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Science News Archive 2010 - Page 38


Page 38 of 283

Study links a couple's numeracy skills with greater family wealth

A new study of married couples in the US found that those who score well on a simple test of numeracy ability accumulate more wealth by middle age. Couples where both spouses answered three numeracy-related questions correctly averaged $1.7 million in household wealth, compared to $200,000 for those with poor numeracy skills.

SourceRAND Corporation·DateNov 10, 2010

Researchers unlock how key drug kills tropical parasites

Scientists have discovered how ivermectin kills parasitic worms that cause river blindness and elephantiasis, enabling the development of new treatment avenues. The drug works by blocking parasite secretions, allowing the host's immune system to attack and kill the parasites.

SourceMichigan State University·JournalProceedings of the National Academy of Sciences·DateNov 10, 2010
Apple iPhone 17 Pro

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

Primordial dry ice fuels comet jets

Scientists from the University of Maryland's EPOXI mission have discovered that dry ice is the 'jet' fuel for comets, including Hartley 2. The discovery reveals that solar heating of subsurface frozen carbon dioxide is powering the comet's jets, which are rich in CO2 gas and particles of dust and ice.

SourceUniversity of Maryland·DateNov 10, 2010

APHA 2010: College days -- more sedentary days

College students experience a gradual decrease in moderate and vigorous physical activity as they progress through their studies, resulting in increased body mass index and weight. The transition period can lead to weight gain, emphasizing the importance of colleges providing programs and choices to support healthy lifestyle changes.

SourceIndiana University·DateNov 10, 2010
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.

Looking for wireless? Try a local farm

Researchers at Texas A&M AgriLife Research are developing wireless sensing networks to monitor field conditions in rice and cotton production. The systems use sensors to track temperature, soil moisture, and fiber quality, enabling farmers to make data-driven decisions. This technology has the potential to improve crop management, incr...

SourceTexas A&M AgriLife Communications·JournalComputers and Electronics in Agriculture·DateNov 10, 2010

Mid-life cholesterol levels not linked to Alzheimer's disease

A new study suggests that mid-life cholesterol levels may not be linked to the development of Alzheimer's disease, but large decreases in cholesterol in old age could be a better predictor. After 32 years, women with the greatest decline in cholesterol were more than twice as likely to develop dementia.

SourceAmerican Academy of Neurology·JournalNeurology·DateNov 10, 2010

Synapses recycle proteins for the release of neurotransmitters

Researchers at Max Planck Institute develop new method to measure synaptic vesicle priming, revealing SNAPs play crucial role in recycling SNARE complexes. Disruption of this process can lead to communication breakdown and vital processes like sight or sound detection being impaired.

SourceMax-Planck-Gesellschaft·JournalNeuron·DateNov 10, 2010
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.

Researchers discover key mutation in acute myeloid leukemia

Researchers discovered a key mutation in the DNA methyltransferase 3A gene that affects AML treatment prognosis, leading to significantly shorter survival times for patients with the mutation. The study's findings suggest that treating patients with this mutation aggressively may improve their outcomes.

SourceNIH/National Human Genome Research Institute·JournalNew England Journal of Medicine·DateNov 10, 2010

Team colors on cans change perceptions of alcohol risks, MU study finds

Researchers found that students who viewed images of beer cans in university colors believed drinking beer was less dangerous. The study suggests that marketing strategies can alter drinkers' perceptions of alcohol's potential risks at an unconscious level.

SourceUniversity of Missouri-Columbia·JournalJournal of Experimental Social Psychology·DateNov 10, 2010

Putting the spotlight on membranous nephropathy

The Halpin Foundation-ASN Research Grant has enabled researchers to study the PCP pathway's role in regulating podocyte architecture and nephrin organization. This finding establishes a mechanism for the regulation of foot processes in membranous nephropathy.

