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Science News for April 2, 2008


Patients prefer to challenge nurses rather than doctors on safety issues

Research reveals that patients are more likely to ask factual questions of all healthcare professionals than challenging clinical abilities. Women and patients who feel encouraged by their doctors are more willing to ask difficult questions, suggesting improved patient safety outcomes.

SourceBMJ Group·JournalGlobal Journal on Quality and Safety in Healthcare·DateApr 2, 2008

Nanosized technology has supersized effect on tumors

Researchers used nanotechnology to target tumors in rabbits, achieving a 1,000-fold reduction in chemotherapy dose while slowing tumor growth. The nanoparticles delivered a fungal toxin called fumagillin directly to growing blood vessels, inhibiting tumor expansion.

SourceWashU Medicine·JournalThe FASEB Journal·DateApr 2, 2008

Bon MOT: Innovative atom trap catches highly magnetic atoms

A research team from NIST and University of Maryland successfully cooled erbium atoms to within two millionths of absolute zero using a novel trapping technique. This breakthrough enables the capture and manipulation of individual erbium atoms with unique optical properties.

SourceNational Institute of Standards and Technology (NIST)·JournalPhysical Review Letters·DateApr 2, 2008
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.

Scientists find genetic factor in stress response variability

Scientists have discovered a genetic factor linked to stress response variability, revealing why some people can better withstand stress than others. The study found that inherited variations in the neuropeptide Y gene affect the brain's anxiety-reducing mechanisms, leading to differences in emotional responses and pain tolerance.

SourceNIH/National Institute on Alcohol Abuse and Alcoholism·JournalNature·DateApr 2, 2008

Studies' message to women: Keep your cool

Research conducted by Yale University psychologist Victoria Brescoll reveals that women who express anger are viewed as less capable than men. In contrast, angry men are seen as more competent and deserving of higher status. Explaining one's emotions may help mitigate this bias.

SourceYale University·JournalPsychological Science·DateApr 2, 2008

Drexel School of Public Health awarded $14M NIH grant for autism research

The Drexel University School of Public Health has been awarded a $14.3 million NIH grant to study risk factors and biological indicators for Autism Spectrum Disorders (ASD) in expectant mothers and their babies. The researchers aim to follow 1,200 mothers of children with autism and document the development of newborns through 36 months.

SourceDrexel University·DateApr 2, 2008

Knowing doctor's financial interests doesn't deter clinical trial participants

A study published in the Journal of General Internal Medicine found that disclosing a researcher's financial interests does not deter clinical trial participants, unless it involves ownership of equity. Patients rated financial disclosures as less important than risks and benefits when making their decisions.

SourceDuke University Medical Center·JournalJournal of General Internal Medicine·DateApr 2, 2008

Food writer wins prestigious ACS journalism award

Harold McGee has been awarded the Grady-Stack Award for Interpreting Chemistry for the Public for his work in explaining complex scientific concepts to a general audience. His writing has appeared in numerous publications and has received several professional honors, including food writer of the year and pioneer in culinology.

SourceAmerican Chemical Society·DateApr 2, 2008
Apple iPhone 17 Pro

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

Promising new nanotechnology for spinal cord injury

Researchers at Northwestern University have developed a nano-engineered gel that inhibits scar tissue formation and enables spinal cord fiber regeneration. This breakthrough allows mice with spinal cord injuries to walk again after six weeks, paving the way for potential human trials.

SourceNorthwestern University·DateApr 2, 2008

Experiments point to new treatments for PKD

Researchers identified two classes of small-molecule CFTR inhibitors that slowed cyst growth by over 80% and preserved kidney function. In mouse models, these inhibitors reduced cyst expansion and kidney enlargement.

SourceAmerican Society of Nephrology·JournalJournal of the American Society of Nephrology·DateApr 2, 2008

Gypsy moth management made more efficient, cost-effective

A computer model developed by Penn State University and the University of Cambridge recommends tailored strategies to manage gypsy moths, focusing on medium-density infestations to reduce high-density ones. The model aims to save time and money for land managers while slowing the spread of invasive species across the US.

SourcePenn State·JournalEcological Applications·DateApr 2, 2008
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.

Evidence lacking on health benefits of drinking lots of water

A literature review found no clear evidence of benefit or harm from increased water intake in healthy individuals. However, studies suggest that people with certain diseases and athletes may benefit from increased fluid intake. No single study indicates a need to drink the recommended '8x8' amount of water daily.

SourceAmerican Society of Nephrology·JournalJournal of the American Society of Nephrology·DateApr 2, 2008

Working memory has limited 'slots'

Researchers find working memory retains only a few high-resolution images for a short period, similar to a high-resolution camera. This limited capacity is linked to intelligence and fluid thinking abilities.

SourceUniversity of California - Davis·JournalNature·DateApr 2, 2008
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.

