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Science News Archive March 2011


Page 1 of 28

EarthScope seismic sensors head east of the Mississippi

The EarthScope Transportable Array has reached a major milestone by installing its first station east of the Mississippi River in northwest Mississippi. This new station will continuously record ground motion from local, regional and global earthquakes for the next two years.

SourceU.S. National Science Foundation·DateMar 31, 2011

Getting closer to a better biocontrol for garden pests

USDA scientists found bacterial strains producing the enzyme urease survive longer when fed to caterpillars, making them more effective at controlling pests. Researchers tested 50 strains and found that urease-producing phenotypes survived better when repeatedly fed to gypsy moths.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalBiological Control·DateMar 31, 2011

NHLBI funds 9 organizations to improve awareness of COPD

The National Heart, Lung, and Blood Institute (NHLBI) has awarded $383,000 to nine state and local organizations to enhance COPD education initiatives across the country. These organizations will focus on increasing awareness among at-risk populations and enhancing leadership for prevention and treatment.

SourceNIH/National Heart, Lung and Blood Institute·DateMar 31, 2011
Apple iPhone 17 Pro

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

Identifying the origin of the fly

The study identifies three periods of rapid evolution in the fly family tree, with mosquito, March fly, and common house fly branches emerging around 220, 175, and 50 million years ago. This research provides a framework for future comparative work on species critical to society and science.

SourceCSIRO Australia·JournalProceedings of the National Academy of Sciences·DateMar 31, 2011

2011 HFSP Nakasone Award for Michael Elowitz of Caltech

Michael Elowitz was awarded the 2011 HFSP Nakasone Award for his groundbreaking research on genetic noise, a concept that has transformed our understanding of cellular behavior. His work has shown that noise is not just a random variation but an essential element that enables core cellular functions.

SourceHuman Frontier Science Program·DateMar 31, 2011
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.

Closer look at cell membrane shows cholesterol 'keeping order'

Researchers at NIST and University of California, Irvine, developed a way to magnify cell membranes up to 1,000 times resolution, revealing the importance of cholesterol in maintaining membrane order. The findings suggest that cholesterol may have profound consequences for gatekeeper proteins, which interact constantly with the membrane.

SourceNational Institute of Standards and Technology (NIST)·JournalBiophysical Journal·DateMar 31, 2011

Biomedical engineers develop computational model to better understand genomes

Researchers have developed a computational model to clearly identify significant genome variations, which will aid in understanding the impact of such variations on cell functions and treatment outcomes. The approach was tested using Pseudomonas aeruginosa, a bacterium responsible for hospital-acquired infections, and showed promising ...

SourcePLOS·JournalPLOS Computational Biology·DateMar 31, 2011

First broad-scale maps of life on the sea-shelf

Marine scientists compiled a directory of life on Australia's continental shelf, identifying 37 environmental factors shaping seabed life. The new maps and knowledge highlight complex patterns of biodiversity across the country's shelf habitats.

SourceCSIRO Australia·DateMar 31, 2011

ALSPAC/Children of the 90s: 20 years old today

The ALSPAC project will investigate how behavior before birth, infancy, childhood, and adolescence affect adult health. Researchers will collect data from three generations: the original mothers and children, their adult offspring, and now, grandchildren.

SourceUniversity of Bristol·DateMar 31, 2011
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.

Electronic faucets unsafe for use in high-risk patient hospital settings

A study by researchers at Johns Hopkins University School of Medicine found that electronic faucets carry high levels of bacteria, including Legionella spp., compared to traditional manually operated faucets. The findings led to the decision to replace electronic faucets with manual ones in clinical areas.

SourceSociety for Healthcare Epidemiology of America·DateMar 31, 2011

Human impacts on the marine ecosystems of Antarctica

A recent study warns that human impacts on the Southern Ocean are degrading its unique ecology, threatening native fauna. The researchers highlight various human activities causing harm, including pollution, overfishing, and climate change, which are altering food webs and endangering species.

