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Science News Archive 2010


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.

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.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

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.

Georgia Tech keeps high performance computing sights set on exascale at SC10

The Georgia Institute of Technology is driving innovation in high-performance computing with research initiatives focused on sustainability, reliability, and massive data computation. The Keeneland project, led by Jeffrey Vetter, aims to deploy a heterogeneous computing system for energy-efficient performance.

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.

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.

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...

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.

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.

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.

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.

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.

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.

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.

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.

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.

Apple iPhone 17 Pro

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

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.

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.

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.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

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...

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.

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.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

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.

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.

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.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

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.