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Science News for December 16, 2014


Antibiotic resistance is a gut reaction

Gut bacteria produce cephalosporinases that protect themselves and beneficial bacteria from antibiotics, while also giving protection to harmful bacteria. The researchers found genes in Bacteroides bacteria that produce an enzyme destroying certain antibiotics.

SourceNorwich BioScience Institutes·JournalJournal of Antimicrobial Chemotherapy·DateDec 16, 2014
Apple iPhone 17 Pro

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

A lot or a little

Researchers found that wolves can discriminate between different food quantities, but dogs struggled with this task, suggesting a loss of numerical competence through domestication. The study's findings have implications for our understanding of canine cognition and the effects of domestication on animal behavior.

SourceUniversity of Veterinary Medicine -- Vienna·JournalFrontiers in Psychology·DateDec 16, 2014
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.

Home- vs. mobile clinic-based HIV testing and counseling in rural Africa

A new study published in PLOS Medicine found that home-based HIV testing and counseling services can achieve higher participation rates among rural Africans. The researchers compared two community approaches: home-based and mobile clinic-based services. They found that the home-based approach reached more first-time testers, particular...

SourcePLOS·JournalPLOS Medicine·DateDec 16, 2014

Microbiome may have shaped early human populations

Researchers investigate whether human microbiome has played a role in shaping human population structure, particularly lifespan. Their findings suggest that microbes like H. pylori may have evolved to target the aging process, benefiting the species at individual cost.

SourceVanderbilt University·JournalmBio·DateDec 16, 2014

Future batteries: Lithium-sulfur with a graphene wrapper

Researchers design novel cathode for rechargeable lithium-sulfur batteries featuring graphene-wrapped sulfur electrode. The design improves cycling stability and efficiency by confining active materials within a porous structure.

SourceAmerican Institute of Physics·JournalAPL Materials·DateDec 16, 2014
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.

Glacier beds can get slipperier at higher sliding speeds

Laboratory experiments by Iowa State University glaciologists found that glacier beds can grow more slippery as the ice slides faster. This effect can improve predictions of future sea-level rise and ice volume loss. The results challenge traditional mathematical models, which had predicted the opposite relationship.

SourceIowa State University·JournalJournal of Glaciology·DateDec 16, 2014

Top blood transfusion-related complication more common than previously reported

Researchers found that postoperative TRALI is significantly underreported but occurs in 1.4 percent of surgical patients, while TACO remains a risk at 4 percent, particularly in those with increased volume of blood transfused and advanced age. The studies provide new insights into the incidence of these life-threatening complications.

SourceAmerican Society of Anesthesiologists·JournalAnesthesiology·DateDec 16, 2014
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Healthy eaters: Ignore glycemic index

A clinical trial found no clear benefit of low glycemic index diets on key measures of heart disease and diabetes risk. Healthy eating habits focusing on fruits, vegetables, and whole grains are recommended by the study's lead researchers.

SourceJohns Hopkins Medicine·JournalJAMA·DateDec 16, 2014

Discovery aims to fight destructive bee disease

Researchers at the University of Guelph have identified a toxin released by the pathogen Paenibacillus larvae that causes American foulbrood disease. The study found a lead-based inhibitor against this toxin, which could lead to natural and effective approaches for fighting bee brood diseases.

SourceUniversity of Guelph·JournalJournal of Biological Chemistry·DateDec 16, 2014

The simplest element: Turning hydrogen into 'graphene'

Hydrogen transforms into a layered sheet structure resembling graphene at high pressures, exhibiting unique aromaticity and conductivity. This discovery validates earlier predictions made by chemists three decades ago, expanding our understanding of chemical bonding in extreme conditions.

SourceCarnegie Institution for Science·JournalAccounts of Chemical Research·DateDec 16, 2014
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.

Study reveals abundance of microplastics in the world's deep seas

Research reveals four billion microscopic plastic fibres littering each square kilometre of deep sea sediment worldwide. Microplastics have sunk to the ocean floor, with levels up to four times greater in deep seas than in shallow and coastal waters.

