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Science News Archive February 2011


Page 2 of 25

U-M develops a potential 'game changer' for pathologists

A University of Michigan-led team has developed a potential game changer for pathologists using Spatially-Invariant Vector Quantization (SIVQ) to analyze digital images made from tissue slides. SIVQ can pinpoint cancer cells, calcifications and other critical features with high accuracy and speed.

Free radicals may be good for you

A new study reveals that free radicals act as signal substances that increase the heart's contractions with the correct force. Persistent stress can lead to chronic levels of free radicals, potentially contributing to heart failure.

Apple iPhone 17 Pro

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

Gut bacteria can control organ functions

Research reveals that gut bacteria can exert control over metabolic functions of organs, including the liver, through changes in the microbiota. The study found that colonization with specific bacteria triggered changes in liver metabolic profiles, including glycogen and triglyceride production.

MIT-- parts of brain can switch functions

In people born blind, parts of the visual cortex are recruited for language processing, overturning the idea that language processing occurs in highly specialized brain regions. The study suggests that brain function is more dynamic and adaptable than previously thought.

Stretched rubber offers simpler method for assembling nanowires

The new method developed by NC State researchers allows for the controlled assembly of nanowires on rubber substrates, facilitating research into device applications such as nanoelectronics and nanosensors. By stretching the rubber substrate, the alignment and density of the nanowires can be precisely controlled.

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.

Study shows half of men in general population infected with HPV

A recent study found that approximately 50% of men in the general population are infected with human papillomavirus (HPV), a virus known for causing cervical cancer in women. The study also revealed high incidence and transmission rates, particularly among men with multiple partners.

A research study reveals deterioration in Mediterranean farmland patrimony

A research study by Universidad Carlos III de Madrid finds that traditionally irrigated Mediterranean landscape has suffered loss of cultural and ecological patrimony due to modernization. The study highlights the need for multifunctionality in hydraulic policy and conservation efforts to preserve these valuable landscapes.

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.

Lottery winners do not want their winnings to change them

Research at the University of Gothenburg reveals that most lottery winners maintain their normal lives with prudent consumption. Winners value work and leisure equally, and only a minority use their prize money to devote less time to work. Despite cautious spending, they experience increased happiness, security, and freedom.

U. Iowa team investigates function of 'junk DNA' in human genes

A new study reveals that Alu elements inserted into existing genes can alter protein production rates, contributing to evolutionary differences between humans and other primates. The research uses high-throughput RNA sequencing data to quantify the frequency and location of Alu-derived exons in human genes.

Older patients confused about multiple drug dosing

A new Northwestern Medicine study shows that standardized medicine prescriptions into doses at four clearly identified periods of day, can improve health outcomes for older patients. The study found that low health literacy was the greatest predictor of patients taking their medications more times per day.

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.

'Stupid strategies' could be best for the genes

A study published in Ecology Letters found that seemingly mindless survival strategies can be more effective than adapting to changes. This 'multiplier effect' states that individuals will thrive in their optimal environment if they follow what their parents did, leading to the success of their genes.

University of Miami scientists track great hammerhead shark migration

A study led by University of Miami scientists successfully tracked a great hammerhead shark for 62 days, revealing its northeast journey from South Florida to the Atlantic Ocean. The shark's movement provides new insight into its migratory patterns and habitat use, shedding light on conservation efforts.

OLCF, partners release eSiMon Dashboard simulation tool

The eSiMon Dashboard allows researchers to monitor and analyze simulations in real-time, providing a user-friendly interface for collaboration and data visualization. Key features include web-based access, variable annotation, and publication-quality image and video generation.

New marker found for Sanfilippo disease

Sanfilippo disease is a rare metabolic disorder caused by the accumulation of complex carbohydrates in cells, leading to severe physical and neurological problems. Researchers at UC San Diego have identified a novel secondary metabolite, dermatan sulfate, as a potential biomarker for the disease.

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.

Who's the best tennis player of all time?

A Northwestern University researcher developed a novel ranking system that evaluates male tennis players through network analysis. According to the study, Jimmy Connors ranks on top due to his long career and matches against other strong opponents. The rankings will be reassessed in 10 years to reflect changes in competition.

VIMS professor selected as Leopold Fellow

Professor Elizabeth Canuel of VIMS has been awarded a prestigious Aldo Leopold Leadership Fellowship to enhance her skills in effective science communication. She will participate in two intensive training sessions on Capitol Hill to promote the application of scientific knowledge to address environmental issues.

Compound useful for studying birth defects may also have anti-tumor properties

Researchers at North Carolina State University have found a compound that induces intestinal birth defects in frog embryos and also inhibits the growth of cancerous tumors. The compound, dubbed 'heterotaxin,' disrupts asymmetry in organ development and prevents normal blood-vessel formation, cell migration, and adhesion.

