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Science News Archive July 2011


Page 1 of 25

Apple iPhone 17 Pro

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

National asthma genetics consortium releases first results

A new national collaboration of asthma genetics researchers has identified a novel gene association specific to populations of African descent, including the previously unreported PYHIN1 gene. The study also replicated four other gene associations with asthma risk, offering promising insights into the genetic roots of the disease.

Dissecting the genomes of crop plants to improve breeding potential

Researchers have developed a method to dissect the genomes of polyploid crops like oilseed rape and bread wheat, allowing for predictive breeding. By integrating sequence data from different sources, they created genetic linkage maps that can identify useful genes and accelerate breeding in new traits.

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.

70 percent of 8-month-olds consume too much salt

A recent study published in the European Journal of Clinical Nutrition found that 70% of 8-month-old babies have a high salt intake, exceeding the recommended UK maximum level. High salt consumption can damage developing kidneys and establish poor eating practices that continue into adulthood.

Discovery of a new magnetic order

Researchers at Forschungszentrum Jülich and universities of Kiel and Hamburg discovered a regular lattice of stable magnetic skyrmions on a surface, opening up new possibilities for data storage. The tiny formations, made up of just 15 atoms, exist without an external magnetic field and are located on the surface.

Physics could be behind the secrets of crop-circle artists

Research suggests that physics principles may be used to create complex crop-circle patterns, with some teams reproducing damage using handheld magnetrons and microwaves. Crop-circle artists are believed to use invisible construction lines to design their work, dispelling the need for traditional tools.

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.

Physicists show that quantum ignorance is hard to expose

Researchers found that a quantum know-it-all can answer questions correctly even with incomplete knowledge of the subject as a whole. The study's findings raise new questions about the nature of quantum ignorance and its implications for emerging technologies like quantum cryptography and computation.

Computational chemistry shows the way to safer biofuels

A new computational chemistry tool developed by Solvejg Jorgensen at the University of Copenhagen predicts the toxicity of biofuels without producing a single drop. The tool helps identify the safest production methods, reducing health and environmental harm.

Rice scientists build battery in a nanowire

Researchers at Rice University have developed a hybrid energy storage device packed into a single nanowire, which shows promise as a rechargeable power source for nanoelectronics. The devices have good capacity but require further optimization to improve performance.

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.

AGU journal highlights -- July 29, 2011

Researchers studied sea surface temperatures to understand Earth's temperature trend, finding large variability that could mask anthropogenic warming. Meanwhile, a new study detected ionospheric disturbances caused by the Tohoku earthquake in Japan, with ripples in ionized gas nearly 350 kilometers above the Earth.

Tropical Storm Don analyzed in 3 NASA satellite images

Heavy rainfall and gusty winds are expected from Tropical Storm Don as it approaches landfall in southeastern Texas. NASA's satellite images reveal powerful thunderstorms and cold cloud tops surrounding the storm's center, with rainfall totals reaching up to 5 inches in some areas.

'Wonder material' graphene tapped for electronic memory devices

Researchers have developed a graphene-based device that stores information in ferroelectric material, increasing fidelity and reducing operating voltage. The device's high-speed performance is expected to overcome issues associated with traditional memory devices.

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.

UH Rainbow Babies and Children's Hospital opens asthma studies

The hospital is participating in two new studies: one examining new treatments for wheezing in young children with colds and another investigating whether Vitamin D can help adolescents and adults control their asthma. The goal of these trials is to find better treatments for this common and often poorly managed condition.

Hospice improves care for dementia patients and their families

A survey of 538 family members found that hospice care significantly improved the provision of care and support for nursing home patients with dementia and their families. Family members of hospice recipients reported lower levels of unmet needs, pain management concerns, and emotional support needs.

Mattress Firm committed to pancreatic cancer research

Mattress Firm Foundation is committed to raising awareness and funding for TGen's globalCure clinical trials, focusing on funding research and clinical trials. The company has already raised over $400,000 through employee donation programs and online fundraising platforms.

Grapes protect against ultraviolet radiation

Researchers have discovered that certain grape extracts can protect human epidermis cells from UV radiation-induced cell damage and death. The study found that flavonoids in grapes inhibit the formation of reactive oxygen species, leading to a protective effect against UV radiation.

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.

Penn chemists make first molecular binding measurement of radon

University of Pennsylvania chemists have made the first molecular binding measurement of radon, a dangerous radioactive gas. The team measured how well radon binds to a molecule called cryptophane, paving the way for future research on its properties and other noble gases.

Warmed-up organic memory transistor has larger memory capacity

Researchers found that organic memory transistors retain their on/off states over a wider voltage range when heated, despite initial decreases in memory window. This temperature-dependent behavior could be useful for applications such as temperature sensing.

Motorcycle helmets hard on hearing

Researchers found that the area underneath the helmet and near the chin bar generates significant noise that reaches riders' sensitive eardrums. Future tests aim to design quieter helmets using the findings, which may be used to save riders' ears.

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.

Physicists report progress in understanding high-temperature superconductors

Researchers at the University of California, Santa Cruz, have made significant progress in explaining the unusual properties of high-temperature superconductors using a new theory. The theory, known as Extremely Correlated Fermi Liquids, shows remarkable agreement with experimental data from studies of high-temperature superconductors.

How McCartney and football helped Liverpool in China

The Liverpool pavilion received over 770,000 visitors during the 184-day expo period, with 99% of visitors recommending it to a friend. This exposure led to increased interest from Chinese firms, with 75% of sponsors including China in their business plans and 70% expecting future sales/orders.