SourceAmerican Society of Nephrology·DateNov 10, 2010

University of Minnesota leads team in discovery of novel type of magnetic wave

A team led by University of Minnesota physicists has discovered a new type of magnetic wave involving oxygen atoms, which could improve superconducting electric wires used in national electrical grids. The breakthrough sheds new light on the phenomenon of high-temperature superconductivity in complex copper-oxides.

SourceUniversity of Minnesota·JournalNature·DateNov 10, 2010

New risk factor for developing breast cancer

A new risk factor for developing breast cancer has been identified as a DNA methylation modification to the BRCA1 gene, which inactivates its protective function. This epimutation is present in the blood of some women with breast cancer and appears not to be inherited.

SourceUniversity of Melbourne·JournalCancer Prevention Research·DateNov 10, 2010
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.

Research provides new leads in the case against drug-resistant biofilms

Researchers at Brown University have discovered a couple of prime suspect genes, MqsR and MqsA, that control the formation of biofilms by regulating persister cell growth. The investigation provides a new avenue for developing novel sets of antibiotics targeting these proteins.

SourceBrown University·JournalJournal of Biological Chemistry·DateNov 10, 2010

New indicator found for rapidly progressing form of deadly lung disease

A new indicator, TLR9 receptor, has been found to mark rapidly progressing idiopathic pulmonary fibrosis, potentially leading to new treatments. Researchers identified the receptor in patients' lungs and showed its role in fibrotic tissue growth using human cells and mice.

SourceMichigan Medicine - University of Michigan·JournalScience Translational Medicine·DateNov 10, 2010

NEWMEDS announces new drug database

The NEWMEDS collaboration has pooled resources to create the single largest database of clinical trial data ever amassed in psychiatric research. The database combines data from 23,401 anonymized patients from 67 trials on 11 compounds in over 25 countries.

SourceKing's College London·DateNov 10, 2010

DNA repair protein caught in act of molecular theft

Researchers trap and observe intermediate stage of DNA repair protein Al McBiotically theft, a process that regulates health conditions such as obesity, cancer, and diabetes. The study provides new insights into how proteins chemically alter biological molecules via oxidative demethylation.

SourceUniversity of Chicago·JournalNature·DateNov 10, 2010
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.

Multiple fathers prevalent in Amazonian cultures

Researchers found that up to 53 out of 128 studied societies believe in the principle of multiple paternity. Women benefit from this system as secondary fathers provide gifts and support, increasing child survival rates. Men also gain by formalizing alliances through shared wives, strengthening family bonds.

SourceUniversity of Missouri-Columbia·JournalProceedings of the National Academy of Sciences·DateNov 10, 2010

Improving safety and quality of organic leafy greens

The University of Arizona is receiving $2.9 million to improve the safety and post-harvest quality of field-grown organic leafy greens. Researchers will test edible films, compost teas, and irrigation water for bacterial contamination, aiming to provide safer products for consumers while increasing profitability for growers.

SourceUniversity of Arizona·DateNov 10, 2010
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

CWRU nurse researcher finds prescribed bed rest has down side for pregnant women

A comprehensive review of 70 research articles finds that prescribed bed rest may have negative effects on pregnant women's physical and emotional health. The study suggests that hospital stays deny women the opportunity to rest in a comfortable environment, potentially leading to depression and post-traumatic shock disorder.

SourceCase Western Reserve University·JournalBiological Research For Nursing·DateNov 10, 2010

Combined approach including taxing unhealthy foods, restricting food advertising and better labeling are among most cost-effective ways to reduce obesity in nations of all incomes

A combined approach of taxing unhealthy foods, restricting food advertising, and improving labeling is cost-effective in reducing obesity in all nations. Implementing such measures would add nearly 7 million life years to the population's health expectancy.

SourceThe Lancet_DELETED·JournalThe Lancet·DateNov 10, 2010

Cassini's CIRS reveals Saturn is on a cosmic dimmer switch

Saturn's southern hemisphere emits more energy than its northern one, with variations seen in the planet's seasons and years. The Cassini CIRS instrument reveals Saturn is not losing power evenly, providing a new understanding of the planet's internal heat source.