SourceNational Oceanography Centre, UK·JournalAnnals of the New York Academy of Sciences·DateMar 31, 2011

Advance toward making biodegradable plastics from waste chicken features

Researchers create water-resistant thermoplastic from chicken feathers using methyl acrylate, resulting in films with excellent mechanical properties and resistance to tearing and water. The development aims to replace petroleum-based plastics with renewable resources, promoting sustainability and environmental responsibility.

SourceAmerican Chemical Society·DateMar 31, 2011
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.

Novel nanowires boost fuel cell efficiency

Yale engineers have developed miniscule nanowires made of a novel material that boosts long-term performance in fuel cells. The nanowires' high surface area exposes more catalyst, increasing efficiency.

SourceYale University·JournalACS Nano·DateMar 31, 2011

Are we really communicating uncertain climate risks?

Climate change communication has been ineffective in changing public opinion, with researchers arguing that the public lacks understanding of climate uncertainties. A new study suggests that a cross-disciplinary team approach and strategic listening can improve communication.

SourceCardiff University·JournalNature Climate Change·DateMar 31, 2011

Understanding fathering

Researchers are exploring how fathers contribute to their children's cognitive development, emotional well-being, and social skills. Studies will examine the role of fathers in rural American communities, Israeli families, and low-income African American households, shedding light on the often-overlooked impact of fathering on childhood

SourceSociety for Research in Child Development·DateMar 31, 2011
Fluke 87V Industrial Digital Multimeter

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

Expanding the degrees of surface freezing

Scientists have found that molecules in thin films remain frozen at a temperature where the bulk material is molten. This phenomenon, known as surface freezing, occurs at the buried interface between bulk liquids and solid surfaces, with temperatures ranging from 10 to 30 degrees Celsius above the melting point of the bulk material.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review Letters·DateMar 31, 2011

In hungry flies, sense of smell grows keener

A new study in flies reveals that the sense of smell plays a crucial role in controlling appetite. When flies are starved for hours, their insulin levels drop dramatically, increasing the sensitivity of odor-sensitive neurons.

SourceCell Press·JournalCell·DateMar 31, 2011

TGen and Scottsdale Healthcare researchers discover microRNA role in brain metastasis

A study published by Scottsdale Healthcare and TGen identified microRNA-328 as a biomarker that can predict lung cancer patients' risk of developing brain metastasis. The study found that over-expression of microRNA-328 resulted in increased cancer cell migration, suggesting its involvement in 'brain-seeking' metastatic potential.

SourceThe Translational Genomics Research Institute·JournalInternational Journal of Cancer·DateMar 31, 2011
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Immune therapy can control fertility in mammals

Researchers have developed an immune therapy technique that can suppress fertility hormones in females and males, potentially preventing pregnancy. The treatment could be used on dogs, cats, and other mammals, as well as humans with hormonal imbalances or conditions such as androgen excess syndromes.

SourceNewYork-Presbyterian·JournalGenetic Engineering & Biotechnology News·DateMar 31, 2011

Results show benefits in using acute kidney injury criteria in the diagnosis of cirrhosis

A recent study found that using acute kidney injury (AKIN) criteria in hospitalized cirrhotic patients can predict outcomes and improve diagnosis. The AKIN criteria is more sensitive than current definitions, considering a ≥50% increase in serum creatinine within 48 hours as renal failure. This may lead to better management of health s...

SourceEuropean Association for the Study of the Liver·DateMar 31, 2011

New strategic plan for NIH obesity research seeks to curb epidemic

The NIH Strategic Plan for Obesity Research aims to curb the growing obesity epidemic by investigating key processes, understanding contributing factors, and designing new approaches for achieving a healthy weight. The plan also emphasizes education and outreach to move proven strategies into community programs and medical practice.

