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Science News for July 30, 2013


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.

Breast reduction surgery found to improve physical, mental well-being

A study using the BREAST-Q questionnaire found significant improvements in satisfaction, quality of life, sleep, and exercise after breast reduction surgery. The procedure also relieved pain and led to better overall quality of life, with improvements seen as little as six weeks after surgery.

SourceWolters Kluwer Health·JournalPlastic & Reconstructive Surgery·DateJul 30, 2013

Children with disabilities in developing countries at risk for harsher punishment

A new study of 46,000 parents in 17 low- and middle-income countries found that children with disabilities are more likely to experience physical and severe physical discipline. This highlights the need for policies and interventions to protect children with disabilities from abuse and promote positive parenting practices.

SourceSociety for Research in Child Development·JournalChild Development·DateJul 30, 2013

Study shows combination stroke therapy safe and effective

A University of Cincinnati-led trial has shown that combining the clot-busting drug tPA with an antiplatelet medication eptifibatide dissolves blood clots more quickly and safely than tPA alone. The study found that 50% of patients treated with both drugs had good outcomes, compared to 36% of those receiving tPA alone.

SourceUniversity of Cincinnati·DateJul 30, 2013
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.

Lawrence Livermore engineering team makes breakthrough in solar energy research

Researchers at Lawrence Livermore National Laboratory have made a significant breakthrough in solar energy research by experimenting with plasmonic black metals. These nanostructured metals can trap light and increase solar absorption, paving the way for more efficient photovoltaic cells.

SourceDOE/Lawrence Livermore National Laboratory·JournalApplied Physics Letters·DateJul 30, 2013

Improving dogs' ability to detect explosives

Scientists at the University of Lincoln aim to develop generic training approaches for explosive detection dogs, enabling them to recognize specific group odors and learn from experience. The study's goal is to create a proof-of-principle method for teaching dogs to detect explosives more efficiently.

SourceUniversity of Lincoln·DateJul 30, 2013

AGU journal highlights -- July 30, 2013

Research highlights the connection between atmospheric rivers and severe precipitation in Western Europe. A study found that these rivers are also responsible for high precipitation events in mountainous areas, with significant impacts felt as far inland as Germany and Poland.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateJul 30, 2013

Learning from a virus: Keeping genes under wraps

A study published in PNAS reveals that the human herpes virus uses histone proteins to package and store its genetic material, allowing it to remain dormant. Researchers identified a viral protein called IE1 as a potential target for new therapies to control the virus's activity.

SourceUniversity of Arizona·JournalProceedings of the National Academy of Sciences·DateJul 30, 2013
Apple iPhone 17 Pro

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

Controlling contagion by restricting mobility

A new MIT study finds that even moderate mobility restrictions can decrease infection rates by up to 50% in highly interconnected areas. The researchers used data from the US census to simulate the flow of contagion and developed a quantitative measure called the price of anarchy.

SourceMassachusetts Institute of Technology·JournalJournal of The Royal Society Interface·DateJul 30, 2013

Fewer states holding alcohol retailers responsible for harms from illegal service

A new report finds that fewer states are holding alcohol retailers liable for harms caused by customers who were served illegally, leading to reduced protection against excessive drinking. The erosion of commercial host liability laws is seen as a public health failure contributing to high human and economic costs.

SourceJohns Hopkins Bloomberg School of Public Health·JournalAmerican Journal of Preventive Medicine·DateJul 30, 2013

Some women with abnormal breast lesions may avoid surgery

Researchers found that women with atypical lobular hyperplasia (ALH) and lobular carcinoma in situ (LCIS) can avoid surgery if radiologist and pathologist findings are concordant. Yearly mammograms, MRI, or ultrasound as second-line screening tools may suffice.

SourceRadiological Society of North America·JournalRadiology·DateJul 30, 2013
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.