Software tackles production line machine 'cyclic jitters'

The NIST EtherNet/IP Performance Test Tool helps manufacturers anticipate and mitigate cyclic jitters caused by machine timing irregularities. The tool provides detailed performance data under various conditions, allowing for more efficient tuning of equipment and improved production quality.

SourceNational Institute of Standards and Technology (NIST)·DateApr 2, 2008

CO2 emission reduction assumptions overly optimistic, says study

A new study warns that global CO2 emission reductions may be more challenging than thought due to underestimated technological challenges. The study suggests the IPCC is overly optimistic in assuming spontaneous technological innovations will drive emissions reductions.

SourceUniversity of Colorado at Boulder·JournalNature·DateApr 2, 2008

Researchers discover gene behind devastating vitamin B12-related disorder

Scientists identified the MMADHC gene responsible for a rare genetic disorder, isolated and combined homocystinuria and methylmalonic aciduria. The research provides clues to how vitamin B12 works in the body and offers earlier diagnosis and treatment options for the serious disease.

SourceMcGill University·JournalNew England Journal of Medicine·DateApr 2, 2008
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.

Researchers ID gene linked to lung cancer

A large-scale study has found a specific gene variant that increases the risk of lung cancer. The researchers also discovered a connection between this gene and nicotine dependence, as well as smoking behavior.

SourceJohns Hopkins Medicine·JournalNature Genetics·DateApr 2, 2008

Is DNA repair a substitute for sex?

Researchers propose that bdelloid rotifers' efficient DNA repair capacity and whole-genome duplication enable them to thrive without sex. Their extraordinary resistance to radiation and ability to survive desiccation suggest that their DNA repair mechanism may provide the benefits of sex.

SourceMarine Biological Laboratory·JournalProceedings of the National Academy of Sciences·DateApr 2, 2008

The influence of the irrelevant

Researchers found that erotic images stimulated a positive emotional response, increasing activation in the nucleus accumbens and leading to bigger financial risks. The study's findings have implications for effective emotional appeals in various fields, including finance and marketing.

SourceStanford University·JournalNeuroreport·DateApr 2, 2008

Do we need alcohol prevention programs for 'tweens?'

A large study of six grade students found that early intervention is imperative to prevent teen alcohol abuse. The researchers identified several key factors, including parental influences, peer influences, environment, and involvement in sports and other activities.

SourceSAGE·JournalHealth Education & Behavior·DateApr 2, 2008
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.

2008 Signature Genomic Laboratories Travel Award presented

Emory University geneticist Madhuri R. Hegde was honored with the 2008 Signature Genomic Laboratories Travel Award for her scientific merit and selected presentation at the 2008 ACMG Annual Clinical Genetics Meeting. The award recognizes outstanding young researchers in medical genetics and covers travel costs to future meetings.

SourceAmerican College of Medical Genetics and Genomics·DateApr 2, 2008
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.

A coffee with your doughnut could protect against Alzheimer's disease

A daily dose of caffeine has been shown to protect the blood-brain barrier from damage caused by high cholesterol, a risk factor for Alzheimer's disease. Caffeine maintains tight junction protein expression, preventing unwanted molecule entry into the central nervous system.

SourceBMC (BioMed Central)·JournalJournal of Neuroinflammation·DateApr 2, 2008

New fish has a face even Dale Chihuly could love

A newly found fish in Indonesian waters has sparked excitement among scientists due to its unique appearance and possible connection to an unknown family. The fish, resembling a glass sculpture, can burrow into crevices with its soft and pliable body, and its eyes appear to be directed forward.

SourceUniversity of Washington·DateApr 2, 2008
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

AADR to present prestigious awards and recognitions

The American Association for Dental Research (AADR) presented numerous prestigious awards and recognitions to distinguished scientists, researchers, and students in oral health research. The AADR Distinguished Scientist Award was presented to Kenneth M. Yamada, while the Jack Hein Public Service Award went to Joan Steen Wilentz.

SourceInternational Association for Dental, Oral, and Craniofacial Research·DateApr 2, 2008

Carnegie Mellon researchers to curb CO2 emissions

Researchers at Carnegie Mellon University have developed a new environmental impact model to help Canada reduce its carbon dioxide emissions. The model identifies farming and power generation as the largest sources of Canadian emissions per dollar output, emphasizing the need for alternative fuels and solutions to combat global warming.

SourceCarnegie Mellon University·DateApr 2, 2008
Meta Quest 3 512GB

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

Lack of sleep can provoke sleepwalking

Researchers from Université de Montréal found that sleep deprivation can trigger sleepwalking in predisposed individuals. The study, published in Annals of Neurology, showed that sleepwalkers who experienced one night of sleep followed by one night of wakefulness had a significant increase in behavioral episodes.

SourceUniversity of Montreal·JournalAnnals of Neurology·DateApr 2, 2008

Models look good when predicting climate change

A new study by University of Utah meteorologists finds that current climate models are accurate and can be valuable tools for reversing global warming trends. The study shows that coupled models can simulate present-day climate with accuracy approaching conventional observations.

