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Science News Archive January 2013 - Page 9


Page 9 of 27

Liquid metal makes silicon crystals at record low temperatures

Scientists have created a way to produce crystalline silicon directly at just 180 F by using liquid metal, offering a more efficient and environmentally friendly process. The new method has the potential to significantly reduce production costs and make alternative semiconductors more viable for solar energy applications.

SourceUniversity of Michigan·JournalJournal of the American Chemical Society·DateJan 24, 2013

Genes provide clues to gender disparity in human hearts

Researchers at Washington University in St. Louis have discovered genetic differences between men's and women's hearts, finding that women with failing hearts have weaker gene expression systems than men, while men are more susceptible to atrial fibrillation and long-QT syndrome.

SourceWashington University in St. Louis·JournalPLOS ONE·DateJan 24, 2013
Apple iPhone 17 Pro

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

Research ties lightning to onset of headache, migraines

A study published in Cephalalgia found a significant correlation between lightning strikes and an increased risk of headache and migraine in chronic sufferers. The research suggests that electromagnetic waves emitted by lightning may trigger headaches, while also producing air pollutants that could lead to migraines.

SourceUniversity of Cincinnati·JournalCephalalgia·DateJan 24, 2013
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.

Bats split on family living

Researchers found a unique social structure in a small town where males and females coexist in the same roosts. This arrangement allows females to conserve energy and ensures faster growth of their young. In contrast, lowland areas have female-only childrearing colonies.

SourceUniversity of Leeds·JournalPLOS ONE·DateJan 24, 2013

Red explosions: The secret life of binary stars is revealed

Researchers have discovered a way to identify and explain the luminosity generated during common envelope events involving binary stars. The events result in bright red outbursts, similar to recently discovered Luminous Red Novae. Natalia Ivanova's analysis provided new insights into these celestial phenomena.

SourceUniversity of Alberta·JournalScience·DateJan 24, 2013

Better outlook for dwindling black macaque population in Indonesia

A new study by researchers at the University of Washington and in Indonesia has found that the population of critically endangered Sulawesi black macaques has stabilized over the past decade. The long-term survey, which began in 1999, shows a gradual increase in the number of groups and individuals per square kilometer, with the popula...

SourceUniversity of Washington·JournalAmerican Journal of Primatology·DateJan 23, 2013
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.

Greenland ice cores provide vision of the future

A new study using a 2,540-metre long Greenland ice core has reconstructed the island's temperature and ice sheet extent during the last interglacial period, known as the Eemian period. The research found that the warmest temperatures were about 8°C degrees warmer than average over the past 1,000 years.

SourceCSIRO Australia·JournalNature·DateJan 23, 2013

Astrocytes identified as target for new depression therapy

Researchers at Tufts University have found that astrocytes regulate a neurotransmitter involved in sleep, which may lead to the development of effective and fast-acting antidepressant drugs. The study suggests that mimicking sleep deprivation in mice by manipulating astrocytes can rapidly improve depressive-like symptoms.

SourceTufts University, Health Sciences Campus·JournalTranslational Psychiatry·DateJan 23, 2013

First special edition updating progress on efforts to map human proteins

The Chromosome-Centric Human Proteome Project (C-HPP) is a 10-year effort to map and describe human proteins. The project aims to provide a full catalogue of proteins with practical applications in novel drug targets, diagnostic biomarkers, and understanding cellular regulators.

SourceAmerican Chemical Society·JournalJournal of Proteome Research·DateJan 23, 2013
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.

There were more small meat-eating dinosaurs than first thought

University of Alberta researchers identified 23 species of small meat-eating dinosaurs with fossilized teeth, revealing multiple short-lived species instead of a few long-lived ones. The findings suggest that these tiny predators roamed the region for distinct geographic areas and time periods.

SourceUniversity of Alberta·JournalPLOS ONE·DateJan 23, 2013

NASA catches the very brief life of Tropical Cyclone Peta

Tropical Storm Peta formed off the coast of Port Hedland, Australia on January 22, 2013, with rain rates reaching up to 94 mm per hour. The storm strengthened into a tropical depression before making landfall and dissipating over land, weakening its structure.

SourceNASA/Goddard Space Flight Center·DateJan 23, 2013

Novel aptamer boosts T cell-based immune response to therapeutic vaccines

A novel aptamer has been developed that specifically targets and stimulates human immune cells, significantly increasing the effectiveness of immunotherapeutic drugs. The aptamer enhances the ability of activated T cells to proliferate and produce immunostimulatory cytokines.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalNucleic Acid Therapeutics·DateJan 23, 2013

Household chores: Gender equality's final frontier

A new study by Cornell University sociologist Sharon Sassler found that cohabiting women tend to take on a disproportionate share of household chores, even when the women work and the men don't. Despite expecting more equal partnerships, most women retain accountability for the performance of their partners' chores.

SourceCornell University·JournalQualitative Sociology·DateJan 23, 2013
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.