Requiring some patients to get mental health treatment saves money

Researchers at Duke Medicine analyzed a program in New York that mandated community-based treatment for severely mentally ill patients. The study found significant cost savings, with psychiatric hospitalization rates declining 50% in the first year and outpatient costs increasing despite higher expenses for services.

SourceDuke University Medical Center·JournalAmerican Journal of Psychiatry·DateJul 30, 2013

Hardness, in depth

Researchers have developed a new machine that measures a material's hardness with unprecedented accuracy. The Precision Nanoindentation Platform (PNP) can test properties beyond the reach of previous devices, including viscoelastic creep.

SourceAmerican Institute of Physics·JournalReview of Scientific Instruments·DateJul 30, 2013
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.

Rensselaer researchers identify cause of LED 'efficiency droop'

Researchers at Rensselaer Polytechnic Institute have identified electron leakage as the culprit behind LED efficiency droop, a flaw that causes LEDs to lose up to 20% of their efficiency. The discovery may lead to new technologies to solve the problem and develop stronger LEDs.

SourceRensselaer Polytechnic Institute·JournalApplied Physics Letters·DateJul 30, 2013

Preventing the 'Freshman 15' via the Web

A new study published in the Journal of Nutrition Education and Behavior found that Project WebHealth, a web-based health promotion intervention, successfully motivated college students to improve their weight-related health behaviors. The level of motivation differed by gender, with women being generally more motivated than men.

SourceElsevier Health Sciences·JournalJournal of Nutrition Education and Behavior·DateJul 30, 2013

Study: Taxing sugary beverages not a clear cut strategy to reduce obesity

A recent study found that taxing sugary beverages can lead to reduced calorie intake, but the health benefits are offset by consumers substituting other unhealthy foods. Lower-income households may reap some benefits from reduced sugary beverage consumption, but also face higher costs due to taxes.

SourceOxford University Press UK·JournalAmerican Journal of Agricultural Economics·DateJul 30, 2013

Study: Online tools accelerating earthquake-engineering progress

A new study has found that online tools, such as NEEShub and the project warehouse, are helping to accelerate progress in earthquake engineering and science. These platforms provide a centralized repository for experimental results, making them accessible to researchers, practitioners, and educational communities.

SourcePurdue University·JournalJournal of Structural Engineering·DateJul 30, 2013
Celestron NexStar 8SE Computerized Telescope

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

Doctors urged to talk to patients about parking cellphones

Talking on a cellphone while driving raises the risk of collision by four to six times. Physicians can educate patients through open dialogue about the hazards of talking while behind the wheel, and offer advice such as turning off cellphones or pulling over to make important calls.

SourceUniversity of Alberta·JournalCanadian Family Physician·DateJul 30, 2013

Making a change: Status quo bias in health decision making

A study found that people often prefer to maintain the status quo, even if it's undesirable, when faced with a choice that requires proactive decision-making. Researchers suggest that giving patients a nudge in the right direction can help them make productive choices about their health.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJul 30, 2013

Full body illusion is associated with a drop in skin temperature

Researchers at EPFL discovered that Full Body Illusions can be accompanied by a decrease in skin temperature, which is highly significant but small. The study used 3D head-mounted displays and robotic devices to induce the illusion, leading to widespread brain activity changes.

SourceFrontiers·JournalFrontiers in Behavioral Neuroscience·DateJul 30, 2013
Meta Quest 3 512GB

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

Tomosynthesis reduces breast cancer screening recall rate

A new study published in Radiology found that digital tomosynthesis reduces the recall rate in breast cancer screening, particularly in younger women and those with dense breast tissue. The addition of tomosynthesis resulted in a 30 percent reduction in overall recall rate, compared to conventional mammography alone.

SourceRadiological Society of North America·JournalRadiology·DateJul 30, 2013

Inhalable gene therapy may help pulmonary arterial hypertension patients

Researchers have shown that inhalable gene therapy can completely reverse pulmonary arterial hypertension in rat models and reduce expression of SERCA2a, an enzyme critical for calcium pumping. This approach may offer a promising therapeutic intervention for PAH patients.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalCirculation·DateJul 30, 2013

How to learn successfully even under stress

Researchers found that mineralocorticoid receptors play a crucial role in enabling the brain to adapt to stressful situations. When these receptors are blocked, learning efficiency decreases and brain activity shifts from conscious to unconscious learning systems.