SourceNIH/National Heart, Lung and Blood Institute·DateMar 31, 2011

NIH investigators find link between DNA damage and immune response

Researchers have identified a connection between DNA damage and the regulation of inflammatory responses in humans. The study found that an injury to chromosomes alters the expression of Toll-like receptors, leading to inflammation. This discovery may lead to new treatments for inflammatory diseases and cancer.

SourceNIH/National Institute of Environmental Health Sciences·JournalPLOS Genetics·DateMar 31, 2011
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.

Green toad inhabited Iberian Peninsula 1 million years ago

A research study has found the first green frog fossil in Murcia, confirming the presence of the green toad in south eastern Spain at the end of the Early Pleistocene. The discovery provides key osteological clues and sheds light on the reasons behind its local extinction.

SourceSpanish Foundation for Science and Technology·JournalComptes Rendus Palevol·DateMar 31, 2011

Overscheduled children and adolescents

Extracurricular activities affect children's and adolescents' mental health, with excessive involvement linked to depression, loneliness, and risky behavior. Research explores the threshold effect beyond which benefits stabilize or decline.

SourceSociety for Research in Child Development·DateMar 31, 2011

Getting a grasp on memory

A team of researchers found that half of all learned insights are consolidated in our memories, and the amygdala plays a crucial role in this process. The study used camouflage images to induce sudden insight, and participants' ability to identify the images was predicted by amygdala activity.

SourceWeizmann Institute of Science·JournalScience·DateMar 31, 2011

A new signaling pathway of the immune system is elucidated

Researchers at Goethe University Frankfurt have elucidated a new signaling pathway in the immune system that regulates inflammation and chronic dermatitis. The discovery provides new avenues for therapeutic intervention and potential targeted therapy for patients with unclear origin.

SourceGoethe University Frankfurt·JournalNature·DateMar 31, 2011
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.

Poop reveals an immigrant in Isle Royale wolves' gene pool

Michigan Technological University researchers found an immigrant wolf in Isle Royale's gene pool through DNA analysis of scat samples. The introduction of new genes led to a decrease in inbreeding and increased survival rates among the wolves.

SourceMichigan Technological University·DateMar 31, 2011

Intelligent design: Engineered protein fragment blocks the AIDS virus from entering cells

Scientists have engineered a protein fragment that prevents the AIDS virus from entering cells, offering a potential breakthrough in treating and preventing HIV/AIDS infection. The discovery is based on a naturally occurring protein called RANTES, which was modified to remove harmful effects while maintaining its therapeutic properties.

SourceFederation of American Societies for Experimental Biology·JournalThe FASEB Journal·DateMar 31, 2011

Ants and termites boost dryland wheat yields

Studies by CSIRO and the University of Sydney found that ants and termites can increase wheat crop yields by up to 36% under low tillage conditions. The insects improve soil nitrogen and water infiltration, reducing runoff and evaporation. This breakthrough has significant implications for dryland agriculture in hot and dry climates.

SourceCSIRO Australia·JournalNature Communications·DateMar 31, 2011

Study identifies promising target for AIDS vaccine

Researchers at Dana-Farber Cancer Institute have identified a promising target for an AIDS vaccine: the V3 loop of the virus's protein envelope. Immune system antibodies aimed at this loop may offer protection against multiple genetic subtypes of HIV-1, offering hope for a universally effective vaccine.

SourceDana-Farber Cancer Institute·JournalPLOS ONE·DateMar 31, 2011
Celestron NexStar 8SE Computerized Telescope

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

The brain against words in the mirror

Researchers discovered that the brain processes mirrored words automatically and unconsciously in a matter of milliseconds. This finding opens up new avenues for studying dyslexia and other reading problems.

SourceSpanish Foundation for Science and Technology·JournalNeuroImage·DateMar 31, 2011

Why stem cells don't just want to make neurons

Researchers have discovered that a gene called Sox10 coordinates the balance of cell types in healthy development. This means that it's difficult to get 100% of cells to become one type, even in lab conditions. The study suggests that understanding these balancing mechanisms is crucial for harnessing stem cells in medical applications.