An Alzheimer's vaccine in a nasal spray

Researchers at Tel Aviv University develop a 2-in-1 vaccine that repairs vascular damage in the brain, protecting against both Alzheimer's and stroke. The vaccine activates macrophages to clear away damaging amyloid proteins, preventing further damage and promoting repair.

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.

Fingerprints of a gold cluster revealed

Scientists have successfully characterised the absorption spectrum of a gold cluster, shedding light on its electronic properties. The research provides valuable insights for future applications in catalysis, sensing, and molecular electronics.

Embargoed news from Annals of Internal Medicine

Researchers find that oral steroids improve symptoms of chronic rhinosinusitis with polyposis, while surrogate treatment decisions have a significant negative emotional impact on healthcare providers. The Hepatitis B vaccine has reduced infections in children, but targeted efforts are needed for adults. The USPSTF is updating its scree...

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.

Hotspots of carbon confusion in Indonesia threaten to warm the world more quickly

Indonesia aims to reduce greenhouse gas emissions, but contradictions in laws, regulations, and customary norms hinder progress. The country's forest management policies create hotspots of confusion over what constitutes 'peat' and 'natural forest', leading to ongoing conflicts between industry, government, and local communities.

Sugar-sweetened drinks associated with higher blood pressure

Researchers found a significant association between sugar-sweetened drink consumption and increased systolic and diastolic blood pressure levels. Higher glucose and fructose intake also contributed to higher blood pressure levels, particularly when combined with sodium.

How education can save your life

A new study reveals that education is inversely correlated with high blood pressure, with educated individuals experiencing a significant decrease in blood pressure over time. The research also found that higher levels of education are associated with lower BMI, smoking rates, and alcohol consumption.

Meta Quest 3 512GB

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

Reforming public health in England: An alternative way forward

A group of public health experts suggest an alternative way forward for reforming public health in England, proposing the creation of an independent authority within the NHS. This would allow for more control over budgets and a unified workforce, reducing political interference and promoting staff unity and morale.

Advanced degrees add up to lower blood pressure

A study led by Brown University researcher Eric Loucks found a significant correlation between advanced education and lower blood pressure in both men and women. Women who completed 17 years of schooling or more had systolic blood pressure readings that were on average 3.26 mmHg lower than those who did not finish high school.

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.

Immune molecule regulates brain connections

A recent study published in Nature Neuroscience reveals a potential link between immunity, infectious disease, and conditions such as schizophrenia and autism. Researchers found that an immune molecule called Major Histocompatibility Complex type 1 (MHC type I) regulates brain connections during early postnatal development.

Celestron NexStar 8SE Computerized Telescope

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

New study shows marine 'networks' can protect fish stocks

Researchers show strong links between South China Sea, West Pacific, and Coral Triangle preserve diversity and resilience of coral reefs. The region's natural resources are closely interconnected, highlighting the need for collective action to protect them.

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.

Floating solar panels

The AQUASUN project develops a new paradigm in energy production by floating solar panels on water, reducing the need for land-based installations. The technology combines solar cells with a cooling system using water to increase efficiency and reduce costs, while maintaining environmental sustainability.

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.

Successful tech transfer leads to more Hawaiian exports

USDA scientists have successfully applied generic irradiation protocols to control quarantine insect pests on fresh commodities, enabling easier and less costly exports of tropical fruits and vegetables from Hawaii. This technology has also been adopted by several countries, including Mexico, India, and Thailand.

Storytelling program improves lives of people with Alzheimer's

Researchers found that TimeSlips improves communication skills and positive affect in persons with dementia, promoting rich social interactions and meaningful activities. The program is an easy and affordable activity for long-term care facilities to implement, offering a stimulating alternative to typical activities.

Air Force-funded researcher investigates new material grown from sugar

Researchers have developed a method to create pristine sheets of graphene from regular table sugar, offering potential for lighter, faster and cheaper computer electronics. The technique allows for control over the film's thickness and opens up possibilities for doped graphene applications in various fields.

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.

HIV makes protein that may help virus's resurgence

Researchers have identified a protein produced by HIV-1 that drives infected cells out of dormancy and into the cell cycle. This finding sheds light on how HIV reactivates after entering a dormant state and may lead to new treatments for people with HIV infection.

Tweeting teenage songbirds reveal impact of social cues on learning

In a groundbreaking study, teenage male songbirds were found to significantly improve their singing in the presence of females, demonstrating the impact of social cues on learning. This finding has important implications for understanding human language acquisition and motor skill development.

Mission to extra-solar planets approved

The European Space Agency has approved a £400 million mission to study extra-solar planets, led by UCL, to look for signs of life in nearby star systems. The Exoplanet Characterisation Observatory (EChO) will use a 1.2 meter telescope to analyze the atmospheres of habitable planets and search for biomarkers.

Listening to music is biological

Researchers studied 437 family members aged 8-93, finding a strong link between active music listening, creativity, and genetic variations associated with AVPR1A gene. The study provides molecular evidence of sound's role in social communication and attachment behavior.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.