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Science News Archive July 2011 - Page 6


Page 6 of 25

Catching the West Nile virus in action

Researchers track both clinical cases of West Nile Virus and infected mosquito populations to identify 'danger zones' and predict outbreaks. They also analyze the virus's genetic types, dynamics, and mobility to better understand its migration patterns.

SourceAmerican Friends of Tel Aviv University·JournalEurosurveillance·DateJul 25, 2011

Sexual anxiety, personality predictors of infidelity, study says

A new study published in Archives of Sexual Behaviour found that personality characteristics and interpersonal factors are stronger predictors of infidelity than demographic variables. For men, propensity for sexual excitation and concern about sexual performance failure were significant predictors, while women who felt sexually incomp...

SourceUniversity of Guelph·JournalArchives of Sexual Behavior·DateJul 25, 2011
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.

Glycans enter mainstream of biomedical science

The University of California, San Diego has received a major $18 million grant to further develop the science of glycobiology. The grant will focus on training scientists fluent in glycan chemistry and biology to study how glycans modulate inflammatory responses and fund collaborative projects.

SourceUniversity of California - San Diego·DateJul 25, 2011

Diamond impurities bonanza for geologists studying Earth's history

Researchers analyzed over 4,000 mineral inclusions in diamonds to determine when the Wilson cycle of plate tectonics began. The study found that continents started breaking apart and colliding around three billion years ago, leading to the growth of the Earth's continental crust and the distribution of ores and materials.

SourceU.S. National Science Foundation·JournalScience·DateJul 25, 2011
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.

Shuttle service in cells

Researchers at Ruhr University Bochum discovered a new enzyme, Ubp15p, that collaborates with motor proteins to convert the protein transport machinery back into its initial condition. The enzyme detaches a specific signal sequence from a protein, allowing for recycling and reuse.

SourceRuhr-University Bochum·JournalJournal of Biological Chemistry·DateJul 25, 2011

Climate-change-induced wildfires may alter Yellowstone forests

A team of ecologists models climate change effects on fire occurrence and composition of Yellowstone forests, finding a tipping element that may alter the flora, fauna, and ecosystem quality. The researchers predict frequent fires will become the norm in parts of the landscape by 2050.

SourcePenn State·JournalProceedings of the National Academy of Sciences·DateJul 25, 2011

Tropical Depression 10W bringing rain to the Philippines

The tenth tropical depression has formed in the western North Pacific Ocean, bringing rains to the central Philippines as observed on infrared imagery from NASA's Aqua satellite. The system is moving northwest at 9 knots and is expected to slowly intensify over the next two days, making landfall northeast of Hong Kong later this week.

SourceNASA/Goddard Space Flight Center·DateJul 25, 2011

Engineering innovation center brings together tools to launch future entrepreneurs

The National Science Foundation has awarded a $10 million grant to launch a national center for teaching innovation and entrepreneurship in engineering. The center at Stanford's School of Engineering will provide resources, including curriculum development, dissemination tools, and industry mentorship, to undergraduate engineering stud...

SourceU.S. National Science Foundation·DateJul 25, 2011

Study: Climate change to increase Yellowstone wildfires dramatically

A new study by UC Merced professor Anthony Westerling predicts a significant increase in large wildfires in Yellowstone by 2050, leading to changes in forest composition and wildlife habitats. The projected increase could result in fewer dense forests and more open vegetation, with some forests failing to regenerate after repeated fires.

SourceUniversity of California - Merced·JournalProceedings of the National Academy of Sciences·DateJul 25, 2011
Apple iPhone 17 Pro

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

Beetles play an important role in reducing weeds

Researchers found that ground beetles significantly reduce grass weed populations in UK farmland, improving agricultural productivity. By controlling weeds, ground beetles can help farmers reduce herbicide use and increase crop yields.

SourceBiotechnology and Biological Sciences Research Council·JournalJournal of Applied Ecology·DateJul 25, 2011

Artificial lung mimics real organ's design and efficiency

Researchers at Case Western Reserve University have developed an artificial lung that uses air instead of pure oxygen, achieving efficiencies comparable to the genuine organ. The device is a significant step towards creating easily portable and implantable lungs, with potential use in humans within a decade.

SourceCase Western Reserve University·JournalLab on a Chip·DateJul 25, 2011

Study: Doctors differ in how best to care for America's 12 million cancer survivors

A nationally representative survey of 1,072 primary care physicians and 1,130 oncologists found significant barriers to effective communication and coordination of care following initial cancer treatment. Optimal cancer survivorship care includes surveillance for recurrence, managing late medical effects, and psychosocial support.

SourceGeorgetown University Medical Center·JournalJournal of General Internal Medicine·DateJul 25, 2011

Illinois scientists learn startling new truth about sugar

Researchers at the University of Illinois have discovered that sugar decomposes rather than melts, offering new insights into food science and technology. This breakthrough enables food scientists to manipulate sugars for improved flavors and textures, as well as pharmaceutical companies to enhance excipients.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Agricultural and Food Chemistry·DateJul 25, 2011
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.

