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Science News Archive December 2012 - Page 21


Page 21 of 24

Cork the key to unlocking the potential of graphene

Researchers have successfully formed graphene into useful three-dimensional structures by mirroring the structure of cork, enabling record-breaking strength and elasticity. The breakthrough, published in Nature Communications, has opened up new avenues for investigations of graphene's potential applications.

SourceMonash University·JournalNature Communications·DateDec 4, 2012

Hogging the spotlight: South Farms pig gets international attention

The completed genome annotation is expected to accelerate progress in both biomedical and agricultural research. The project's findings provide valuable insights into the evolution and domestication of pigs, as well as potential applications in animal breeding and disease modeling.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalNature·DateDec 4, 2012

A bridge to the quantum world: Dirac electrons found in unique material

Scientists have found elusive Dirac electrons in a unique material, paving the way for faster and more secure quantum computing. The discovery uses superconducting properties to create a new kind of qubit, potentially overcoming local noise problems in quantum computers.

SourceUniversity of Michigan·JournalPhysical Review Letters·DateDec 4, 2012

Fitness for toad sperm: The secret is to mate frequently

Researchers found that male toads storing sperm during the breeding season produced sperm with higher motility than those kept under natural conditions without females. Frequent mating also appeared to slow down sperm senescence, a process affecting sperm quality with age.

SourceUniversity of Veterinary Medicine -- Vienna·JournalPLOS ONE·DateDec 4, 2012
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.

5 big strides to fight lung disease in our tiniest patients

Dr. Bernard Thébaud's team presents promising findings on treating bronchopulmonary dysplasia (BPD), a lung disease affecting thousands of premature newborns annually. Their study suggests the use of human umbilical cord-derived stem cells as a potential treatment, paving the way for further research and clinical trials.

SourceThe Ottawa Hospital·JournalThorax·DateDec 4, 2012

Predicting the age at menopause of women having suffered from childhood cancers

A study published in Human Reproduction found that women who suffered from childhood cancer were more likely to experience early menopause, with a median age of 44 years. The researchers identified radiation doses and cancer treatments during puberty as risk factors for non-surgical menopause.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalHuman Reproduction·DateDec 4, 2012
Apple iPhone 17 Pro

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

Web-based project prevents epilepsy-related depression

A new study by Emory researchers has proven successful in preventing depression in people with epilepsy, reducing seizures and improving quality of life. The web-based method, called Project UPLIFT, provides patients with depression prevention and stress management skills, increasing knowledge and skills to replace negative feelings.

SourceEmory Health Sciences·DateDec 4, 2012

New optical tweezers trap specimens just a few nanometers across

Researchers at Stanford University School of Engineering have designed a novel light aperture that can stably trap objects as small as 2 nanometers using plasmonic technology. The device uses a silver and silicon dioxide structure to focus light and create a powerful, concentrated beam that can trap tiny particles.

SourceStanford University School of Engineering·JournalNano Letters·DateDec 4, 2012

Working towards happiness

A new study by Dr. Elizabeth Mokyr Horner found that individuals experience a large improvement in well-being and life satisfaction after retirement, but this benefit stabilizes at age 70 regardless of the individual's retirement age. The researcher concludes that well-being may be affected minimally by increasing the retirement age.

SourceSpringer·JournalJournal of Happiness Studies·DateDec 4, 2012
Celestron NexStar 8SE Computerized Telescope

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

Synchrotron gives insight into green energy enzymes

UC Davis chemists used a Japanese synchrotron to study hydrogenases, natural catalysts that power the 'hydrogen economy'. They discovered new details about the iron-nickel complex, revealing how atoms can move in the enzymes.

SourceUniversity of California - Davis·JournalAngewandte Chemie International Edition·DateDec 4, 2012

Delivered meals help seniors stay in their homes

A Brown University analysis found that states spending more on home-delivered meals under the Older Americans Act have fewer low-care nursing home residents. Home-based meals emerged as a statistically significant factor affecting state-to-state differences in low-care nursing home population.

