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Science News Archive 2010


Page 90 of 283

Program to improve palliative care falls short of hopes

A recent study published by the American Thoracic Society found that an intervention designed to improve palliative care in ICU settings was ineffective in improving family satisfaction after a loved one's death. The program aimed to enhance communication between doctors, nurses, and families but failed to make a significant impact.

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.

Tracking triclosan's field footprint

Researchers found that fertilizing soils with biosolids introduces triclosan into the environment, with levels averaging 15.5 milligrams per kilogram in treated biosolids. Biological degradation of triclosans resulted in significant loss after 7-9 months, with up to 96% removal after 16 months.

Untiring dedication to solar energy

Prof. Dr. Hans-Werner Schock received the prestigious Becquerel Prize for his outstanding work in solar energy technology, particularly in developing efficient thin-film solar cells. His research has led to significant advancements in solar cell efficiency and material combinations, paving the way for a more sustainable energy future.

Mental health leaves most costly disability to Canadian employers

A study by CAMH found that mental health leave costs employers nearly twice as much as physical illness leaves, with an average cost of $18,000 per employee. Implementing workplace interventions and support programs can help reduce disability costs and promote a healthy workforce.

Flying fish glide as well as birds

A study published in The Journal of Experimental Biology found that flying fish can glide better than insects and as well as birds like petrels. The research revealed that the fish's lift-to-drag ratio increased when gliding near the surface, allowing them to cover longer distances.

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.

Many roads lead to superconductivity

Researchers at Helmholtz-Zentrum Berlin (HZB) have discovered a universal magnetic signature among all iron-based superconductors. Despite differences in magnetism, these materials display the same magnetic resonance signal as their parent compounds, hinting at a new understanding of how superconductivity arises.

A smart use for wisdom teeth: Making stem cells

A new study reveals that mesenchymal stromal cells from wisdom teeth can be reprogrammed into stem cells, offering a potential source of treatment for patients. The cells displayed varying degrees of robustness and proliferated up to 100 times more efficiently than typical skin-cell-derived iPS cells.

Misfolded neural proteins linked to autism disorders

Researchers at UC San Diego identified misfolding of neuroligin-3 due to gene mutations, leading to trafficking deficiencies and abnormal neuron communications. The findings advance understanding of autism causes and may offer new drug therapies.

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.

Drug holds promise to halt debilitating condition of diabetes

Researchers at the University of Kansas have developed a drug that can stop and reverse diabetic peripheral neuropathy, a debilitating condition leading to nerve death and amputations. The compound, KU-32, has been shown to inhibit molecular chaperones and restore sensory neuron function.

Ansello wins AGHE's Tibbitts Award

Edward F. Ansello, PhD, receives AGHE's Tibbitts Award for his over 30-year commitment to advancing gerontology as a field of study in institutions of higher education. The award honors individuals who have made significant contributions to the advancement of gerontology.

Graphene may hold key to speeding up DNA sequencing

Researchers at Harvard University have demonstrated that graphene can act as an artificial membrane separating two liquid reservoirs, enabling the measurement of ion exchange and the detection of single molecules of DNA. The graphene membrane's atomic thickness makes it a novel electrical device with potential applications in chemical ...

Apple iPhone 17 Pro

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

LiXEdrom: Innovative measuring chamber for X-ray study of liquid jets

Researchers at Helmholtz Association have developed a unique X-ray measuring chamber, LiXEdrom, which enables the study of liquids without membrane distortion. This breakthrough allows for precise information about material structure and has significant implications for protein studies.

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.

Sizing up stockpiles of children's vaccines

Researchers developed a mathematical framework to optimize vaccine stockpile levels, balancing objectives such as minimizing shortages, maintaining coverage, and reducing costs. The model demonstrates that one-size-fits-all approach may not work, and optimal stockpiles depend on disease importance and initial conditions.

Climate change education partnership program is launched

The NSF Climate Change Education Partnership aims to increase public understanding of global climate change by connecting climate scientists, experts in learning theory, and education professionals. The program will develop innovative approaches to teaching climate science and disseminate accurate educational resources.

Shenk wins AGHE's Friedsam Award

Dena Shenk, PhD, of the University of North Carolina at Charlotte has been awarded AGHE's Friedsam Mentorship Award for her contributions to gerontological education through outstanding mentorship. She is a cultural anthropologist focusing on aging cross-culturally and director of UNC Charlotte's Gerontology Program.

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.

IV drips can be left in place

A randomized controlled trial found that routine resite of IV devices every 3 days did not reduce complications compared to clinically indicated resite. In fact, it increased patient discomfort and healthcare costs.

Where does granite come from?

A new Special Paper documents the latest research on granite origins, covering historical context, current evolution, and global perspectives. Key findings highlight the diversity of granite-related research and its ongoing thrust.

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.