LabBits: News from the Marine Biological Laboratory

Scientists at MBL are investigating how jellies interact with their surroundings, the impact of the Gulf oil spill on animal development, and how fish process sound. Researchers are using a new underwater video camera system to study jelly behavior, while also exploring the potential health effects of the oil spill.

SourceMarine Biological Laboratory·DateJul 25, 2011

Exploring science through underwater robotics

The WaterBotics program engages kids in solving real-world problems using programmable robots for underwater missions. Students learn key science and engineering concepts, as well as 21st-century skills like teamwork and problem-solving.

SourceStevens Institute of Technology·DateJul 25, 2011

Cheer up: A view of how fatty foods makes you feel less sad

A team of researchers discovered that consuming a fat solution attenuated behavioral and nerve cell responses to sad emotion, suggesting a link between gut-brain signaling and emotional state. This finding has significant implications for various mental health conditions, including obesity and depression.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateJul 25, 2011
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.

Rare coupling of magnetic and electric properties in a single material

Scientists have found a new mechanism that couples electric and magnetic properties in a material, enabling faster and energy-efficient logic, memory, and sensing technology. This breakthrough could lead to the development of multiferroic materials, which are rare in nature but can display both ferromagnetic and ferroelectric properties.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review Letters·DateJul 25, 2011

Researchers provide detailed picture of ice loss following the collapse of Antarctic ice shelves

A study combining satellite data from NASA and aircraft missions has provided the clearest account yet of glacial ice surges into the sea after Antarctic ice shelves collapse. The research reveals rapid elevation decreases of over 500 feet for some glaciers, with total ice loss estimated at 11.2 gigatons per year.

SourceNASA/Goddard Space Flight Center·JournalJournal of Glaciology·DateJul 25, 2011

Sharper, deeper, faster

A novel imaging technique combines high resolution, high penetration depth, and high imaging speed to capture detailed information from live biological samples without damaging them. The technique uses two-photon excitation in sheet-illumination mode, enabling fast imaging speed and reducing light-induced damage.

SourceCalifornia Institute of Technology·JournalNature Methods·DateJul 25, 2011
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.

Older people find it harder to see the wood for the trees

Researchers found that age-related changes in attention and Gestalt perception hinder older adults' ability to focus on global patterns. The study provides evidence of correlations between healthy aging and declines in visual perception, offering insights into cognitive domains interacting during aging.

SourceElsevier·JournalCortex·DateJul 25, 2011

Identical virus, host populations coexist for centuries

A scientist has discovered that a viral host can persist and coexist with the same genetic populations of a virus for centuries. The study, published in Science, reveals that DNA viruses and their algal hosts have been preserved in sediments under the Black Sea for thousands of years.

SourceU.S. National Science Foundation·JournalScience·DateJul 25, 2011
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.

St. Joseph's scientist receives grant for post-partum research

Dr. Robert Garfield, a researcher at St. Joseph's Hospital and Medical Center, has received a $100,000 phase 1 grant from the Bill and Melinda Gates Foundation to develop a device that can prevent post-partum hemorrhage, a major cause of mortality in pregnant women worldwide.

SourceSt. Joseph's Hospital and Medical Center·DateJul 25, 2011

Computer program could 'revolutionize the world's health care'

A new computer program aims to create tailored health systems for individuals, providing doctors with instant access to patients' medical history and genetic information. This will enable quick and accurate diagnoses, reducing the risk of deadly side effects from wrongly prescribed medicines.

SourceUniversity of Manchester·DateJul 25, 2011

New insight into a therapeutic approach to treating SMA

New data from two independent research groups provides hope that a therapeutic approach can be developed to treat SMA. Prolactin treatment increases SMN levels, improves muscle movement, and enhances survival in mouse models of severe SMA.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateJul 25, 2011
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.

In pregnancy, diabetes-obesity combo a major red flag

A new study finds that type 2 diabetes and obesity independently contribute to higher risks of pregnancy complications. Women with both conditions have poorer outcomes, including preterm birth, blood loss, and prolonged hospital stays.

SourceUniversity of Rochester Medical Center·JournalThe Journal of Maternal-Fetal & Neonatal Medicine·DateJul 25, 2011

Specialized regulatory T cell stifles antibody production centers

A specialized regulatory T cell that expresses three specific genes has been discovered to shut down the mass production of antibodies in the immune system. This finding has potential implications for treating cancer and autoimmune diseases.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature Medicine·DateJul 25, 2011

JCI online early table of contents: July 25, 2011

A study by Lukas Van Oudenhove and colleagues found that a fat solution to the stomach attenuates behavioral and nerve cell responses to sad emotion in humans. This discovery has implications for treating disorders such as obesity, eating disorders, and depression. Additionally, two independent research groups have generated new data o...

SourceJCI Journals·JournalJournal of Clinical Investigation·DateJul 25, 2011
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.

Discovery places turtles next to lizards on family tree

A new technique using microRNA analysis resolves an old issue in turtle evolution, placing turtles closer to lizards than crocodiles. The study identified 77 new microRNA families and found evidence of turtle-microRNA similarity with painted turtles.