SourceRuhr-University Bochum·JournalBiological Psychiatry·DateJul 30, 2013
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.

Disabled children treated more harshly in developing world

A study of nearly 46,000 caregivers in 17 low- to middle-income countries found that disabled children were more likely to receive violent treatment, including being hit on the head or beaten with an object. The study suggests that harsh discipline may be a result of stigma around disabilities rather than the disability itself.

SourceDuke University·JournalChild Development·DateJul 30, 2013
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.

Simulations aiding study of earthquake dampers for structures

Purdue University researchers have demonstrated the effectiveness of real-time hybrid simulations for testing magnetorheological-fluid dampers, which can reduce structural damage during earthquakes. The simulations allow for reliable and efficient testing of these devices, enabling the optimization of building design and construction.

SourcePurdue University·DateJul 30, 2013

Your small living creature shoots may benefit big science

The study highlights how digital macro photography and photo sharing websites are democratizing the study of biodiversity, allowing for more efficient identification and conservation efforts. The platform provides valuable metadata, such as date and location, which contribute to insect biology, taxonomy, and species conservation.

SourcePensoft Publishers·JournalZooKeys·DateJul 30, 2013

Fetal 'programming' of sweet taste's elicited pleasure

Research suggests that fetal programming can shape feeding behavior and preferences, with newborns of undernourished mothers displaying stronger reactions to sweet tastes. This study found IUGR rat pups exhibit enhanced hedonic responses to sucrose compared to controls, potentially contributing to adult diseases.

SourceSociety for the Study of Ingestive Behavior·DateJul 30, 2013
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.

Protein surfaces defects act as drug targets

Researchers have discovered that protein surface defects, called dehydrons, allow water molecules to become unstable and easily expelled. This finding provides a novel strategy for designing drug candidates that can dislodge these water molecules upon association with the protein.

SourceSpringer·JournalThe European Physical Journal E·DateJul 30, 2013

Taking the Michigan left on the road

A research team led by Wayne State University aims to update the Highway Capacity Manual with the Michigan left turn design, enabling its adoption by other countries. The project will develop equations, text, and software for four alternative designs, improving traffic flow and safety.

SourceWayne State University - Office of the Vice President for Research·DateJul 30, 2013

Lifelike cooling for sunbaked windows

Researchers at Harvard's Wyss Institute developed a microfluidic circulatory system for windows that can cool the glass while letting in sunlight. The system uses water to absorb heat and could reduce air-conditioning costs dramatically, cutting energy consumption by up to 8C.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalSolar Energy Materials and Solar Cells·DateJul 30, 2013
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.

Severe low blood sugar occurs often in patients with Type 2 diabetes

A new study by Kaiser Permanente and Yale University School of Medicine found that severe hypoglycemia affects many patients with poorly controlled type 2 diabetes. Nearly 11% of respondents experienced severe low blood sugar in the prior year, regardless of their blood sugar control level.

SourceKaiser Permanente·JournalDiabetes Care·DateJul 30, 2013

Researchers at Albert Einstein College of Medicine and Montefiore Medical Center Secure $16 million NIH grant to study HIV/AIDS in women

The Albert Einstein College of Medicine and Montefiore Medical Center have received a $16 million NIH grant to investigate the impact of HIV and AIDS on women. The study will focus on identifying immune factors that protect women against HIV infection, understanding virus transmission, and predicting treatment response.

SourceAlbert Einstein College of Medicine·DateJul 30, 2013

New approach to treating venomous snakebites could reduce global fatalities

A novel approach to treating venomous snakebites involves administering antiparalytics topically via a nasal spray, which has been shown to counteract paralysis in minutes. The treatment has the potential to dramatically reduce global snakebite fatalities, currently estimated at 125,000 per year.

