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Science News Archive 2009


Page 73 of 277

Study outlines strategies to test new payment models for health care

A RAND Corporation study identifies key issues in designing episode-based payment approaches, including defining episodes of care and identifying accountable providers. The research highlights the need for more rapid testing of these strategies to address challenges such as multiple chronic conditions and varying provider settings.

Scientists join forces to explain HIV spread in Central and East Africa

Researchers used genetic and geographic data to understand why HIV-1 subtypes held steady in west central Africa before erupting as an epidemic in east Africa. The study found that connectivity between population centers and better transportation networks contributed to the rapid spread of the virus.

New blood-thinning drug safer than rat poison

Dabigatran, a new blood-thinner, has been shown to be as effective as warfarin in preventing strokes and major bleeding, but with significantly fewer side effects. This finding could lead to a change in standard anticoagulant therapy.

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.

Lack of social interaction affects health outcomes of breast cancer

A study published in Cancer Prevention Research found that isolated mice developed significantly larger mammary gland tumors compared to group-housed mice, suggesting a link between social environment and cancer growth. The researchers also identified potential molecular biomarkers for breast cancer prevention.

SDSC part of $15 million project to create 'FutureGrid' computer network

The San Diego Supercomputer Center (SDSC) is part of a four-year project called 'FutureGrid' that aims to develop and test new approaches to parallel, grid, and cloud computing. Researchers will collaborate to create an experimental high-performance grid test-bed, enabling the detection of bugs in software before production.

Women who make poor shoe choices at risk for foot pain later in life

A recent study by Boston University School of Public Health and the Institute for Aging Research found that women who wear poor shoes are at risk of developing foot pain in later years. The Framingham Foot Study assessed over 3,300 participants and revealed a strong correlation between improper footwear and hindfoot pain.

Revolutionary statewide UC collaboration targets breast cancer

The University of California's ATHENA Breast Health Network is a groundbreaking statewide collaboration aimed at improving breast cancer care. The project will involve 150,000 women across California and generate rich data on breast cancer treatment, potentially leading to breakthroughs in personalized medicine.

Australian study sheds light on kidney repair and disease

A Monash University study has identified the role of microscopic antennas in the kidney's repair process, shedding light on a potentially fatal disease. The research, led by Dr. James Deane, showed how hair-like structures called cilia change their length in response to injury, amplifying signals that turn off the repair process.

Apple iPhone 17 Pro

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

Rice's Tapia receives Hispanic Heritage Award

Rice University mathematician Richard Tapia is recognized for his contributions to the advancement of minorities, with a focus on education outreach and K-12 diversity initiatives. He joins an esteemed group of award winners, including artists, politicians, and entertainers.

Study highlights HIV/AIDS challenge in American prison system

A new study by Dr. Nitika Pant Pai found that only 15% of HIV-positive repeat offenders in San Francisco County jail continued their antiretroviral treatment between incarcerations or after release, increasing the risk of disease progression and public health transmission.

Social isolation worsens cancer

Researchers found that social isolation caused increased tumor growth and altered gene expression in mouse mammary glands, suggesting potential molecular biomarkers and targets for preventive intervention in human breast cancer. The study also supports previous epidemiologic studies linking social isolation to chronic disease mortality.

Combining sun, sand and science in the Bahamas

Researchers from the University of Miami collaborated with developers to establish a sustainable development project in the Bahamas. The Baker's Bay Golf and Ocean Club project employed environmental scientists to guide construction, resulting in key findings on environmental impacts and mitigation measures.

Young adults may outgrow bipolar disorder

Researchers at the University of Missouri-Columbia found that nearly half of young adults diagnosed with bipolar disorder between ages 18-25 may recover by age 30. The study suggests a possible link to brain development and social changes during emerging adulthood.

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.

Did Tyrannosaurus rex suffer from a common bird disease?

Researchers discovered that Tyrannosaurus rex and its relatives had a potentially deadly infectious disease similar to trichomonosis, which causes swollen jaws and holes. The study found evidence of face-biting marks on many specimens and suggests that cannibalism or head-biting may have spread the disease.

A step toward better brain implants using conducting polymer nanotubes

Researchers at the University of Michigan have developed brain implants coated with conducting polymer nanotubes, which can record neural signals better than conventional metal electrodes. The new implants may eventually lead to more effective treatment of neurological disorders like Parkinson's disease and paralysis.

Sold-out products influence consumer choice

Research from the University of Alberta found that sold-out products create a sense of urgency, increasing consumer demand for similar items. Consumers infer that if a product is sold out, it must be good and therefore desirable.

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.

Protein inhibitor helps rid brain of toxic tau protein

Researchers at USF Health found that inhibiting the chaperone protein Hsp70 can reduce brain levels of toxic tau protein associated with Alzheimer's disease. The study suggests that targeting Hsp70 could lead to more effective treatments for Alzheimer's and other neurodegenerative diseases.

Calcium scans may be effective screening tool for heart disease

A non-invasive test can effectively screen for silent heart disease and identify high-risk patients, potentially preventing heart attacks and sudden deaths. Coronary artery calcium scans detected plaque in coronary arteries, which were more effective than standard measurements.

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.

UT Houston, Jamaica researchers launch autism study

Researchers from UT Houston and Jamaica are launching a two-year, $300,000 study to explore the potential connection between genes and toxic metals in causing autism spectrum disorders. The study aims to identify specific genes that may interact with exposure to toxins like mercury, lead, and arsenic.

