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Science News Archive July 2013


Page 3 of 31

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.

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.

Celestron NexStar 8SE Computerized Telescope

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

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.

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.

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.

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.

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.

Apple iPhone 17 Pro

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

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.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Reducing drug costs for patients could improve outcomes for high blood pressure

A recent study by UK and Canadian researchers found that reducing patient drug co-payments can lead to improved hypertension control and treatment adherence in countries without universal healthcare. The authors suggest minimizing medication co-payments as a way to improve outcomes for high blood pressure patients worldwide.

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.

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 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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Meta Quest 3 512GB

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

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.

New modular vaccine design combines best of existing vaccine technologies

A new modular vaccine design called MAPS technology may generate vaccines conferring strong immunity at reduced cost and risk. The method allows for rapid construction of new vaccines that activate multiple arms of the immune system simultaneously against one or more pathogens, reducing the risk of adverse effects.

'Cowcatcher' enzyme fixes single-strand DNA

University of Texas Medical Branch researchers have figured out how mammalian cells repair damaged bases in the single-stranded genome. The 'cowcatcher' enzyme, NEIL1, rides in front of the replication complex to scout for damage and stalls machinery until it's repaired.

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.