SourceCalifornia Academy of Sciences·JournalClinical Case Reports·DateJul 30, 2013
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.

Technique filters cancer where chemo can't reach

Researchers develop method to filter out cancer cells from cerebrospinal fluid to prevent brain metastasis and decrease complications. This technique may help treat breast cancer and other metastasizing cancers earlier and with potentially fewer drugs.

SourcePenn State·DateJul 30, 2013

Taste preference changes in different life stages of rats

Research found that aging elicits changes in taste preferences, with older animals preferring less sweet and umami tastes and more bitter tastes. Despite no differences in neural activity, these age-related changes were observed in behavioral studies.

SourceSociety for the Study of Ingestive Behavior·DateJul 30, 2013

NASA sees little rainfall in Tropical Depression Flossie

Tropical Storm Flossie weakened as it interacted with the Hawaiian Islands, with NASA's TRMM satellite detecting a small area of heavy rain west of the center. The rest of Flossie's rainfall was light to moderate, and forecasters predict continued weakening over the next two days.

SourceNASA/Goddard Space Flight Center·DateJul 30, 2013

Fat digestibility in pigs study looks at oils in soybeans, corn co-products

The study found that pig digestive systems can utilize oil from full-fat soybeans more easily than oils from corn co-products. Digestibility of fats was highest in extracted corn oil and lowest in DDGS, corn germ, and high-oil corn.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Animal Science·DateJul 30, 2013
Fluke 87V Industrial Digital Multimeter

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

Water clears path for nanoribbon development

Rice University researchers have discovered a novel technique to create sub-10-nanometer graphene nanoribbons by utilizing the meniscus effect of water. This breakthrough enables the formation of long wires only a few nanometers wide, which is crucial for the development of microelectronics devices.

SourceRice University·JournalACS Nano·DateJul 30, 2013

U of T awards quantum mechanics prize to pioneering physicists

The University of Toronto has awarded Michel Devoret and Robert Schoelkopf the John Stewart Bell Prize for their groundbreaking contributions to quantum mechanics. Their pioneering work in 'circuit quantum electrodynamics' has opened up new avenues for studying fundamental quantum physics.

SourceUniversity of Toronto Faculty of Applied Science & Engineering·DateJul 30, 2013

Veeries very quiet when owls are about

Research shows that Veeries eavesdrop on owls and adjust their evening songs to minimize risk of predation. The study found a significant reduction in extended singing bouts at dusk after playback of recorded owl vocalization.

SourceSpringer·JournalBehavioral Ecology and Sociobiology·DateJul 30, 2013

Contemplation increases willingness to follow up with the doctor

Contemplating reasons for seeking or avoiding health information increases willingness to follow up with the doctor, particularly for treatable conditions. This effect was found in two studies investigating participants' motivations and risk calculators.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJul 30, 2013
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.

How superbug spreads among regional hospitals: A domino effect

A study found that a moderate increase in vancomycin-resistant enterococci at one hospital led to a nearly 3% increase in VRE across the county. The Regional Healthcare Ecosystem Analyst model showed that hospitals in populated areas were more likely to spread the infection.

SourceElsevier Health Sciences·JournalAmerican Journal of Infection Control·DateJul 30, 2013

Polar ecosystems acutely vulnerable to sunlight-driven tipping points

A recent study predicts that biodiversity on polar seabeds could be reduced by up to one third within decades as the poles warm, leading to widespread ecosystem shifts. The research reveals that even slight changes in sea-ice timing can cause a tipping point, resulting in unique communities being replaced by algal beds.

SourceUniversity of New South Wales·JournalGlobal Change Biology·DateJul 30, 2013

Childhood economic status affects substance use among young adults

Researchers at Duke University Medical Center found that children from low-income backgrounds are more likely to smoke cigarettes and less likely to binge drink as adolescents. Economic strains in early life erode self-control, leading to substance use, while positive parenting mitigates this effect.