Eat soybeans to prevent diseases

Researchers have found that soybeans contain high levels of tocopherols, which have antioxidant properties and may play a role in cardiovascular diseases and cancer prevention. The study suggests that selection for high α-tocopherol content in soybeans will be possible, making it easier to develop functional foods with specific health-...

Sugar + weed killer = potential clean energy source

Researchers at Brigham Young University have developed a fuel cell that extracts electrons from glucose and other carbohydrates, utilizing a common weed killer as a catalyst. The technology has shown a 29% conversion rate, paving the way for more efficient and commercially viable applications.

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.

Telltale moss

Researchers found that moss shares basic development processes with humans and discovered a key component in stem cell programming. This discovery has implications for cancer research and could lead to better reprogramming of implanted stem cells.

Rediscovering the dragon's paradise lost

A new study reveals that the Komodo dragon most likely evolved in Australia and dispersed westward to Indonesia. The research, published in PLOS ONE, also details fossil evidence of a new species of giant varanid found on the island of Timor.

Celestron NexStar 8SE Computerized Telescope

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

Most would refuse emergency use H1N1 vaccine or additive

A majority of Americans are unwilling to take an H1N1 flu vaccine or drug additive authorized for emergency use, citing concerns about safety and effectiveness. The survey found that nearly 30% of respondents remained undecided, while 70% of those who expressed worry would refuse the vaccine outright.

Oleocanthal may help prevent, treat Alzheimer's

Researchers at the Monell Chemical Senses Center discovered that oleocanthal alters the structure of neurotoxic beta-amyloid proteins, impairing their ability to damage brain nerve cells. This structural change makes oleocanthal a potential target for developing effective immunotherapy treatments.

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.

Agronomy Society welcomes USDA Mississippi River Basin Initiative

The USDA's $320 million initiative aims to support programs in 12 states, enabling farmers to implement conservation practices that reduce nutrient runoff and improve wildlife habitat. The program underscores the agency's commitment to sustainable land stewardship and cleaner water.

Obesity in mid-life reduces the chance of healthy survival in women

A new study by Harvard School of Public Health researchers found that overweight women in mid-life had more health problems and impaired cognitive function later in life. Maintaining a healthy weight throughout adulthood may increase the odds of enjoying a healthy life in later years, according to the study.

UC nanotech researchers develop artificial pore

Researchers at the University of Cincinnati have successfully developed an artificial pore that can transmit double-stranded DNA through a membrane. The engineered channel was created by inserting the modified core of a nanomotor into a lipid membrane, allowing for the movement of single- and double-stranded DNA.

Electric fish plug in to communicate

Researchers at the University of Texas at Austin discovered that electric fish communicate by quickly plugging special channels into their cells to generate electrical impulses. The fish use a dimmer switch to save energy by turning their electrical signals up and down.

U-M study: Life and death during the Great Depression

A University of Michigan study found that life expectancy rose by 6.2 years during the Great Depression, surprising experts. Researchers discovered this increase occurred for both men and women across racial groups, likely due to reduced stress, sleep, and substance abuse in recessions.

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.

Christine Bullen wins Stevens' 2009 Provost Award for Excellence

Christine Bullen received the Stevens Institute of Technology Provost Award for her innovative work in teaching and advising in the university's online WebCampus program. She has also developed a four-course IT Outsourcing program, which has been reported to be invaluable by its graduates.

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.

New vaccine delivery may be more effective against measles

A new method of delivering measles vaccines, using an inhalable powder, has shown promise in test animals. The powder is produced by mixing a weakened measles virus with high-pressure carbon dioxide and can remain stable for at least eight weeks at room temperature.

59 percent support Massachusetts' Landmark 2006 health reform law

A recent poll found that 59% of Massachusetts residents support the state's landmark 2006 health reform law, while 79% want the law to continue despite rising healthcare costs and fiscal challenges. The majority of respondents believe the law is successful in providing health insurance coverage to nearly all residents.

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.

Risk of bone fractures associated with use of diabetes drug

A recent study published in PLOS Medicine suggests that individuals prescribed thiazolidinediones for type 2 diabetes are at increased risk of bone fractures. The self-controlled case-series study analyzed data from over 6 million patients and found a nearly one-and-a-half times higher fracture rate among those taking the medication.

Women with diabetes at increased risk for irregular heart rhythm

A new Kaiser Permanente study found that women with diabetes are 26% more likely to develop atrial fibrillation than non-diabetic women. The study involved nearly 35,000 patients over seven years and isolated the effect of diabetes as an independent risk factor for women.

Meta Quest 3 512GB

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

Researchers go underground to reveal 850 new species

Australian researchers have discovered a vast number of new species of invertebrates living in underground water, caves and micro-caverns across arid and semi-arid Australia. The team found whole communities of previously unknown invertebrate animals, revealing a completely new component to the country's biodiversity.

Swiss study finds income affects prostate cancer patients' survival

A Swiss study found that prostate cancer patients with lower incomes receive worse care and have a higher risk of dying from the disease. The research suggests that socioeconomic status plays a significant role in prostate cancer mortality, with poorer patients receiving less comprehensive treatment and more advanced stages at diagnosis.

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.

The skinny on 'Lean' education

A report from Texas A&M University suggests that Lean thinking can transform adult education by adapting traditional methods to provide learners with personalized, cost-effective learning experiences. Key principles include cellular processes, policy deployment, flow, and standardization.

Transgenic songbirds provide new tool to understand the brain

Researchers have developed transgenic songbirds to study the molecular secrets of vocal learning and neuronal replacement. The birds, which can be manipulated genetically, will enable scientists to explore these complex processes at the molecular 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.