A study published in the Proceedings of the National Academy of Sciences found that infants at 7 months old can distinguish between fearful and non-fearful eye expressions, indicating an early ability to detect social cues. This suggests that brain processes for automatic eye recognition develop during infancy.

SourceUniversity of Virginia·JournalProceedings of the National Academy of Sciences·DateOct 27, 2014

New prostate cancer screening guideline recommends not using PSA test

The Canadian Task Force on Preventive Health Care recommends against using the PSA test to screen for prostate cancer in most men, citing an increased risk of false positives and overdiagnosis. The guideline aims to balance potential benefits with substantial harms.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateOct 27, 2014

Dysfunctional ketogenesis promotes fatty liver disease in mice

A study in mice reveals that dysfunctional ketogenesis promotes fatty liver disease, characterized by excessive hepatic glucose and lipid production. The findings suggest targeting ketogenesis could be a viable approach to treating NAFLD.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateOct 27, 2014

Using microscopic bugs to save the bees

Scientists at Brigham Young University have developed a natural treatment using phages to protect baby bees from American Foulbrood, a deadly disease that kills off larvae and leads to hive collapse. The researchers identified five phage candidates for honeybee treatment, providing a potential alternative to antibiotics.

SourceBrigham Young University·JournalBMC Genomics·DateOct 27, 2014
Apple iPhone 17 Pro

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

Study: Prompt isolation of symptomatic patients is key to eliminating Ebola

Researchers developed a random transmission model to determine how disease progression and case fatality affect transmission and patient isolation. Isolating the sickest Ebola-infected individuals before they progress into their late phase of illness can effectively eliminate the Ebola epidemic in Liberia.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateOct 27, 2014

UH research focuses on suicide resilience and vulnerability

A new study by University of Houston researchers found that religious beliefs and practices may reduce suicidal thoughts among African-Americans, particularly in cases of racial discrimination. The study suggests that extrinsic religiosity can buffer the negative effects of racism on mental health.

SourceUniversity of Houston·JournalSuicide and Life-Threatening Behavior·DateOct 27, 2014
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Cleveland Clinic research shows gut bacteria byproduct impacts heart failure

A clinical study found that high levels of TMAO, a chemical byproduct of intestinal bacteria digestion, are linked to an increased risk of heart failure and poor long-term prognosis. Patients with low TMAO levels had a lower mortality rate despite advanced heart failure symptoms.

SourceCleveland Clinic·JournalJournal of the American College of Cardiology·DateOct 27, 2014

Moms more likely than dads to check for sugars on nutrition labels

A recent survey conducted by C.S. Mott Children's Hospital found that mothers are more likely than fathers to read nutrition labels when considering food and drink purchases. Nearly half of mothers report checking the labels always or very often for added/total sugars.

SourceMichigan Medicine - University of Michigan·DateOct 27, 2014

Watching the hidden life of materials

Researchers have successfully observed atomic positions and electron distribution during the transformation of vanadium dioxide from a semiconductor to a metal. This achievement marks the first time that experiments can distinguish between atomic-lattice structure changes and electron relocation at ultrafast speeds.

SourceMcGill University·JournalScience·DateOct 27, 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.

Boosting biogasoline production in microbes

Joint Bioenergy Institute researchers improve isopentenol tolerance and production in E.coli, a key step towards cost-effective microbial biofuel production. The study identifies two genes, MetR and MdlB, that improve isopentenol production by 55% and 12%, respectively.

SourceDOE/Lawrence Berkeley National Laboratory·JournalmBio·DateOct 27, 2014

Where did all the oil go?

Researchers at UCSB and WHOI have identified a 1,250-square-mile patch of the deep sea floor where 2-16 percent of the discharged oil was deposited. The oil fell in thin deposits most intensive to the southwest of the Macondo well.

SourceUniversity of California - Santa Barbara·JournalProceedings of the National Academy of Sciences·DateOct 27, 2014

Molecular biologist Muntaser Ibrahim wins C.N.R. Rao Prize

Genetics expert Muntaser Ibrahim's research on human genetic variation and population structure sheds light on disease susceptibility, offering potential insights into novel vaccines. His studies have identified key gene variants that can protect against malaria and other infectious diseases.