Putting the squeeze on cells

Researchers at MIT have created a device that can deliver RNA, proteins and nanoparticles through cell membranes by deforming cells. The technique has shown success in delivering reprogramming proteins and generating induced pluripotent stem cells with improved efficiency compared to existing methods.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateJan 23, 2013

Scientists identify new strategy to fight deadly infection in cystic fibrosis

Researchers identify normalizing p62 levels in immune system cells as a strategy to clear an infection that is deadly to patients with cystic fibrosis. This approach enables the natural cellular process of autophagy, which helps digest pathogens and clear them away, thereby controlling inflammation and saving patients from death.

SourceOhio State University·JournalJournal of Biological Chemistry·DateJan 23, 2013

Teenagers avoid early alcohol misuse through personality management

Researchers found that teaching high-risk adolescents how to manage their personality traits can reduce problem drinking and postpone its onset. This approach also reduces the influence of peer pressure within their social networks, creating group immunity among low-risk youth.

SourceUniversity of Montreal·JournalJAMA Psychiatry·DateJan 23, 2013

Hailstones reveal life in a storm cloud

Researchers found a rich diversity of microbial life and chemicals in hailstones from a storm cloud, suggesting specific processes during cloud lifetime impact bacterial distribution. The study suggests that these processes could affect long-distance transport and geographical distribution of microbes on Earth.

SourcePLOS·JournalPLOS ONE·DateJan 23, 2013

New method of producing nanomagnets for information technology

Researchers have developed a new method to produce molecular magnets, which could lead to the creation of smaller, more efficient storage media and processors. The new system exploits the interactions between molecules and their substrate, enabling magnetic states to be selectively switched on and off using magnetic fields.

SourceHelmholtz Association·JournalNature·DateJan 23, 2013
Meta Quest 3 512GB

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

Immigrants: Highly educated, underpaid

Recent immigrants to Canada often over-qualified for their jobs due to language barriers and lack of work experience. However, increased proficiency in English or French, combined with post-immigration education and training, can significantly improve job matching.

SourceConcordia University·JournalISRN Economics·DateJan 23, 2013

Global plant diversity hinges on local battles against invasive species

A new study found that invasive plant species decrease biodiversity at small scales due to reduced light and nutrient availability, but have minimal impact at larger scales. This scale-dependent effect can lead to conflicting results in scientific research, highlighting the importance of considering local battles against invasive species.

SourceU.S. National Science Foundation·JournalScience·DateJan 23, 2013

Ice detector warns drivers in advance

The system uses a novel real-time method to obtain information on road conditions, providing direct warnings to drivers before they notice changes in the road. By transmitting observations from multiple vehicles and sensors, the system can create a real-time slipperiness map, making it safer for all users.

SourceVTT Technical Research Centre of Finland·DateJan 23, 2013
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.

Emergency admissions death toll significantly higher on public holidays

A cohort study found that patients admitted as emergencies on public holidays are more likely to die than those admitted on other days of the week. The death rate is significantly higher for public holiday admissions, with a 48% increase in 7-day deaths and a 27% increase in 30-day deaths.

SourceBMJ Group·JournalEmergency Medicine Journal·DateJan 23, 2013

Marginal lands are prime fuel source for alternative energy

Scientists at Michigan State University and other institutions have found that marginal lands can produce substantial amounts of cellulosic biomass, which could provide up to 215 gallons of ethanol per acre. This study provides an estimate of greenhouse gas benefits from using these lands for biofuel production.

SourceU.S. National Science Foundation·JournalNature·DateJan 23, 2013

Pavlov's rats? Rodents trained to link rewards to visual cues

Researchers discovered that brain connections in the vision-processing center can be strengthened by acetylcholine, allowing animals to associate visual cues with rewards. The study found that nerve cells in the primary visual cortex develop molecular memories, enabling animals to predict rewarding outcomes.

SourceJohns Hopkins Medicine·JournalNeuron·DateJan 23, 2013

ERC grant for quantum physicist Joerg Schmiedmayer

Joerg Schmiedmayer's work focuses on ultra cold atom clouds with high order, approaching a disordered thermal equilibrium. His new ERC Grant will investigate relaxation and non-equilibrium dynamics in quantum systems.

SourceVienna University of Technology·DateJan 23, 2013
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.

Studies show biosolids can boost soil phosphorus levels for years

Research by USDA scientist Eton Codling shows that treated wastewater solids called biosolids can increase soil phosphorus levels for years. The study found that soluble phosphorus levels in biosolid-amended soils exceeded typical plant requirements after application.

SourceUnited States Department of Agriculture - Research, Education and Economics·DateJan 23, 2013

Parents numb to misuse of narcotic pain meds by youth, new poll shows

A new poll from the University of Michigan found that only 35% of parents are very concerned about misuse of narcotic pain medicines by children and teens. Despite rising rates of abuse and overdoses, most parents do not support policies to discourage misuse or return unused medications.

SourceMichigan Medicine - University of Michigan·DateJan 23, 2013
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.