Solar cells get a boost from bouncing light

A new solar cell design boosts electricity generation by 26% through bouncing light, increasing the potential of dye-sensitized solar cells. The layered structure, consisting of micrometer-scale spheres and nanoscale particles, enhances light absorption and conversion efficiency.

$12 million NIH grant to study acute lung injury

The study aims to investigate the pathobiology of acute lung injury (ALI) and develop novel therapeutic approaches. Researchers will focus on the role of sphingosine-1-phosphate (S1P) in lung cell signaling and inflammation.

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.

Dissecting dyslexia: Linking reading to voice recognition

Research reveals individuals with dyslexia struggle to recognize voices speaking their native language due to phonological impairment. The study's findings suggest that the underlying deficit in dyslexia is linked to difficulty processing spoken language sounds, not reading per se.

Soybean genetic treasure trove found in Swedish village

A study found that North American soybeans have a genetic treasure trove in the form of stress-resistant soybeans from a Swedish village called Fiskeby. The Fiskeby soybeans were highly tolerant to salt, aluminum, drought, high ozone levels, iron deficiency, and toxic soil aluminum.

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.

REM sleep behavior disorder is a risk factor for Parkinson's disease

Patients with REM sleep behavior disorder experience nightmares and increased risk of developing Parkinson's disease. A new study using brain SPECT technology found that dopamine levels in the brain drop quickly in these patients, making it a potential early indicator of disease progression.

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.

WHOI announces 2011 Ocean Science Journalism Fellows

The WHOI Ocean Science Journalism Fellowship program provides a one-week, residential experience for professional writers and producers to explore ocean research and its impact on climate change and human activities. Fellows gain access to new research findings and fundamental background information in various ocean disciplines.

New model predicts environmental effect of pharmaceutical products

A new tool developed by researchers at the Autonomous University of Barcelona predicts the environmental fate of pharmaceutical products. The model assesses the physical-chemical properties of drugs and their growth in use to determine their likelihood of entering the environment.

In the pursuit of dangerous clumps

Researchers at Helmholtz-Zentrum Dresden-Rossendorf develop a system to recreate amyloid formation on artificial surfaces, providing insights into disease mechanisms. The customized mica surface exhibits hydrophobic properties, facilitating the formation of oligomers and fibrils that can destroy cell surfaces.

Colugos glide to save time, not energy

Researchers tracked Malayan colugos using accelerometer packs and found they glide to save time, but not energy. The animals cover long distances gliding, which helps them forage more efficiently and protects them from predators.

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.

Strength in numbers

Modern humans arriving from Africa swarmed the region with over ten times the population of Neanderthals, leading to their sudden disappearance. The incoming group's superior hunting technologies, social contacts, and complex behavioural patterns allowed them to outcompete Neanderthals for resources.

An unexpected clue to thermopower efficiency

Researchers found that uneven temperatures in semiconductors can create electronic whirlpools and sideways magnetic fields, leading to a new effect on thermopower efficiency. The discovery could improve the efficiency of commercial semiconductor devices

NASA measures wildfire pollution pour over Niagara Falls

NASA's MODIS instrument on the Aqua and Terra satellites captured visible images of light brown smoke from wildfires streaming toward the Great Lakes. The data revealed high levels of aerosols, particularly north of the Great Lakes, posing a health hazard due to pollution from Ontario fires.

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.

Endorsements matter but voters are wise to media bias

Research from Brown University economists finds that voters are more likely to support recommended candidates after newspaper endorsements, but credibility matters. Moderate voters are most influenced by endorsements. Key findings suggest voters filter out media bias when making informed decisions.

Warming climate could give exotic grasses edge over natives

A recent study found that exotic grasses are better equipped to adapt to warmer temperatures than native grasses in California. This could lead to the expansion of invasive species into new areas, potentially threatening biodiversity and ecosystems.

Australia vs. big tobacco: Battle lines are drawn on plain packaging

A growing number of countries are supporting Australia's trailblazing stance on plain packaging, while others align themselves with the tobacco industry. The legislation aims to break the affiliation smokers have with a particular brand, helping them quit and prevent teenagers from becoming smokers.

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.

The brain's connectome -- from branch to branch

Researchers have developed a method to reconstruct neural networks in detail, using computer programs KNOSSOS and RESCOP. The team successfully mapped over 100 neurons from the retina with high accuracy, reducing the time required compared to previous methods.

U researchers look to dogs to better understand intricacies of bone cancer

Researchers at University of Minnesota discovered a gene pattern in dogs that distinguishes between aggressive and less aggressive forms of bone cancer. The finding may lead to the development of laboratory tests to predict tumor behavior in humans, allowing for tailored therapy and potentially reducing side effects.

GOES-13 satellite movie shows formation of Tropical Storm Don

NASA's GOES-13 satellite captured the formation of Tropical Storm Don, which strengthened into a tropical depression and then storm over two days. The storm is expected to bring isolated showers and tropical storm-force winds to Texas coast, potentially providing drought relief.

Researchers develop mouse with 'off switch' in key brain cell population

Scientists create genetically modified mice with a built-in 'off switch' for their serotonin-producing cells, which control breathing, temperature regulation, and mood. The discovery sheds light on sudden infant death syndrome (SIDS) and depressive disorders, two conditions linked to low serotonin levels.