SourceBrown University·JournalHealth Services Research·DateDec 4, 2012

Rewriting personal history by inventing racist roads not taken

A study by Northwestern University's Kellogg School of Management found that people distort their memories and convince themselves they passed up opportunities for racism, even if none existed. This mental trick increases willingness to express less racially sensitive views and feel licensed to behave in questionable ways.

SourceNorthwestern University - Kellogg School of Management·JournalJournal of Personality and Social Psychology·DateDec 4, 2012
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.

The radical restructuring of brain networks in comatose patients

Researchers found that comatose patients' brain networks are restructured in a radical way, with some regions becoming hubs and others less connected. This changes could be linked to consciousness disorders and may help clinical practitioners diagnose comatose patients more accurately.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalProceedings of the National Academy of Sciences·DateDec 4, 2012

Protected 'power naps' prove helpful for doctors in training to fight fatigue

Researchers found that protected sleep periods increased time slept while on call by 50% and decreased overall time awake, leading to improved sleep quality and reduced fatigue. The study provides evidence that young doctors value the importance of sleep and are looking for ways to increase performance to better treat patients.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA·DateDec 4, 2012

Crag keeps the light 'fantastic' for photoreceptors

Researchers discovered Crag's crucial role in maintaining photoreceptor integrity by regulating the trafficking of rhodopsin. The protein activates Rab11, which enables the transport of vesicles loaded with freshly made rhodopsin, resetting the light-sensing mechanism.

SourceBaylor College of Medicine·JournalPLOS Biology·DateDec 4, 2012
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.

Sunshine, biofuel and the tides, oh my!

Researchers are exploring ways to improve solar power forecasting, grow algae for biofuel sustainably, and model the environmental effects of tidal power. PNNL scientists have developed new approaches to predict clouds, analyzed resources needed for algal biofuel production, and created a computer model to study tidal energy extraction.

SourceDOE/Pacific Northwest National Laboratory·DateDec 4, 2012

Study finds prioritizing rather than canvassing entire plant genome may lead to improved crops

Researchers at Kansas State University have developed a new method for prioritizing genes in plant genomes, which has been shown to improve the likelihood of finding critical genes controlling traits such as drought tolerance and grain yield. By applying genetic-analysis methods used to study humans, scientists were able to identify a ...

SourceKansas State University·JournalGenome Research·DateDec 4, 2012

California's N2O emissions may be nearly triple current estimates

Researchers found that nitrous oxide emissions in California may account for 8% of total greenhouse gas emissions, with a potential impact on the state's 2020 emission reduction targets. The study used a new method combining atmospheric measurements and model predictions to estimate N2O levels.

SourceDOE/Lawrence Berkeley National Laboratory·JournalGeophysical Research Letters·DateDec 4, 2012
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.

Bias may exist in rating of medical trainees

A study by UK researchers found that attending physicians tend to rate borderline performances lower when previously exposed to good, rather than poor, performances. This contrast bias may result in biased judgments in competency-based education assessment systems.

SourceJAMA Network·JournalJAMA·DateDec 4, 2012

'Transport infrastructure' determines spread of HIV subtypes in Africa

A new study published in AIDS Journal found that HIV subtype distribution is strongly influenced by spatial accessibility and transportation networks in Africa. The research used advanced mapping techniques to assess the role of 'spatial connectivity' in the spread of HIV across sub-Saharan Africa.

SourceWolters Kluwer Health·JournalAIDS·DateDec 4, 2012

Mercury in coastal fog linked to upwelling of deep ocean water

Researchers found elevated mercury levels in coastal fog due to upwelling of deep ocean water, which brings the element to the surface and into the atmosphere. While the levels are extremely low, more research is needed to understand the processes involved.

SourceUniversity of California - Santa Cruz·DateDec 4, 2012
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.