SourceUniversity of Plymouth·JournalRoyal Society Open Science·DateDec 16, 2014

Previously removed immigrants more likely to be rearrested later, study finds

A new study by RAND Corporation found that unauthorized immigrants who previously been removed from the US are 2.5 times more likely to be rearrested after leaving jail. Researchers also found that these individuals were rearrested more frequently and sooner, highlighting the need for targeted immigration enforcement efforts.

SourceRAND Corporation·JournalCriminal Justice Policy Review·DateDec 16, 2014

Teen contraband smokers more likely to use illicit drugs: Study

A University of Alberta economics professor has discovered a link between contraband cigarette use and illicit drug use among Canadian teens. Contraband smokers are more than double as likely to use illicit drugs compared to non-contraband smokers, according to the study.

SourceUniversity of Alberta·JournalThe Journal of Primary Prevention·DateDec 16, 2014
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.

Thumbs-up for mind-controlled robotic arm

A paralysed woman, Jan Scheuermann, has controlled a robotic arm using complex hand movements, achieving 10-dimensional control. This breakthrough enables her to interact with objects in different ways, simulating human-like hand use.

SourceIOP Publishing·JournalJournal of Neural Engineering·DateDec 16, 2014

Commensal bacteria were critical shapers of early human populations

Researchers used mathematical modeling to show that commensal bacteria played a key role in stabilizing early human populations. The study found that these beneficial microbes helped keep the community healthy until reproductive age, but their impact became detrimental with increased longevity.

SourceAmerican Society for Microbiology·JournalmBio·DateDec 16, 2014

Cost of cloud brightening for cooler planet revealed

A new study has found that the 'Rayleigh Jet' technique can increase cloud reflectance by 5% with minimal energy consumption, using 30 megawatts of power, about equivalent to two large ships. This method is a reversible geoengineering approach proposed to mitigate rising global temperatures.

SourceUniversity of Manchester·JournalPhilosophical Transactions of the Royal Society of London (A )·DateDec 16, 2014

Carbon-trapping 'sponges' can cut greenhouse gases

Researchers at Cornell University have invented carbon-trapping sponges that outperform industry benchmarks, reducing toxicity and increasing efficiency. The innovative technology uses a silica scaffold with nanoscale pores to capture carbon dioxide in the presence of moisture.

SourceCornell University·JournalNature Communications·DateDec 16, 2014
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.

Microwave imaging of the breast

Researchers have developed a microwave imaging system that can produce 3D images of the breast, including the location of cancerous tissue. The system uses dielectric properties to differentiate between normal and cancerous tissue, offering better specificity than current methods.

SourceAmerican Institute of Physics·JournalReview of Scientific Instruments·DateDec 16, 2014

'Microlesions' in epilepsy discovered by novel technique

Scientists used genetic analysis and mathematical modeling to discover millimeter-sized abnormalities in brain tissue that may cause unpredictable seizures. These 'microlesions' could lead to spontaneous electrical currents causing epilepsy.

SourceUniversity of Illinois Chicago·JournalBrain·DateDec 16, 2014

Shed post-Christmas pounds just by breathing

Researchers calculate that lungs excrete 8.4kg of CO2 when 10kg of fat is fully oxidized, shedding unwanted pounds. By breathing, individuals can lose up to 200 grams of carbon daily, with exercise further increasing weight loss through increased metabolic rate.

SourceBMJ Group·JournalThe BMJ·DateDec 16, 2014

DNA sheds light on why largest lemurs disappeared

A DNA study from Duke University sheds light on the extinction of giant lemurs, finding that their smaller population sizes made them more susceptible to extinction. The research suggests that lessons learned from ancient DNA can be useful in protecting remaining species.

SourceDuke University·JournalJournal of Human Evolution·DateDec 16, 2014
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.