SourceUniversity of Utah·JournalBulletin of the American Meteorological Society·DateApr 2, 2008

GBIF seed money awards for 2007-2008

The GBIF seed money awards will provide information on over 75,000 species and 1.8 million records, as well as two software tools. The funded projects tackle major global issues such as climate change, invasive alien species, and conservation strategies.

SourceGlobal Biodiversity Information Facility·DateApr 2, 2008

More solid than solid: A potential hydrogen-storage compound

Researchers have discovered a potential solution to store raw hydrogen in a compact and efficient manner. MOF-74, a porous crystalline powder, can adsorb more hydrogen than any unpressurized framework structure studied to date at low temperatures.

SourceNational Institute of Standards and Technology (NIST)·JournalLangmuir·DateApr 2, 2008
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.

Overweight kids have fewer cavities, new study shows

Overweight children ages 6-18 show a decreased risk of caries compared to their normal weight peers. The study suggests that diet and lifestyle factors may play a role in the unexpected finding, highlighting the need for further research to better understand the relationship between obesity and oral health.

SourceUniversity of Rochester Medical Center·JournalCommunity Dentistry And Oral Epidemiology·DateApr 2, 2008

Study identifies mechanism underlying multidrug resistance in fungi

A team of researchers has identified a molecular switch controlling multidrug resistance in fungi, which could lead to novel therapies for resistant fungal infections. The discovery was made using genetic, biochemical, and molecular approaches, and found to be similar to the regulatory switches controlling drug detoxification in humans.

SourceMassachusetts General Hospital·JournalNature·DateApr 2, 2008

Alberta physiologist earns top national honor for spinal cord research

Dr. Richard Stein has been awarded the Barbara Turnbull Award for Spinal Cord Research, a $50,000 prize, for his work on direct, microelectrical spinal cord stimulation. His innovative device aims to record sensory feedback from muscles and nerves in legs and hips to help paralyzed individuals walk.

SourceCanadian Institutes of Health Research·DateApr 2, 2008

Study finds that discrimination varies by gender and race

A large-scale study found that men are more likely to tolerate discrimination than women, but both sexes tend to accept prejudice against poorly educated immigrants and Arab-American airplane travelers. The study also revealed a significant sex gap in tolerance levels, with men more willing to accept discrimination.

SourceUniversity of Southern California·JournalPolitical Research Quarterly·DateApr 2, 2008
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.

Households with kids with autism likely to earn less

Research suggests that households with children with autism spend thousands on educational, behavioral, and healthcare expenses each year. Additionally, they miss out on household income due to the 'money in, money out' equation, resulting in a loss of $6,200 annually.

SourceUniversity of Rochester Medical Center·JournalPEDIATRICS·DateApr 2, 2008

NIST shows on-card fingerprint match is secure, speedy

Researchers at NIST tested two variations of fingerprint matching technology for PIV cards and found that one method, 'match-on-card', offers improved security without sacrificing speed. The technology uses the card's processor chip to verify fingerprints, eliminating the need to transmit biometric data wirelessly.

SourceNational Institute of Standards and Technology (NIST)·DateApr 2, 2008

Genetic variations raise lung cancer risk for smokers and ex-smokers

A recent study has identified two common genetic variants associated with an increased risk of lung cancer in smokers and former smokers. The variants, present in about half of the Caucasian population, were found to increase the risk by 28-81%.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature Genetics·DateApr 2, 2008
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.

Childhood mental health problems blight adult working life

Long-term mental health problems in childhood are associated with mid-life depression and anxiety in adulthood. Workplace stressors such as lack of control and low social support significantly increase the risk of these conditions.

SourceBMJ Group·JournalOccupational and Environmental Medicine·DateApr 2, 2008

New formula for combating the greenhouse gas nitrous oxide

Soil scientists have created a new mathematical model that can accurately calculate the quantities of nitrous oxide produced during wastewater treatment processes like anammox and denitrification. This breakthrough aims to improve wastewater treatment effectiveness and reduce N2O emissions, a key concern for climate protection.

SourceHelmholtz Association·JournalRapid Communications in Mass Spectrometry·DateApr 2, 2008

Emission reduction assumptions for carbon dioxide overly optimistic, study says

A new study published in Nature argues that the Intergovernmental Panel on Climate Change (IPCC) has underestimated the technological challenges of reducing CO2 emissions. The authors suggest that the IPCC's assumptions are overly optimistic, as spontaneous advances in technology will not carry most of the burden of achieving future em...

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalNature·DateApr 2, 2008

Ayurvedic nightshade deadly for dengue mosquito

Research published in BMC Complementary and Alternative Medicine suggests that the berries of Solanum villosum have potential for keeping mosquitoes at bay. The study found that S. villosum was particularly effective at eliminating Stegomyia aegypti larvae, which can spread diseases like dengue fever.

SourceBMC (BioMed Central)·JournalBMC Complementary and Alternative Medicine·DateApr 2, 2008