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Science News Archive 2007


Page 85 of 203

Better mobility keeps seniors healthier

Researchers found that mobility is a key factor impacting quality of life for older adults. Interventions targeting mobility limitations may improve HRQOL and overall well-being among seniors at risk for disability. The study highlighted the need to develop effective interventions to preserve or improve mobility in this population.

Indiana University Imaging Center receives $6M grant for kidney research

The Indiana University School of Medicine has been awarded a five-year, $6 million grant to continue developing advanced light microscopy systems for kidney research. The center will incorporate four core projects, including the development of quantitative analysis tools and techniques to image deeper tissues.

Miniature implanted devices could treat epilepsy, glaucoma

Researchers at Purdue University developed miniature devices to predict and prevent epileptic seizures by detecting neural signals in the brain. The system records data from 1,000 channels, enabling better prediction of seizure onset. A nanotech sensor for glaucoma treatment is also being developed.

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.

Simulated relationships offer insight into real ones

Researchers at the University of Illinois explore how people manage romantic relationships through simulated online dating scenarios. The study found that a participant's attachment style is a good predictor of their pattern of choices, with highly insecure individuals more likely to interpret negative actions and choose in kind.

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.

Other highlights in the Aug. 7 JNCI

Researchers found that taking vitamins and minerals did not reduce liver cancer death rates in a study conducted by the National Cancer Institute. However, some vitamin-mineral combinations reduced risk in subgroups defined by age, sex, and alcohol consumption. In contrast, gene expression patterns identified 11 genes in noncancerous l...

Ecologists work to link kids with nature

A symposium co-organized by the Ecological Society of America aims to bridge the nature deficit gap in US children. Researchers will present eight case studies showcasing various outreach tools, including outdoor laboratories and community restoration activities.

Apple iPhone 17 Pro

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

Math plus cryptography equals drama and conflict

The intersection of mathematics and cryptography has significant implications for security and research, with mathematicians like Neal Koblitz contributing to the field. Koblitz's work highlights the challenges of 'provable security' in cryptography, as well as the influence of the National Security Agency on research.

UCLA scientists produce functioning neurons from human embryonic stem cells

Researchers have developed a method to produce highly pure and functional neurons from human embryonic stem cells, enabling the creation of models for studying neurological diseases such as Alzheimer's and Parkinson's. The new approach allows for the isolation of specific neuronal populations with defined biological properties.

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.

Study reveals gaps in vaccine financing for underinsured children

A national survey found gaps in vaccine financing for underinsured children, leading to concerns about access to life-saving vaccinations like pneumococcal conjugate and meningococcal conjugate vaccines. The study highlights the need for improved funding and distribution of new pediatric vaccines at the state level.

Rutgers professor Bart Krekelberg is named 1 of 20 US Pew Scholars for 2007

Bart Krekelberg seeks to understand how the brain ignores eye movement during visual processing, potentially leading to new treatments for dyslexia and schizophrenia. He will use a combination of electrophysiology and functional resonance imaging to identify key areas of the brain involved in visual perception.

Chemotherapy with bevacizumab increases risk of blood clots in arteries

A study published in the Journal of the National Cancer Institute found that chemotherapy with bevacizumab increases the risk of blood clots in arteries, with a higher incidence among patients over 65 years old. The risk of arterial thromboembolic events was significantly higher in patients treated with the combination therapy compared...

Parents' depression can weigh on children

A new study by University of Florida researchers found that parent distress, peer bullying, and childhood depression can all impact a child's well-being. Children whose parents struggled with stress or depression were more likely to have lower quality of life scores, as well as depressive symptoms and poorer health status.

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.

Controlling prescription drug expenditures: a case report of success

A three-year observational study at Wake Forest University Baptist Medical Center found that a combination of strategies, including reclassifying brand-name drugs and removing non-essential medications from the formulary, resulted in significant cost savings. The plan's approach preserved members' use of medications for chronic conditi...