Big-data analysis reveals gene sharing in mice

Researchers detected three instances of cross-species mating that influenced the evolutionary paths of old world mice, suggesting hybridization may not be an evolutionary dead end. The study found shared genetic code between two species of mice from Europe and Africa, with implications for human genetics and health.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateDec 16, 2014

Main reason for lifespan variability between races not cause of death

Life expectancies for black people are shorter and more uncertain than those of whites. Researchers found that higher rates of white deaths among the young offset the higher homicide rates among blacks. Targeted interventions for sex and race may help reduce the disparity in lifespan variability.

SourcePenn State·JournalDemography·DateDec 16, 2014

Virus causing mass duck die-offs on Cape Cod identified

A novel orthomyxovirus, Wellfleet Bay virus (WFBV), has been linked to cyclic mass mortality events in eider ducks on Cape Cod. The study found that WFBV is likely tick-borne and contributes to the deaths, but other factors such as parasitic worms and stress may also play a role.

SourceCornell University·JournalJournal of Virology·DateDec 16, 2014
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.

Yale researchers reveal Ebola virus spreads in social clusters

Researchers found evidence of significant social clustering in the ongoing Ebola outbreak, which has implications for case reporting and public health. The analysis estimated that up to 70% of cases were not reported, significantly lower than previous estimates.

SourceYale University·JournalClinical Infectious Diseases·DateDec 16, 2014

Broad receptive field responsible for differentiated neuronal activity

The study reveals that more active neurons respond to a broader receptive field and play a crucial role in our sensory perception. The researchers used optogenetic stimulation to activate specific thalamic nuclei, finding that the posteromedial nucleus (POm) elicits a stronger response.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalNeuron·DateDec 16, 2014

Vessel research offers new direction to study how cancer spreads

A Cornell University study reports for the first time how arteries form in the embryonic gut and guide the development of the lymphatic system, providing a new avenue to explore treatments for cancer metastasis and gut-specific lymphatic diseases. The research links a master-regulator gene, Pitx2, to artery and lymphatic formation.

SourceCornell University·JournalDevelopmental Cell·DateDec 16, 2014
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.

Combining social media and behavioral psychology could lead to more HIV testing

A new study from UCLA found that combining social media with behavioral psychology increased HIV testing rates among men who have sex with men in Peru. The Harnessing Online Peer Education intervention was more effective than traditional care through social media, suggesting a valuable tool in the fight against HIV.

SourceUniversity of California - Los Angeles Health Sciences·JournalThe Lancet HIV·DateDec 16, 2014

Are transgender veterans at greater risk of suicide?

A new study found that veterans with a diagnosis consistent with transgender status are more likely to have serious suicidal thoughts and plans, as well as attempt suicide. The group's suicide death rate is higher than the general population of veterans, but similar to those with serious mental illnesses like depression or schizophrenia.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalLGBT Health·DateDec 16, 2014

Do caffeine's effects differ with or without sugar?

A study found that caffeine's effects differ when consumed with or without sugar, causing varied physiological responses among individuals. The research measured heart rate and carbon dioxide production before and after consuming sugar, caffeine, or both.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Caffeine Research·DateDec 16, 2014
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.

How information moves between cultures

The study analyzed data from multilingual Twitter users and Wikipedia editors, as well as book translations in 150 countries. It found that a language's centrality in the network predicts its global fame, with some networks correlating better with certain measures of fame than others.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateDec 16, 2014

Traffic stops and DUI arrests linked most closely to lower drinking and driving

A new study found that American states with higher levels of law enforcement efforts, such as traffic stops and DUI arrests, experienced lower rates of drinking and driving. The study examined data from the National Roadside Survey and found a significant association between these measures and impaired driving prevalence.

SourceAlcoholism: Clinical & Experimental Research·DateDec 16, 2014

Scientists trace nanoparticles from plants to caterpillars

A Rice University study examines how nanoparticles move through the food chain, tracing uptake and accumulation in plant roots, leaves, and caterpillars. The research found significant variation in nanoparticle accumulation rates based on surface coating types, with negatively charged particles avoiding clumping altogether.