A tectonic zip

The February earthquake in Concepción, Chile, followed a predictable pattern of stress accumulation, correlating highly with GPS observations. This study offers an optimistic perspective on the predictability of earthquake magnitudes and fracture patterns, reducing the likelihood of future tremors in the region.

There is more to motor imagery than mental simulation

Researchers found that stroke patients with severe motor impairments used alternative mental strategies to complete tasks, suggesting a more complex phenomenon than previously thought. The study suggests that motor imagery may be a key factor in creative problem-solving and innovation.

Phoenix Mars Lander finds surprises about red planet's watery past

Measurements by NASA's Phoenix Mars Lander suggest that liquid water has primarily existed at temperatures near freezing on Mars, implying hydrothermal systems similar to Earth's hot springs are rare. The findings provide new light on Mars' history of water and volcanic activity.

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.

Bionic speech recognition

Researchers developed a hybrid approach combining bionic wavelet transform and recurrent neural network for improved speech enhancement. The method showed significant noise reduction without compromising intelligibility, achieving a 12 dB increase in signal-to-noise ratio.

BU partners in 5-year, $7.5M grant to study animal flight

The Office of Naval Research has awarded a $7.5M grant to Boston University to develop unmanned aircraft inspired by the flight mechanics of bats, birds, and insects. The project will investigate biological capabilities for agile flight and integrate engineering design with biological studies.

Health reform fails the disadvantaged

A new study finds that US government health reforms have improved insurance coverage and reduced financial barriers to care, but failed to address disparities in access to care and self-rated health. The research suggests that health reform policies should focus on broader social determinants of health to advance health equity.

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.

AGU journal highlights

Scientists are studying how landmass shape affects Arctic sea ice extent, estimating rainfall interception in rainforests, and measuring mountain building rates. Landmass geometry influences Arctic sea ice growth, while forest canopy evaporation accounts for significant water resources loss. Researchers also investigate fault zone resp...

Main climate threat from CO2 sources yet to be built

Scientists warn that avoiding dangerous climate change requires steep cuts in carbon dioxide emissions from power plants, cars, and other devices. New research suggests that existing infrastructure is less of a threat to climate than expected, but building the right low-carbon energy technologies now is crucial.

Renewable energy needs more community power

A recent analysis of wind farm applications in England reveals that rejection is often linked to high political engagement and life expectancy. This trend encourages commercial developers to focus on remote or deprived communities, exacerbating economic fragility.

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.

Child's 'mental number line' affects memory for numbers

A new study published in Psychological Science found that children who have a more linear mental number line are better at remembering numbers. This was true for preschoolers and elementary school children alike, with the ability to estimate the sizes of numbers influencing exact recall.

Improvement in prediction of blood clots in cancer patients

A new risk prediction model for venous thromboembolism (VTE) in cancer patients has been developed, incorporating two new biomarkers. The model improves the classification of patients into different risk categories, with a significant increase in accurate predictions of VTE development.

Pediatric vaccine stockpile policies need to be revisited, researcher says

Research suggests that the current six-month rotating vaccine stockpile policy may not be optimal for achieving herd immunity. A new stochastic model proposes flexible policies to minimize vaccine shortage risks while maintaining coverage rates. The study's findings highlight the need for differentiated stockpile levels based on diseas...

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.

Mapping new paths for a stressed-out Internet

The San Diego Supercomputer Center and CAIDA have created a geometric map of the Internet using hyperbolic geometry, leading to more efficient routing architecture. The new approach simplifies path-finding throughout the network, increasing speed, accuracy, and resistance to damage.

Meta Quest 3 512GB

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

Random numbers game with quantum dice

Researchers at Max Planck Institute for Physics of Light create device generating true random numbers using vacuum fluctuations, crucial for secure encryption and economic simulations. The device exploits quantum mechanics' inherent randomness to produce unpredictable outcomes.

Overweight and obese make up majority in Ontario

A landmark study by the University of Ottawa Heart Institute reveals that 70% of Ontario adults are either overweight or obese. The analysis also shows a strong link between high blood pressure and above normal BMI, with obesity levels increasing with age.

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.

Southern soils mitigate manure microbes

A new study found low levels of bacteria in soils outside fields sprayed with swine manure, while internal soils showed higher nutrient levels but lower pathogen levels. The research suggests that manure management plans have been effective in reducing bacterial risks.

How mycobacteria avoid destruction inside human cells

Researchers discovered that mycobacteria block phagosome maturation with acyltrehalose-containing glycolipids, surviving and thriving inside host macrophages. This study sheds light on the mechanism of intracellular parasitism and identifies potential new drug targets for TB treatment.

Fluke 87V Industrial Digital Multimeter

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

Mexican-Americans with heart rhythm disorder have increased risk for second stroke

A study published by the American Heart Association found that Mexican-American stroke survivors with a heart rhythm disorder have more than twice the risk for another stroke compared to non-Hispanic whites. Additionally, their recurrent strokes are more likely to be severe, although they do not have a higher risk of death after stroke.