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Science News Archive June 2010


Page 2 of 24

Eternally green: New eco-friendly cremations and burials

New eco-friendly cremation methods use low-heat processes and break down corpses into soil, reducing greenhouse gas emissions. A corpse composting method turns bodies into natural soil without a sealed casket, providing environmentally friendly burial options

Pathologists call for new training program to support personalized medicine

Experts in pathology are advocating for a comprehensive training program to integrate genomics and personalized medicine into daily practices. The proposed curriculum would cover laboratory medicine, genetic counseling, and health information technology, enabling pathologists to serve as primary consultants for physicians and patients.

Exposure to secondhand smoke in the womb has lifelong impact

Newborns of non-smoking mothers exposed to secondhand smoke during pregnancy have genetic mutations that may affect long-term health, including survival, birth weight, and susceptibility to diseases like cancer. The study confirms previous research on the effects of passive smoke on gene expression.

Electrons are late starters

Scientists measure delay of tens of attoseconds between light pulse and electron emission, challenging existing models. The findings have important implications for simulating electronic properties of materials.

Apple iPhone 17 Pro

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

Effect of fire on birds evaluated

In European mountains, burning has become a common tool for managing scrubland, but its impact on bird populations is varied. The study found that some species, such as the Dartford warbler, recover more slowly after fire at higher altitudes.

Scientists find direct line from development to growth

Researchers at Duke University have identified a direct connection between plant development and growth, revealing that the Short-root protein controls the activity of genes involved in cell division. This discovery has significant implications for our understanding of growth and development in plants and potentially other species.

Memory links to 40 winks

Researchers at Washington University in St. Louis found that sleep strengthens weak associations in the brain, improving prospective memory and recall of future intentions. The study showed that a good night's sleep helps individuals carry out their plans more effectively by enhancing the link between context and intention.

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.

Breakthrough in understanding cell development

Researchers have discovered a crucial protein controlling cell division and acquisition of characteristics in plants. This breakthrough provides new insights into the co-ordination of cellular processes and may have implications for animal biology and organ formation.

Study shows age doesn't necessarily affect decision-making

A North Carolina State University study reveals that older adults fare equally well as young adults in making intuitive decisions, but face challenges with complex decision-making. Older adults with higher education performed better at remembering specific criteria and utilizing them when making decisions.

ESA to set tiny hair-like Webb Telescope microshutters

The European Space Agency has received tiny microshutters, as small as human hair, which will focus the infrared camera on specific targets to the exclusion of others. These microshutters are a key component in the James Webb Space Telescope's ability to observe distant stars and galaxies.

Zapping Titan-like atmosphere with UV rays creates life precursors

Researchers at University of Arizona successfully created nitrogenated organic molecules in a laboratory setting that mimics Titan's atmosphere. The findings suggest that complex organic molecules could be present on Titan, potentially creating conditions conducive to life.

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.

Deaths in the family cause bacteria to flee

Researchers found that bacteria release extracellular DNA (eDNA) when relatives die, which inhibits the sticky holdfasts of living cells from adhering to surfaces. This allows surviving cells to escape established colonies and outcompete each other for better conditions.

Depressed mice could aid research on drug-resistant depression in humans

Researchers have discovered a strain of genetically defective mice that exhibit behavioral, hormonal, and neurochemical characteristics similar to those of human patients with drug-resistant depression. The mice respond to certain antidepressant drugs, offering a potential animal model for understanding human depression.

Diamonds and the holy grail of quantum computing

Researchers at the Wuhan Institute of Physics and Mathematics have made a breakthrough in developing diamond nitrogen vacancy materials for room-temperature quantum computing. The team's discovery could lead to significant advances in condensed matter physics, quantum information science, and diamond making technology.

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.

Pay-for-performance for hospitals

A study found that US hospitals in disadvantaged areas lag behind in treating heart failure and heart attack, despite improvement over time. The pay-for-performance program may exacerbate existing inequalities in the healthcare system.

Desert bats reveal the secret of their survival

Researchers found desert-living bats have reduced cutaneous water loss compared to non-desert species, with a potential mechanism involving lipid composition adjustments. This adaptation could provide significant insight into how bats cope with future climate changes.

Researchers suggest new paradigm for breast cancer screening

The authors propose a new paradigm for breast cancer screening, shifting focus from mammography to more effective early detection methods. Behavioral interventions appear to have limited impact on repeat screening rates, and media attention highlights the flaws of current technologies.

Computer modeling to build better mud bricks

A researcher at the University of Illinois Chicago is using computer modeling to improve the durability of mud bricks and rammed earth structures. The project aims to provide insights into their structural behavior and design safer buildings.

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.

Irish hares fall foul of modern farming trap

Research from Queen's University Belfast suggests that Irish hare populations are declining due to changes in farming practices. Hares require a specific patchwork of grassland and tall vegetation for feeding and hiding, but silage fields are mistakenly identified as suitable habitats, leading to traps and population declines.

Beating doctor burnout and protecting patients

A five-year pan-European research project is investigating whether working conditions in hospitals contribute to doctor 'burnout' and affect patient care. The study aims to identify issues within the workplace that lead to burnout and develop strategies to improve organisational culture, reduce stress, and enhance patient safety.

Can you make a snail forget?