SourceRice University·JournalEnvironmental Science & Technology·DateDec 16, 2014

Kent State professor publishes exact solution to model Big Bang and quark gluon plasma

A team of researchers led by Kent State professor Michael Strickland has developed an exact solution to a complex physics equation, enabling more accurate modeling of the universe's earliest moments and high-energy particle collisions. The breakthrough has far-reaching implications for fields like galactic structure, supernovae, and he...

SourceKent State University·JournalPhysical Review Letters·DateDec 16, 2014
Meta Quest 3 512GB

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

How the brain can distinguish good from bad smells

Researchers at the Max Planck Institute found that a brain region called the lateral horn can categorize odors as good or bad and weak or strong. This ability is similar to the function of the amygdala in vertebrates, which evaluates sensory impressions and dangers.

SourceMax Planck Institute for Chemical Ecology·DateDec 16, 2014

Back to the future? Past global warming period echoes today's

Researchers found that a past global warming period, the Paleocene-Eocene thermal maximum, had two rapid carbon release events about 55.5 million years ago, releasing an average of 0.9 petagrams of carbon per year, similar to modern anthropogenic emissions.

SourceU.S. National Science Foundation·JournalNature Geoscience·DateDec 16, 2014
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.

Certain parenting tactics could lead to materialistic attitudes in adulthood

Researchers found that rewarding children with gifts, giving gifts as a way to show affection, and punishing them by taking away possessions can contribute to later materialism. This can lead to an increased risk of marital problems, gambling, financial debt, and decreased well-being.

SourceUniversity of Missouri-Columbia·JournalJournal of Consumer Research·DateDec 16, 2014

NREL to advance technologies for microgrid projects

The National Renewable Energy Laboratory (NREL) is providing critical support to two new microgrid projects, receiving over $8 million in funding. These projects aim to develop commercially-viable standardized microgrid controllers that can provide a reliable, affordable, and sustainable electricity supply.

SourceDOE/National Renewable Energy Laboratory·DateDec 16, 2014

New research unlocks a mystery of albinism

Scientists have discovered that a genetic mutation associated with type 2 oculocutaneous albinism blocks ion channels in melanosomes, leading to a lack of melanin production. The study provides new insights into the molecular mechanisms underlying albinism and may inspire new treatment ideas.

SourceBrown University·DateDec 16, 2014

NTU Singapore invents smart window that tints and powers itself

Researchers at Nanyang Technological University have developed a self-tinting smart window that requires zero electricity to operate. The window can darken or brighten in response to environmental changes, promising significant savings on cooling and lighting costs.

SourceNanyang Technological University·JournalNature Communications·DateDec 16, 2014
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 sense of smell uses fast dynamics to encode odors

Researchers use light to control neurons in genetically-engineered mice, allowing for precise detection of odor dynamics. Mice demonstrate ability to discriminate between dynamic activities, suggesting neural population dynamics play a crucial role in the sense of smell.

SourcePLOS·JournalPLOS Biology·DateDec 16, 2014

When you lose weight, where does the fat go?

A recent study published in the British Medical Journal found that losing 10 kilograms of fat requires 29 kilograms of oxygen to be inhaled, producing 28 kilograms of carbon dioxide and 11 kilograms of water. Most doctors, dieticians, and personal trainers incorrectly believe that the missing mass is converted into energy or heat.

SourceUniversity of New South Wales·JournalThe BMJ·DateDec 16, 2014

Real-time radiation monitor can reduce radiation exposure for medical workers

A new real-time radiation monitor significantly reduces radiation exposure for medical workers during cardiac-catheterization procedures, resulting in a one-third decrease in radiation exposure. The device provides auditory feedback, enabling operators to take actions to reduce radiation exposure and adopt safer radiation practices.

SourceUT Southwestern Medical Center·DateDec 16, 2014
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.