Genetics Society of America's Genetics journal highlights for December 2012

The December issue of Genetics Society of America's journal features research on genetic variation in yeast, gene functional trade-offs, and serotonin signaling in C. elegans. These studies explore how genetic variations affect function and provide insights into the evolution of pleiotropy and the mechanism of signaling by serotonin.

SourceGenetics Society of America·JournalGenetics·DateDec 4, 2012

MIT Deshpande Center announces Fall 2012 research grants

The Deshpande Center has awarded grants to ten MIT research teams working on early-stage technologies with the potential to significantly impact various fields. These projects aim to develop new technological innovations in areas such as cancer treatment, computation, and food production.

SourceMassachusetts Institute of Technology·DateDec 4, 2012

Predictors of postpartum pelvic joint pain identified among working women

A new study has identified factors during pregnancy and postpartum that can predict pelvic girdle pain among working women. History of low back pain and higher somatization are found to be predictors, while more sleep or rest and fewer days of bed rest after delivery are associated with a lower risk.

SourceElsevier Health Sciences·JournalPain·DateDec 4, 2012
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.

Genetic data shows that skin cancer risk includes more than UV exposure

A new study published in Genetics reveals that assessing skin cancer risk can be improved by accounting for genetic factors, such as family history and ethnicity. The researchers developed a more precise model for assessing risk using phenotypic and genetic information from over 5,000 participants.

SourceGenetics Society of America·JournalGenetics·DateDec 4, 2012

Targeting neurotransmitter may help treat gastrointestinal conditions

Researchers found that targeting glutamate receptors in the vagus nerve may control pancreatic functions, providing new hope for treating conditions like gastro-esophageal reflux disorder. The study's findings support the idea that separate nerve pathways regulate diverse organs along the upper gastrointestinal tract.

SourcePenn State·JournalThe Journal of Physiology·DateDec 4, 2012

Smartphones might soon develop emotional intelligence

Researchers at the University of Rochester developed a computer program that analyzes 12 features of speech to identify six emotions from sound recordings, achieving 81% accuracy. The system can be used to develop complex apps that adjust colors and music based on user emotions.

SourceUniversity of Rochester·DateDec 4, 2012
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.

Gordon and Betty Moore Foundation gives a big boost to BigBOSS

The Gordon and Betty Moore Foundation has awarded a $2.1 million grant to the University of California at Berkeley's Berkeley Center for Cosmological Physics to advance dark energy research through the BigBOSS project. BigBOSS aims to study dark energy with unprecedented precision using revolutionary technologies.

SourceDOE/Lawrence Berkeley National Laboratory·DateDec 4, 2012

UK initiates first cancer reporting model of its kind in US

The University of Kentucky has developed a pioneering electronic health record (EHR) reporting system for cancer cases to the state's cancer registry. This innovation enables real-time data transmission, facilitating faster trend analysis and informed statewide cancer control efforts.

SourceUniversity of Kentucky·DateDec 4, 2012

Scientists find oldest dinosaur -- or closest relative yet

Researchers uncover fossils of a previously unknown species, Nyasasaurus parringtoni, that is believed to be the earliest dinosaur or closest relative yet. The discovery pushes back the origins of dinosaur lineage by 10-15 million years and reveals characteristics common to early dinosaurs.

SourceUniversity of Washington·JournalBiology Letters·DateDec 4, 2012

2012 AAAS Scientific Freedom and Responsibility Award goes to Fukushima nuclear catastrophe investigator Dr. Kiyoshi Kurokawa

Dr. Kurokawa led an independent commission investigating the Fukushima nuclear disaster, exposing regulatory capture and cultural factors that contributed to the accident. The Commission's report was presented to Parliament and has since led to a safety-first standard for the global nuclear sector.

SourceAmerican Association for the Advancement of Science (AAAS)·DateDec 4, 2012
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.