SourceTWAS·DateOct 27, 2014

Study gives new view on how cells control what comes in and out

A study by Johns Hopkins researchers reveals that a form of calmodulin plays an active role in opening and closing ion channels, contrary to previous thought. This finding could lead to new treatments for disorders such as cardiac arrhythmias, epilepsy, and Parkinson's disease

SourceJohns Hopkins Medicine·JournalCell·DateOct 27, 2014
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Science searches for signs of dementias

Eight new research projects will explore various techniques for detecting dementia, including microstructure-sensitive MRI and graphene-based biosensors. The projects aim to develop diagnostic tools that can identify biomarkers of dementia at the point of care.

SourceEngineering and Physical Sciences Research Council·DateOct 27, 2014

Newly donated blood reduces complications from heart surgery, study shows

Patients who received newly donated blood had significantly fewer post-operative complications than those who received older blood, according to a Canadian study. The study found that patients given only new blood fared better in terms of re-operation for bleeding, ventilation duration, infection, renal failure, and death.

SourceHeart and Stroke Foundation of Canada·DateOct 27, 2014

In Amazon wars, bands of brothers-in-law

A new study by University of Utah anthropologist Shane Macfarlan challenges the idea that humans naturally fight like chimpanzees. Instead, Yanomamö men form long-term alliances with other villages through marriage and cooperation, which leads to increased social status and benefits.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateOct 27, 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.

First time-lapse images of exploding fireball from a 'nova' star

Astronomers have taken the first time-lapse images of an expanding fireball from a 'nova' star, providing new insights into this rare celestial phenomenon. The data reveal that the fireball expands at a rate faster than previously predicted, engulfing a region comparable to Earth's orbit within a day.

SourceUniversity of Sydney·JournalNature·DateOct 27, 2014

One-third of foster kids returned to their family are abused again

A study by University of Montreal researchers found that 33% of children who were reunited with their families after being placed in foster care were abused or neglected again. The study identified age and the back-and-forth between biological families as significant factors contributing to maltreatment recurrence.

SourceUniversity of Montreal·JournalChildren and Youth Services Review·DateOct 27, 2014
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

NASA sees a 'Zombie' tropical storm kick off Halloween week

Tropical Depression 9 reformed into Tropical Storm Hanna, becoming a 'zombie' storm that brought strong thunderstorms and heavy rainfall to Nicaragua and Honduras. The National Hurricane Center issued a tropical storm warning for the area, predicting life-threatening flash floods and mudslides.

SourceNASA/Goddard Space Flight Center·DateOct 27, 2014

Prostate cancer, kidney disease detected in urine samples on the spot

Researchers have developed a device that can detect markers of kidney disease and prostate cancer in urine samples, offering instant results and potentially higher accuracy. The device uses DNA sequences to latch onto disease markers, allowing for early detection at ultra-low concentrations.

SourceBrigham Young University·JournalAnalytical Methods·DateOct 27, 2014

Diabetes patients report better outcomes with improved physician accessibility

Researchers found that patients who received more accessible primary care had better health-related quality of life and improvements comparable to eliminating early complications of diabetes. Women particularly benefited from doctors being more available, leading to stronger health improvements.

SourceUniversity of Southern California - Health Sciences·JournalJournal of General Internal Medicine·DateOct 27, 2014

Dr. Herbert Pardes receives BBRF's inaugural humanitarian prize

The Brain & Behavior Research Foundation honored Herbert Pardes with its inaugural Humanitarian Prize for his significant contributions to the field of mental health. The prize recognizes Dr. Pardes' tireless work in education, prevention, treatment, and advocacy, as well as his championing of empathic healthcare.

SourceBrain & Behavior Research Foundation·DateOct 27, 2014

A GPS from the chemistry set

A Swiss Federal Laboratories for Materials Science and Technology (EMPA) team has developed a chemical navigation system that uses the Marangoni effect to find the quickest route to a destination. By applying acid and alkaline liquids with dyes, the system creates a color trail that indicates the shortest path.

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalLangmuir·DateOct 27, 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.

Two years after superstorm Sandy: Resilience in 12 neighborhoods

The study reveals that social resources and connections play a critical role in shaping a neighborhood's resilience. Residents who have strong social ties are more likely to report their neighborhood is well-prepared for future disasters, indicating higher confidence in long-term recovery.