Why guilt doesn't keep some of us from making the same mistakes twice

A new study by Suresh Ramanathan and Patti Williams examines the affective outcomes of indulgent consumption among both prudent and impulsive consumers. Both groups experience a mixture of positive and negative emotions immediately after consuming a food indulgence, but with different components and time courses.

The grass isn't greener

New research shows that anticipating future choices can cause consumers to selectively focus on information suggesting alternative options, leading them to disregard their current choice's advantages. This phenomenon was replicated even when the chosen store was less expensive than others.

Macho men are seen as bad choice for long-term love

A study published in Personality and Individual Differences found that women perceive men with feminine facial features as more committed and less likely to cheat. Men with masculine faces were seen as more dominant but also less faithful and worse parents.

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.

Weed gave up sex long ago

A widely studied plant species has revised its understanding of sex evolution and genetic heritage, with self-pollination emerging at least a million years ago. This finding contradicts previous estimates and suggests that sex may be more trouble than it's worth in plant evolution.

Secret life of elephant seals not secret anymore!

Researchers have studied the secret lives of southern elephant seals, revealing their detailed feeding behavior in relation to oceanographic features. The measurements show that seal populations in different regions have distinct foraging strategies, which may explain the decline of Indian and Pacific seal numbers since the 1950s.

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.

Metabolic study in mice could lead to 'good cholesterol' boosters

Researchers identified a new player in the control of good cholesterol that circulates in the bloodstream and reduces heart attack risk. By manipulating levels of an enzyme called proprotein convertases, they were able to boost or reduce HDL-C levels, offering potential for therapies against heart disease.

Cornell scientists link E. coli bacteria to Crohn's disease

A recent study published in The ISME Journal reveals that a specific group of E. coli bacteria is associated with chronic intestinal inflammation in patients with Crohn's disease. Researchers found an increased level of invasive E. coli bacteria in inflamed areas of the small intestine, suggesting a potential causal link to the disease.

AAAS analysis finds Congress would add billions to FY 2008 R&D investment

According to the American Association for the Advancement of Science (AAAS), Congress is expected to increase research budgets across major non-defense agencies, with significant funding increases proposed for environmental, energy and biomedical initiatives. The proposed new spending would add billions to the FY 2008 budget.

High-intensity ultrasound may launch attack on cancer, wherever it lurks

Researchers at Duke University found that high-intensity focused ultrasound can activate the immune system to attack cancer cells, including those that have spread through the bloodstream. The treatment uses mechanical vibration to break apart tumor cells, releasing toxic substances that alert the immune system to cancer threats.

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.

Wealth gap is increasing, U-M study shows

A new University of Michigan study shows the wealth gap is increasing steadily, with the top 2% of families seeing a nearly doubling of their net worth, while the poorest quarter of families lose ground. The poorest ten percent of families even have negative net worth.

Argonne wins three R&D 100 awards for innovative technologies

Argonne scientists have won three R&D 100 awards for groundbreaking innovations in teleconferencing software, chemical gas detection, and medical imaging. The Access Grid platform enables global collaboration, while Passive Millmeter-Wave Spectroscopy provides a new tool for fighting terrorism. The Ultra-High Resolution Mammography Sys...

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.

Penn researchers discover how key protein stops inflammation

Penn researchers identified how regulatory protein Bcl-3 regulates inflammation by blocking ubiquitination, a critical biochemical process. This discovery opens new avenues for developing therapies to treat infectious or inflammatory diseases such as sepsis and rheumatoid arthritis.

'Convenience' foods save little time for working families at dinner

A recent study by UCLA's Center on Everyday Lives of Families found that convenience foods are commonly used in American families' dinners despite initial expectations. On average, meals took 52 minutes to prepare, with no significant time savings from relying on convenience foods. The study also revealed that mothers bear the brunt of...

Michigan-CDC study supports value of social restrictions during influenza pandemics

A Michigan-CDC study analyzed 43 US cities during the 1918-1919 Spanish flu pandemic and found that sustained non-pharmaceutical interventions (NPIs) like quarantine, isolation, school closures, and public gathering cancellations significantly reduced mortality rates. The study's findings challenge conventional wisdom on the effectiven...