SourceBiotechnology and Biological Sciences Research Council·DateMar 31, 2011

Micro-RNA blocks the effect of insulin in obesity

Research finds micro-RNAs play a role in type 2 diabetes mechanism, blocking insulin's blood-sugar-reducing effect. Obese mice produce excess miRNA-143, which silences genes responsible for insulin activation.

SourceMax-Planck-Gesellschaft·JournalNature Cell Biology·DateMar 31, 2011
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.

Pitt-Stanford research suggests aimless proteins crucial to disease

Researchers discovered that a supposedly inactive protein ROP5 plays a crucial role in Toxoplasma gondii's ability to cause disease, suggesting the possible role of similarly errant proteins in other diseases. The team engineered strains without ROP5 and found the pathogen was unable to cause disease in mice.

SourceUniversity of Pittsburgh·JournalProceedings of the National Academy of Sciences·DateMar 31, 2011
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.

Age-related conditions develop faster in adults with diabetes

Middle-aged adults with diabetes are more likely to develop age-related conditions like cognitive impairment, incontinence, and vision problems. The study found that those with diabetes developed these conditions nearly double the rate of those without diabetes.

SourceMichigan Medicine - University of Michigan·JournalJournal of General Internal Medicine·DateMar 31, 2011

Fruit fly's response to starvation could help control human appetites

Biologists at UC San Diego identified molecular mechanisms in fruit flies that enhance the nervous system's response to smell, potentially regulating human appetite. The discovery could lead to new ways to decrease overeating among obese individuals and increase appetites among the infirm.

SourceUniversity of California - San Diego·JournalCell·DateMar 31, 2011

It's good to have a shady side: sun and shade leaves play different roles in tree canopies

New research reveals that tree leaves in different canopy positions respond to varying light conditions by changing shape and physiology. This adaptation allows trees to cope with stress and use resources more efficiently, with outer canopy leaves influencing the inner canopy's ability to utilize diffuse solar radiation.

SourceNational Evolutionary Synthesis Center (NESCent)·JournalFunctional Ecology·DateMar 31, 2011

Becoming a responsible citizen

Researchers worldwide investigate factors driving teen civic involvement, aiming to inform efforts boosting youth participation. The symposium in Montréal will explore how cultural, social, and individual elements influence civic engagement among adolescents.

SourceSociety for Research in Child Development·DateMar 31, 2011

Ground broken for new green technology and fire safety facilities

NIST has broken ground on three new facilities: a net-zero energy residential test facility, an expanded National Fire Research Laboratory, and over 2,500 solar energy modules. The Net-Zero Energy Residential Test Facility will serve as a testbed for new home-scale energy technologies, while the National Fire Research Laboratory expans...

SourceNational Institute of Standards and Technology (NIST)·DateMar 31, 2011
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.

Repulsive smell could combat bed bugs

Researchers from Lund University and Mid Sweden University have identified a type of smell produced by bed bugs, known as alarm pheromones, which is repulsive to nymphs and potentially useful for controlling the pests. The study's findings suggest that the smells given off by adult and nymph bed bugs are surprisingly similar.

SourceLund University·JournalPLOS ONE·DateMar 31, 2011

Biological molecules select their spin

Research by Prof. Ron Naaman and colleagues reveals that biological molecules, such as DNA, can discern between quantum states of spin, a phenomenon previously thought irrelevant to their function due to their size and temperature. This chiral property enables them to selectively interact with electrons carrying specific spins.

SourceWeizmann Institute of Science·JournalScience·DateMar 31, 2011
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.

The first non-trivial atom circuit: Progress toward an atom SQUID

Scientists at NIST and UM create a toroidal Bose-Einstein condensate with ultracold sodium atoms, exhibiting superfluidity and persistent flow. The circuit includes a tunable weak link barrier that controls the atom current to specific values.

SourceNational Institute of Standards and Technology (NIST)·JournalPhysical Review Letters·DateMar 31, 2011