SourceNASA/Goddard Space Flight Center·DateNov 10, 2010

New research from Psychological Science

Researchers discovered that when a person's personality matches the prevalent personalities of others in a culture, it enhances positive effects on self-esteem and well-being. Additionally, social threats induce bodily freeze-like behavior in humans, while cultural differences in spatial representations affect time perception.

SourceAssociation for Psychological Science·JournalPsychological Science·DateNov 10, 2010
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Undergraduates' low-cost ultrasound system wins Gates Foundation grant

A team of University of Washington undergraduate students has developed a low-cost ultrasound system that uses a modular design and off-the-shelf parts. The system aims to improve access to maternal healthcare in developing countries, where an estimated 1,000 women die each day from childbirth-related mortality.

SourceUniversity of Washington·DateNov 9, 2010

Menopausal hormone therapy may increase risk of ovarian cancer

A study analyzing European Prospective Investigation into Cancer and Nutrition data found that current hormone therapy use increases the risk of ovarian cancer by 29%. The risk did not differ by type or duration of hormone therapy, suggesting a potential long-term hazard.

SourceAmerican Association for Cancer Research·DateNov 9, 2010

Novel metamaterial vastly improves quality of ultrasound imaging

Researchers have developed a three-dimensional metamaterial that captures evanescent sound waves, allowing for super-resolution acoustic imaging. The device, mounted on an ultrasound probe, can resolve image features as small as one-fiftieth of the wavelength of the sound waves.

SourceUniversity of California - Berkeley·JournalNature Physics·DateNov 9, 2010

Cooling may benefit children after cardiac arrest

A large-scale multicenter study is evaluating the effectiveness of therapeutic hypothermia in extending survival and reducing brain injury in infants and children after cardiac arrest. The treatment has shown promise in adult cardiac arrest patients and newborns, but its use in pediatric cases is still untested.

SourceNewYork-Presbyterian·DateNov 9, 2010
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.

New way of detecting concealed radioactive material

University of Maryland researchers developed a scheme to detect concealed radioactive material without searching containers one by one. The concept uses gamma-ray emission from the material ionizing the surrounding air, facilitated by high-power, coherent terahertz or infrared radiation.

SourceAmerican Institute of Physics·JournalJournal of Applied Physics·DateNov 9, 2010

Recommendation letters may be costing women jobs, promotions

A study at Rice University found that female candidates are described in more communal terms, which can negatively impact their hiring chances. The researchers suggest that traditional gender schemas contribute to these biases, highlighting the need for increased awareness of subtle discrimination in academia and management roles.

SourceRice University·JournalJournal of Applied Psychology·DateNov 9, 2010

Rogue gene hijacks stem cells to jumpstart human cancer

Researchers identify FOXM1 as a key player in initiating human cancer by exploiting the self-renewal property of stem cells, leading to excessive cell growth and pre-cancerous conditions. The study aims to translate these findings into molecular diagnostic tests and anti-tumour drugs.

SourceQueen Mary University of London·JournalCancer Research·DateNov 9, 2010

New assessment tool helps shed light on lupus in kids worldwide

A new assessment tool, SMILEY, helps shed light on the quality of life of children with lupus around the world. The study found that parents and children perceive the disease differently, with Asian countries reporting a better quality of life than Europe or South America.

SourceHospital for Special Surgery·DateNov 9, 2010
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.

Text messaging improves health of Kenyans with HIV: UBC researcher

A new study finds that weekly SMS check-ins increase the likelihood of patients with HIV having undetectable viral loads, leading to better health outcomes and reduced transmission. The text-message support system showed a 12% increase in undetectable levels among participants.