Fellows to look at the future of the UK and Scotland

The Economic and Social Research Council (ESRC) has appointed seven senior fellows to examine the impact of Scottish independence on the UK. The fellowship program aims to provide independent research evidence to inform the debate and planning for both scenarios.

SourceEconomic & Social Research Council·DateDec 4, 2012

Infants learn to look and look to learn

Researchers at the University of Iowa documented infants' ability to create knowledge by looking at their surroundings, starting nearly from birth. Infants need to dwell on objects to learn about them, and a mathematical model validates this importance.

SourceUniversity of Iowa·JournalCognitive Science·DateDec 4, 2012

Quantum thermodynamics

Researchers found that blackbody radiation shifts caused by surrounding chamber temperature can impose limits on atomic clock precision. The study, led by Charles Clark and Marianna Safronova, explores how ytterbium atoms are affected by this faint form of influence, crucial for future clock recalibrations.

SourceJoint Quantum Institute·JournalPhysical Review Letters·DateDec 4, 2012

Brain stimulation may buffer feelings of social pain

Researchers found that stimulating the right ventrolateral prefrontal cortex (rVLPFC) can alleviate the painful effects of social exclusion. Participants who received rVLPFC stimulation reported less unpleasantness and hurt feelings during a virtual ball-tossing game, regardless of whether they believed they were being socially excluded.

SourceAssociation for Psychological Science·JournalPsychological Science·DateDec 4, 2012
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.

Metabolic biomarkers for preventive molecular medicine

Researchers have identified 48 metabolites linked to cellular ageing and disease risk in mice. The study reveals a strong connection between metabolism and biological age, offering new insights into preventive molecular medicine.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalAging Cell·DateDec 4, 2012

Nature Materials study: Boosting heat transfer with nanoglue

A team of researchers developed a new method to significantly increase heat transfer rate across different materials by sandwiching an ultrathin layer of 'nanoglue' between copper and silica. The approach demonstrated a four-fold increase in thermal conductance, promising new innovations in cooling and energy applications.

SourceRensselaer Polytechnic Institute·JournalNature Materials·DateDec 4, 2012
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.

Numerical study suggests subsea injection of chemicals didn't prevent oil from rising to sea surface

A new study using 3D models shows that chemical dispersants injected into the Macondo wellhead had little effect on preventing oil from reaching the sea surface. The researchers found that the oil droplets were too small for the dispersants to have a significant impact.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalEnvironmental Science & Technology·DateDec 4, 2012

Webcams offer a low-cost way to tune lasers for serious science

A new diffraction spectrometer uses a webcam and diffraction grating to achieve sub-picometer accuracy in laser tuning. The instrument is simple enough for undergraduate physics labs, providing training in optics and the wave nature of light.

SourceAmerican Institute of Physics·JournalReview of Scientific Instruments·DateDec 4, 2012

UC Riverside entomologist recognized for research in citrus entomology

Joseph Morse, a UC Riverside professor of entomology, has received the California Citrus Quality Council's Albert G. Salter Memorial Award for his steadfast dedication to the field of entomology. His extensive research on controlling citrus pests has led to significant contributions to the California citrus industry.

SourceUniversity of California - Riverside·DateDec 4, 2012
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.

New method for creating long-lived stem cells used for bone replacement

Researchers developed a new method to create long-lived stem cells for bone replacement by inserting human telomerase into mesenchymal stem cells. This allows the stem cells to retain their ability to become bone cells and divide repeatedly, making them suitable for tissue engineering applications.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalBioResearch Open Access·DateDec 4, 2012

Study: Parents key to preventing alcohol, marijuana use by kids

Researchers found that students with high levels of family social capital and low levels of school social capital were less likely to have used marijuana or alcohol. This suggests that parental involvement is crucial in shaping children's decisions about substance use.

SourceNorth Carolina State University·JournalJournal of Drug Issues·DateDec 4, 2012