Bacteria may not hasten death

A study by University of Southern California researchers found that bacteria-free fruit flies lived as long as their bacterial counterparts, challenging conventional wisdom about the impact of microbes on lifespan. The finding suggests that factors other than bacterial load may limit life span.

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.

A new wrinkle in thin film science

Scientists have developed a simple experiment to measure the mechanical properties of thin films, which could impact industries like cosmetics, coatings and nanoelectronics. The new method uses low-power optical microscopy to observe wrinkles in the film, providing insight into material properties.

Underinsured children receive fewer vaccines

A new study found that underinsured children are at risk of not getting needed vaccines due to lack of funding and restrictive policies. The authors suggest strategies to enhance immunization benefits for this vulnerable group of children.

The eyes have it: What do we see when we look at ads?

A new study using eye-tracking software found that consumers focus on ads based on their goals, such as memorization or learning about a brand. The researchers suggest that understanding these goals is crucial for effective advertising.

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.

Preclinical study links gene to brain aneurysm formation

Researchers found that suppressing the endothelial nitric oxide synthase (NOS-3) gene led to intracranial aneurysm formation in 33% of study subjects. The study suggests that NOS-3 plays a crucial role in vascular remodeling and may be a marker for increased risk of brain aneurysms.

Viewing ecosystems from above

Recent advancements in remote sensing technologies, such as lidar and high fidelity imaging spectroscopy, enable researchers to study ecological systems at multiple levels. These tools provide essential information for characterizing landscape dynamics and quantifying ecosystem functions related to biogeochemical cycling.

New mechanism links smoking to lung damage

Researchers discover a poorly understood mechanism linking smoking to lung damage, where toxins in cigarette smoke open unpaired hemichannels that lead to rapid cell death. Drugs preventing hemichannel opening offer new ways to prevent cellular damage and potentially treat diseases tied to oxidative stress.

Old McDonald's has a hold on kids' taste buds, Stanford/Packard study finds

A study published in Archives of Pediatrics & Adolescent Medicine found that 3- to 5-year-old children preferred the taste of McDonald's-branded chicken nuggets over identical, unbranded versions. The degree of preference correlated with the number of TVs in their homes and frequency of eating at McDonald's.

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.

Study sees US retirement wealth up sharply by 2040

A new study predicts that Americans' 401(k) plans will be substantially wealthier in real terms by 2040, even if stock market returns are lower than historical values. The research found that future retirees will likely have more assets due to longer working careers and the shift towards 401(k) plans.

Decision aid for diabetes

A decision aid for patients with diabetes was developed by Victor Montori and colleagues, enabling them to make informed choices about statin use. The tool created a conversation about medications, allowing patients to weigh the benefits and risks of statins.

Link identified between Alzheimer's disease and glaucoma

Researchers have found a clear link between Alzheimer's disease and glaucoma, with key proteins implicated in both conditions. Novel drugs targeting these proteins may be used to treat glaucoma, opening up new avenues for treatment beyond intraocular pressure control.

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.

Why do some teens get more out of youth activities?

A University of Illinois study confirms that investing time and energy in youth activities and taking on a leadership role are key to maximizing their benefits for teens. Participation time is more important than the activity itself, according to the research.

Computer graphics spills from milk to medicine

The new UC San Diego model can create life-like milk images based on fat and protein content, and work backwards to determine the composition of a material. This technology has potential applications in food safety, atmospheric science, and diagnostic medicine.

Backache sufferers who fear pain change movements

Researchers found that individuals with a high fear of back pain will exhibit unusual movement patterns to prevent exacerbation, which can ultimately weaken their muscles. This study aims to inform the development of new treatments for backaches, a common condition affecting eight out of ten adults.

Young children's taste preferences may be influenced by fast-food branding

A study published in Archives of Pediatrics & Adolescent Medicine found that preschoolers aged 3-5 preferred the taste of foods and drinks in McDonald's packaging to identical products in unbranded packaging. Children who watched more TV and ate more McDonald's food also showed a stronger preference for branded options.

Meta Quest 3 512GB

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