Researchers found that predator scent enhanced the ability of pond snails to form memory following training, while overcrowding and reduced calcium had a blocking effect. The scientists believe that the ability to remember unfamiliar environments, new predators and food sources is vital to the survival of the pond snail in the wild.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

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.

Experiencing different cultures enhances creativity

A study published in Personality and Social Psychology Bulletin found that students who lived abroad showed more evidence of creativity than those who didn't. Multicultural learning is believed to be a critical component of the adaptation process, acting as a creativity catalyst.

Impulsive, weak willed or just too much dopamine?

A recent brain study published in the Journal of Neuroscience has found that increased levels of dopamine in the brain make individuals more likely to choose instant gratification over longer-term rewards. This is linked to conditions such as ADHD, where high dopamine levels contribute to impulsive behavior.

UCLA engineer's telemedicine invention poised to begin trials in Africa

The UCLA engineer's telemedicine invention uses a lensless cellphone microscope to detect sub-cellular elements and has the potential to revolutionize healthcare in developing countries. With its ability to be miniaturized, inexpensive, and easy to use, this technology aims to bridge the gaps left by inadequate healthcare infrastructure.

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.

Fast-tracking the manufacture of glasses

Researchers have developed a new method to manufacture highly stable glass films with properties equivalent to those of conventionally aged glasses. This breakthrough uses physical vapor deposition and alternating current nanocalorimetry, enabling the production of 'impossible materials' in a matter of minutes.

Arctic climate may be more sensitive to warming than thought, says new study

A recent study suggests the Arctic climate system may be more sensitive to greenhouse warming than previously thought. The researchers used three independent methods to measure Pliocene temperatures on Ellesmere Island, finding that CO2 levels of approximately 400 parts per million can produce mean annual temperatures in the High Arcti...

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.

Despite countless changes, original HIV infection lurks within

A recent study found that the original HIV strain still exists in the body months after initial infection, with immune cells degrading it at an accelerated rate. The research analyzed over 100,000 genetic snippets and revealed that the virus mutates rapidly to evade the immune system, but certain portions remain persistent.

Turning back the cellular clock

Researchers at Tel Aviv University have successfully tracked the progression of adult stem cells through live imaging, gaining insight into how they are reprogrammed and evolve over time. This breakthrough could lead to more efficient and effective cell reprogramming techniques for treating diseases such as Parkinson's.

A community approach to kicking the habit

Researchers are harnessing local community champions to challenge smoking norms and encourage quitting in Aspley ward, where 53% of residents smoke. The two-year project will profile positive messages to smokers and enlist the help of community champions to raise awareness.

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.

Feast and famine: MRI reveals secrets of animal anatomy

Danish scientists used MRI and CT to study internal organs in animals like alligators, snakes, and tarantulas. They found that snakes adapt their organs for big meals and digestion, allowing them to survive 'feast and famine' lifestyles.

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.

Dr. Jayne Fulkerson receives $3.2 million NIH grant

The study will test the effectiveness of an intervention called HOME Plus, which teaches families how to create nutritious meals and snacks together, reducing screen time for children. Participating families will learn nutrition education, cooking skills, and collaborate on meal preparation.

NASA data see Alex's core aligned, growing toward hurricane strength

Tropical storm Alex is strengthening due to low wind shear and warm ocean surface temperatures, posing a threat of heavy rainfall, gusty winds, and storm surge to northeastern Mexico and southeastern Texas. The National Hurricane Center predicts the storm will make landfall on Wednesday, bringing potentially life-threatening conditions.

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.

Key component indentified that helps plants go green

A team of researchers from Duke University and the Salk Institute for Biological Studies has identified a key intermediary between the light system for information and the light system that makes fuel in plants. The discovery, led by Meng Chen, could help increase agricultural yields or improve photosynthesis of biofuel crops.

Drinking alcohol during pregnancy may damage semen quality in sons

Research found that mothers who drank 4.5 or more drinks a week during pregnancy had sons with lower sperm concentrations, averaging around 25 million per milliliter. The study also discovered an association between prenatal alcohol exposure and semen volume and total sperm count.

Sandia Labs reports first monolithic terahertz solid-state transceiver

Researchers at Sandia National Laboratories have successfully integrated a terahertz quantum-cascade laser and diode mixer into a compact, monolithic platform, reducing the need for precise optical alignment. This innovation could enable new applications in security, communications, and medical diagnostics.

Ecological Society of America announces 2010 award recipients

The Ecological Society of America honors seven distinguished ecologists for their outstanding contributions to the field. The awards recognize achievements in ecological research, education, and sustainability, including Simon A. Levin's Eminent Ecologist Award and Martin Lindegren's Sustainability Science Award.

Interventions to promote repeat breast cancer screening with mammography

A recent meta-analysis found that there is no single best intervention for promoting repeat breast cancer screening with mammography. The studies were heterogeneous, differing in their conclusions about similar interventions due to a lack of standardization among interventions or different populations and settings.

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.

Use of less invasive, imaging-guided biopsies on the rise

A study found that imaging-guided percutaneous needle biopsies increased by 67% between 1997 and 2008, while open biopsies decreased. The technique offers greater precision and lower complication rates, resulting in a modest growth rate of 3% overall.

Is your left hand more motivated than your right hand?

Researchers found that only one side of the brain can be motivated at a time, with subliminal cues influencing hand grip strength. This unilateral effect challenges traditional views on motivation and its relationship to conscious awareness.

Celestron NexStar 8SE Computerized Telescope

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