SourceNORC at the University of Chicago·DateOct 27, 2014

Hot on the trail of the Asian tiger mosquito

Researchers used landscape genetics to study Ae. albopictus dispersal in the US, finding it traveled by 'jump' dispersal via cars and trucks along highways, with wetlands supporting mosquito growth. The discovery highlights human-aided gene flow's role in accelerating species adaptation.

SourceWashington University in St. Louis·JournalMolecular Ecology·DateOct 27, 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.

Slowing the biological clock

Researchers at Tel Aviv University have discovered a connection between innate immune system genes and ovarian longevity, which could lead to new treatments for fertility issues. Neutralizing the effects of a key protein may slow down egg destruction and improve IVF success rates.

SourceAmerican Friends of Tel Aviv University·JournalProceedings of the National Academy of Sciences·DateOct 27, 2014

How cells know which way to go

Two new studies from Johns Hopkins shed light on how complex cells detect and respond to minute differences in chemical concentrations. Cells use their internal 'skeleton' to influence gradient detection and movement, with implications for development, immune response, wound healing, and cancer metastasis.

SourceJohns Hopkins Medicine·JournalNature Communications·DateOct 27, 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.

Alternative hospital-funding proposal risky says study

A new study by Simon Fraser University researchers suggests that Canada's consideration of activity-based funding for hospitals may lead to a 'sicker and quicker' discharge of patients, increased readmissions to hospital, and strain on post-acute care services. The study concludes that governments should exercise caution before impleme...

SourceSimon Fraser University·JournalPLOS ONE·DateOct 27, 2014

Persuading doctors to quickly adopt new treatments

A study by Northwestern University found that influential colleagues can boost the adoption of new treatments in doctors, with a sweet spot of reminders every five to seven days. The research aimed to accelerate physicians' adoption of new treatments and tests, which can take up to 17 years.

SourceNorthwestern University·JournalPhysical Review X·DateOct 27, 2014

Benefits of thyroid screening unclear

Researchers suggest that asymptomatic individuals may benefit from treatment for thyroid dysfunction to reduce associated health risks. However, the effectiveness of thyroid screening is still unknown, and further studies are needed to inform an updated recommendation.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateOct 27, 2014

Latest bone research abstracts summarized in slides and videos

The International Osteoporosis Foundation has published a succinct slide deck highlighting 60 original scientific abstracts presented at the ASBMR meeting in September 2014. The slide kit provides clinically focused research on various aspects of bone health, including osteoporosis treatment and new strategies.

SourceInternational Osteoporosis Foundation·DateOct 27, 2014
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Future-focused women stand up to global warming with taxes, checkbook

A new study found that future-oriented women are the voting bloc most strongly motivated to invest in reducing global warming. They tend to be more politically liberal, value the environment, believe in global warming, and are willing to pay more to mitigate climate change.

SourceWashington State University·JournalJournal of Environmental Psychology·DateOct 27, 2014

From the mouths of ... young fireballs

Astronomers observed unprecedented nova images that show the expanding thermonuclear fireball is more complicated than predicted. The research collaboration measured the nova on 27 nights over two months using CHARA's high-resolution telescopes, revealing an ellipticity of 13% and a rapid expansion rate of over 600 km/s.

SourceU.S. National Science Foundation·JournalNature·DateOct 27, 2014

'Sticky' ends start synthetic collagen growth

Researchers at Rice University have made significant breakthroughs in the study of synthetic collagen fibers, demonstrating how they self-assemble through their sticky ends. The discovery could lead to improved synthetic collagens for tissue engineering and cosmetic medicine.

SourceRice University·JournalJournal of the American Chemical Society·DateOct 27, 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.

Study finds knowledge poor about stroke in Uganda

A study published in International Scholarly Research Notices (ISRN) Stroke found that overall knowledge about stroke in Uganda is poor. Researchers surveyed 1,600 residents and discovered three-quarters were unaware of stroke risk factors and warning signs, or recognized the brain as the affected organ.

SourceUniversity Hospitals Cleveland Medical Center·JournalISRN Stroke·DateOct 27, 2014