SourceMDI Biological Laboratory·JournalBiology Letters·DateJul 25, 2011

Children eating more, and more frequently outside the home

A new study found that eating location significantly impacts daily energy intake for children, with foods prepared away from home and fast food fueling increased calorie intake. The percentage of calories from fast food has surpassed schools as the largest contributor to foods prepared away from home.

SourceElsevier Health Sciences·JournalJournal of the American Dietetic Association·DateJul 25, 2011
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.

Predictors of dying suddenly versus surviving heart attack identified

Researchers found that certain traits, such as hypertension and extreme high or low body mass index, are predictive of increased risk of sudden cardiac death. These findings could lead to the development of a risk stratification score to identify patients at greater risk of dying suddenly if they experience a heart attack.

SourceAtrium Health Wake Forest Baptist·JournalHeart·DateJul 25, 2011

Novel gene increases yeast's appetite for plant sugars

Researchers at University of Wisconsin-Madison identified a new gene, CtAKR, that improves yeast's ability to consume xylose, a key sugar found in plant biomass. This breakthrough could lead to more efficient production of renewable fuels from biomass crops.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateJul 25, 2011

1 tiny electron could be key to furture drugs that repair sunburn

Scientists at Ohio State University reveal the entire process of how an enzyme repairs sun-damaged DNA, contradicting previous notions. The discovery could lead to synthetic photolyase-based drugs or lotions that can heal sunburn in humans.

SourceOhio State University·JournalProceedings of the National Academy of Sciences·DateJul 25, 2011

University of Houston student awarded Hogg Foundation Scholarship

Ana Luisa Laws, a University of Houston Graduate College of Social Work student, is one of five students in Texas to receive the Hogg Foundation Scholarship. The scholarship program aims to attract students to mental health careers and support their advanced studies and professional practice.

SourceUniversity of Houston·DateJul 25, 2011
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.

International conference launches revolutionary South Asia autism network

The International conference on Autism Spectrum Disorders and Developmental Disabilities in Bangladesh and South East Asia marked the launch of a revolutionary South Asia Autism Network. The network aims to identify common challenges and form partnerships to develop solutions for autistic individuals in South Asian families and countries.

SourceAutism Speaks·DateJul 25, 2011

Study examines screening for pancreatic cancer in high-risk populations

A prospective cohort study found that a tumor marker and targeted endoscopic ultrasound can detect stage 1 pancreatic cancer in high-risk populations more effectively than standard means of detection. The study identified a total of one patient with stage 1 disease among 546 enrolled participants.

SourceAmerican Society for Gastrointestinal Endoscopy·JournalGastrointestinal Endoscopy·DateJul 25, 2011

10 years later, 9/11 tragedy has wide-ranging psychological impacts

Research examines the long-term psychological effects of 9/11 attacks on Americans, including increased prejudice and anxiety, as well as charitable donations and civic engagement. The study also explores how psychology is helping people understand and cope with the enduring impacts of terrorism.

SourceAmerican Psychological Association·JournalAmerican Psychologist·DateJul 25, 2011

Heavy metal: Titanium implant safety under scrutiny

Researchers developed a highly sensitive method to determine titanium levels in human blood, establishing a baseline for natural levels and measuring levels in patients with surgical implants. The study found significantly higher titanium concentrations in patients with implants, shedding light on the potential harmful biological effects.

SourceSpringer·JournalAnalytical and Bioanalytical Chemistry·DateJul 25, 2011

Study exposes habit formation in smartphone users

Researchers found smartphone users engage in 'checking habits' throughout waking hours, triggered by contexts like reading email or browsing social media. These habits can be difficult to change due to their automatic nature.

SourceAalto University·JournalPersonal and Ubiquitous Computing·DateJul 25, 2011
Meta Quest 3 512GB

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

Global depression statistics

The study found that 15% of the population from high-income countries were at risk of developing depression over their lifetime. Depression was strongly linked to social conditions and more prevalent in high-income countries, where MDEs were elevated by 28%, with France having the highest incidence.

SourceBMC (BioMed Central)·JournalBMC Medicine·DateJul 25, 2011

Researchers identify risk factor pathways for PTSS in female and male veterans

The study found that risk factors for PTSD among OEF/OIF male veterans were similar to those observed in Vietnam veterans, but identified novel mechanisms of risk for OEF/OIF female veterans. Family relationships during deployment played a more prominent role in explaining PTSD in female veterans than in male veterans.

SourceBoston University School of Medicine·JournalJournal of Abnormal Psychology·DateJul 25, 2011

Culprits and cures for obesity may reside in our gut

A study by Arizona State University researchers aims to understand the connection between gut microbiota and obesity treatment outcomes. The research focuses on two popular obesity treatments: gastric bypass surgery, which has been shown to alter gut microbial populations.

SourceArizona State University·DateJul 25, 2011

Universal donor immune cells

Researchers at the Weizmann Institute have developed a new form of adoptive cell transfer that overcomes limitations of current therapies. This approach uses a donor pool of immune T cells prepared in advance, which are outfitted with receptors to specifically target and destroy tumors.

SourceWeizmann Institute of Science·JournalBlood·DateJul 24, 2011
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.