SourceUniversity of British Columbia·JournalThe Lancet·DateNov 9, 2010

Quantum computers a step closer to reality thanks to new finding

Researchers have discovered a way to correct for errors in quantum computers, allowing them to work with a quarter of faulty or missing qubits. The findings bring scientists one step closer to designing and building real-life quantum computing systems that could revolutionize fields like drug design and code-breaking.

SourceImperial College London·JournalPhysical Review Letters·DateNov 9, 2010

New NIH data show gains in COPD awareness

The number of aware COPD cases increased from 65% in 2008 to 69% in 2010, with smokers and nonsmokers showing significant gains. Despite progress, up to 30% of Americans are still unaware of the disease, which claims over 120,000 lives annually.

SourceNIH/National Heart, Lung and Blood Institute·DateNov 9, 2010

Softening crystals without heat: Using terahertz pulses to manipulate molecular networks

Researchers at Kyoto University have successfully developed a method using terahertz pulses to manipulate molecular networks in crystalline form. This technique softens crystals without raising temperatures, allowing for potential advances in chemical synthesis and pharmaceutical refinement.

SourceInstitute for Integrated Cell-Material Sciences, Kyoto University·JournalPhysical Review Letters·DateNov 9, 2010
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.

New research finds number talk is important before preschool

Frequent parent-child interactions about numbers are crucial for developing young children's mathematical knowledge. Research shows that high-frequency number talk by parents predicts better performance on standardized tests. Encouraging parents to engage in effective number-talk with their children may positively impact school achieve...

SourceU.S. National Science Foundation·JournalDevelopmental Psychology·DateNov 9, 2010

Ecologists get fish eye view of sexual signals

Researchers developed a model to mimic the stickleback's visual system, allowing them to determine what 'colors' the fish see. The results show that females can assess the quantity of carotenoids in males' signals, which is linked to his parenting ability.

SourceWiley·JournalFunctional Ecology·DateNov 9, 2010

Views on health disparities fueled largely by political ideology

A new study by Michigan State University sociologist Harry Perlstadt finds that political ideology plays a larger role in shaping public perception of health disparities than previously thought. The research highlights the importance of understanding how the public perceives health disparities to inform health care reform strategies.

SourceMichigan State University·DateNov 9, 2010
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.

How the dragon got its 'snap'

Researchers use snapdragon flower as model to study genetic and chemical cues that shape biological structures, revealing key role of genes in controlling cell growth and orientation. The study also suggests evolutionary tinkering played a role in shaping complex forms.

SourceNorwich BioScience Institutes·JournalPLOS Biology·DateNov 9, 2010

A love game: Fish courtship more complex than thought

Researchers at Monash University discovered that male Australian desert goby fish are strategic in their courtship, adapting to the frequency of female encounters. When females are scarce, males become less discriminating and court any female they find, regardless of size.

SourceMonash University·JournalBehavioral Ecology and Sociobiology·DateNov 9, 2010

Hyper-texting and hyper-networking pose new health risks for teens

A study presented at the American Public Health Association's annual meeting found that excessive texting among teens is linked to poor health behaviors. Hyper-texting, defined as texting over 120 messages per day, was associated with a 40% higher risk of trying cigarettes and a 90% higher risk of having multiple sexual partners.

SourceCase Western Reserve University·DateNov 9, 2010
Meta Quest 3 512GB

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

UCLA researchers identify molecular program for brain repair following stroke

Researchers at UCLA have identified a molecular program that drives brain cell connections after stroke, activating genes to form new connections. The program differs between young and aged adults, with older brains slowing down recovery through simultaneous activation of repair and collapse genes.

SourceUniversity of California - Los Angeles·JournalNature Neuroscience·DateNov 9, 2010

BGI researchers sequenced the human methylome at single base-pair resolution

The study sequenced the human methylome from peripheral blood mononuclear cells, identifying allele-specific methylation differences associated with gene expression. The findings suggest that parental gene imprinting may be more common than previously thought, with implications for understanding human health and disease.

SourcePLOS·JournalPLOS Biology·DateNov 9, 2010