SourceDuke University Medical Center·JournalJournal of Pediatric Psychology·DateJul 30, 2013
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.

Study finds evidence of nerve damage in around half of fibromyalgia patients

A small study at Massachusetts General Hospital found evidence of nerve damage in approximately half of fibromyalgia patients, leading to the identification of a treatable disease called small-fiber polyneuropathy (SFPN). Researchers hope that this discovery will lead to better treatments for some with chronic pain syndrome.

SourceMassachusetts General Hospital·JournalPain·DateJul 30, 2013

Satellite shows ex-Tropical Storm Dorian's remnants elongated

NASA's GOES Project captured images of Dorian's remnants using GOES-13 satellite data, showing an elongated shape stretching a few hundred miles east and northeast of the Turks and Caicos Islands. The National Hurricane Center notes that re-development is unlikely over the next couple of days as the remnant low moves west to northwest.

SourceNASA/Goddard Space Flight Center·DateJul 30, 2013

Dr. John Eng to receive Golden Goose Award

Dr. John Eng's research on gila monster venom led to the discovery of Exendin-4, a compound that stimulates insulin-producing cells and regulates blood sugar levels, improving the lives of millions of diabetics worldwide.

SourceAssociation of American Universities·DateJul 30, 2013

A NASA infrared baby picture of Tropical Depression 7E

Tropical Depression 7E formed in the Eastern Pacific Ocean with strong but fragmented thunderstorms. The depression is expected to intensify into a tropical storm and potentially become a hurricane, moving west-northwest at 16 mph.

SourceNASA/Goddard Space Flight Center·DateJul 30, 2013

Methamphetamine increases susceptibility to deadly fungal infection

Researchers found that injected methamphetamine significantly enhanced colonization of the lungs by Cryptococcus neoformans and accelerated progression of the disease. The fungus can cause a deadly brain infection when it crosses the blood-brain barrier, which is more susceptible due to drug-induced changes in the blood-brain barrier.

SourceAmerican Society for Microbiology·JournalmBio·DateJul 30, 2013
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.

Aquatic playground can turn water tanks into fish schools

Researchers found that juvenile Atlantic salmon raised in enriched tanks with pebbles, rocks, and artificial plants outperformed those in standard tanks. The study suggests that creating more natural environments can boost fish intelligence and adaptability, leading to higher survivability when released into the wild.

SourcePenn State·DateJul 30, 2013

Cracking how life arose on earth may help clarify where else it might exist

A novel theory, proposed by Michael Russell and colleagues, suggests that life arose from geochemical processes, including serpentinization, which produced essential components for life. This theory could provide insights into the origins of life and potentially shed light on its existence elsewhere in the universe.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalPhilosophical Transactions of the Royal Society of London (B )·DateJul 30, 2013
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.

Foundation funding means good news for basic science

The Gordon and Betty Moore Foundation is providing $90 million over five years to support basic research in condensed matter physics, focusing on emergent phenomena in quantum materials. This initiative aims to advance understanding of complex quantum systems and fuel new discoveries through conceptual breakthroughs and innovations.

SourceGordon & Betty Moore Foundation·DateJul 30, 2013

Planetary 'runaway greenhouse' more easily triggered, research shows

Researchers found a lower thermal radiation threshold for the runaway greenhouse process, making it easier to initiate than previously thought. This could lead to a revised understanding of the habitable zone and potentially revoke candidacy for some planets as possible habitable worlds.

SourceUniversity of Washington·JournalNature Geoscience·DateJul 30, 2013
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.

Environmental awareness develops at an early age

Research finds that children as young as 4-7 years old differentiate between living and non-living beings, but also show a paradox in moral thinking where harming plants is considered worse than breaking social rules. This suggests early development of environmental awareness tied to emotional experience.

SourceElhuyar Fundazioa·JournalSpringerPlus·DateJul 30, 2013