Novel approaches needed to end growing scourge of 'superbugs'

Infectious disease experts call for novel approaches to end the growing scourge of 'superbugs,' citing 2 million annual infections and 100,000 deaths. The authors recommend new strategies to prevent infections, encourage economic investment in anti-infective treatments, and alter host-microbe interactions.

SourceLA BioMed·JournalNew England Journal of Medicine·DateJan 23, 2013
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.

The global gene pool of the goat is seriously under threat

The global goat population is under threat due to intensive animal husbandry systems that use a limited number of breeds. Poor handling of grazing has led to damaging environmental effects, including overloading ecosystems and threatening biodiversity.

SourceSpanish Foundation for Science and Technology·JournalSmall Ruminant Research·DateJan 23, 2013

EMBL-EBI researchers make DNA storage a reality

EMBL-EBI researchers develop a DNA storage method that stores at least 100 million hours of high-definition video in about a cup of DNA, overcoming challenges of writing and reading DNA. The new method uses short strings of DNA and error-tolerant coding to ensure data retrieval without errors.

SourceEuropean Molecular Biology Laboratory·JournalNature·DateJan 23, 2013

Forcing choice may hamper decision-making, study finds

Researchers found that managers tend to opt for higher-risk options when forced to choose, but reflect more and make less risky decisions without constraints. The study highlights the importance of offering alternatives to combat high-risk or unethical decision-making.

SourceUniversity of Guelph·JournalJournal of Business Ethics·DateJan 23, 2013

New way to identify 'smoked' grapes and wines

Scientists have developed a test to detect smoke taint in grapes and wines, which can be used to manage the production of smoky-tasting wines. The test uses laboratory tests to identify substances formed in grapes after exposure to smoke.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateJan 23, 2013
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.

Oxygen chamber can boost brain repair

Researchers at Tel Aviv University found that hyperbaric oxygen therapy significantly resuscitated activity in damaged brains, even years after initial injury. The treatment increased oxygen levels in the body, supplying energy for rebuilding neuronal connections and stimulating inactive neurons.

SourceAmerican Friends of Tel Aviv University·JournalPLOS ONE·DateJan 23, 2013

NIH-developed candidate dengue vaccine shows promise in early-stage trial

A Phase I clinical trial of a tetravalent candidate dengue vaccine found it induced a balanced antibody response against all four dengue viruses in most recipients. The vaccine was safe, and its development is promising for preventing severe dengue disease.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalThe Journal of Infectious Diseases·DateJan 23, 2013

Scientists underestimated potential for Tohoku quake. Now what?

Researchers, led by Chris Goldfinger, admit that existing predictive models are no longer valid due to limited historical records. Paleoseismic evidence suggests that several regions previously thought incapable of producing megathrust earthquakes may be due for reconsideration.

SourceOregon State University·JournalSeismological Research Letters·DateJan 23, 2013

Nanoparticles digging the world's smallest tunnels

Scientists at KIT and Rice University successfully dug the world's smallest tunnels into graphite samples, opening doors to structuring of materials on a nanometer scale. The creation of porous graphite with tailored pore sizes could enhance lithium-ion battery performance and enable long-term drug delivery in medicine.

SourceHelmholtz Association·JournalNature Communications·DateJan 23, 2013
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.

Planning for bacteria in cancer patients may help hospitals fight infections

A University of Colorado study reveals that lung and GI cancer patients are more prone to E. coli and Klebsiella pneumoniae infections, particularly after aminopenicillin treatment. This knowledge can inform targeted antibiotic therapy before complications arise.

SourceUniversity of Colorado Anschutz Medical Campus·JournalThe Journal of Infectious Diseases·DateJan 23, 2013

Frequent multitaskers are bad at it

A University of Utah study found that people who multitask the most, including those talking on cell phones while driving, are actually least capable of doing so. This is because they often lack the ability to focus attention on a singular task and tend to be impulsive and sensation-seeking.

SourceUniversity of Utah·JournalPLOS ONE·DateJan 23, 2013
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.

Bioengineer studying how to send drugs to lungs through nanotechnology

A UT Arlington bioengineering researcher, Kytai Nguyen, is working on a drug-delivery portion of a project to develop nanoparticles that will stimulate lung growth and remodeling. The project aims to help patients with destructive lung diseases by introducing drugs through inhaled nanoparticles.

SourceUniversity of Texas at Arlington·DateJan 23, 2013

Climate change could cause massive losses in Pyrenees ski resorts

A study predicts that climate change could cause financial losses of up to 50 million euros for Andorran ski resorts, mainly due to shortened seasons and reduced snow production. The study analyzed three ski resorts in the Pyrenees and found that lower altitude areas would be most affected by warmer temperatures.

SourceSpanish Foundation for Science and Technology·JournalClimate Research·DateJan 23, 2013

Learning and memory may play a central role in synesthesia

A new study published in Psychological Science suggests that color-grapheme synesthesia is linked to childhood exposure to magnetic colored letters, which triggered the formation of specific, automatic color-letter pairings. These findings indicate that learning and memory play a central role in the development of true synesthesia.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJan 23, 2013