New tracers can identify coal ash contamination in water

Duke University scientists developed new forensic tracers to identify coal ash contamination in water and distinguish it from other sources. The tracers provide additional fingerprints that give regulators a more accurate tool to trace coal ash effluents to their source.

SourceDuke University·JournalEnvironmental Science & Technology·DateDec 16, 2014

Bacterial 'bunches' linked to some colorectal cancers

A small study by Johns Hopkins researchers found that dense bacterial mats called biofilms are present in the majority of colorectal cancers and polyps, particularly on the right side of the colon. The presence of these bacterial bunches may increase cancer risk and form the basis of new diagnostic tests.

SourceJohns Hopkins Medicine·JournalProceedings of the National Academy of Sciences·DateDec 16, 2014

Herd mentality: Are we programmed to make bad decisions?

A recent study published in the Royal Society journal Interface suggests that humans have evolved to rely too heavily on social information, leading to a decrease in responsiveness to changes in their environment. This phenomenon, known as herd mentality, can result in groups becoming less effective at making decisions.

SourceUniversity of Exeter·JournalInterface·DateDec 16, 2014
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.

Research shows Jaws didn't kill his cousin

Researchers from the University of Manchester believe rising sea levels, not direct competition with jaws, led to the extinction of jawless fish. The study found that these ancient fish were reliant on shallow water environments and ecosystems, which declined as sea levels rose.

SourceUniversity of Manchester·DateDec 16, 2014

How music class can spark language development

Children who actively participated in music classes showed greater gains in speech processing and reading scores compared to less-involved peers. Music training improved neural benefits in the same areas of the brain traditionally weak in disadvantaged children.

SourceNorthwestern University·JournalFrontiers in Psychology·DateDec 16, 2014

Amount of mitochondrial DNA predicts frailty and mortality

A study from Johns Hopkins Medicine found that people with less mitochondrial DNA in their blood are more likely to be frail and die earlier. The researchers hope to develop a test that can predict frailty and identify individuals who can benefit from lifestyle changes or medication.

SourceJohns Hopkins Medicine·JournalJournal of Molecular Medicine·DateDec 16, 2014
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.

Severely mentally ill criminals: Who goes to prison and who goes to psych institutions?

Researchers found higher levels of education among those declared not criminally responsible for a crime and hospitalized. Additionally, incarcerated individuals with severe mental disorders had a greater history of suicide attempts and psychopathic traits, emphasizing the need for shared care models between legal and healthcare systems.

SourceUniversity of Montreal·JournalIssues in Mental Health Nursing·DateDec 16, 2014

Cracking the code of brain development

Using state-of-the-art sequencing technology, researchers identified thousands of differences in gene expression across six life stages and found that genes containing these regions were crucial to the maturation process of neurons during fetal development. The study's findings suggest a 'signature' found in cells from the earliest sta...

SourceLieber Institute for Brain Development·JournalNature Neuroscience·DateDec 16, 2014
Celestron NexStar 8SE Computerized Telescope

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

Ocean acidification a culprit in commercial shellfish hatcheries' failures

A new study found that Pacific oyster and Mediterranean mussel larvae are sensitive to the saturation state of seawater, which is lowered by increasing CO2 levels. The threshold for danger will be crossed decades to centuries ahead of when CO2 increases alone would pose a threat. Shellfish hatcheries alter water chemistry to create mor...

SourceU.S. National Science Foundation·JournalNature Climate Change·DateDec 16, 2014

New technology advances eye tracking as biomarker for brain function and brain injury

Researchers at NYU Langone Medical Center developed new technology that tracks eye movements to assess brain injuries, offering a potential biological marker for brain function and recovery. The study found abnormal eye movement ratios in patients with nerve damage or swelling in the brain, which were restored after surgery.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJournal of Neurosurgery·DateDec 16, 2014
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.

Alcohol blackouts: Not a joke

A new study identified different trajectories of alcohol-related blackouts (ARBs) in adolescents aged 15-19, finding that certain characteristics increase the likelihood of blackouts. The researchers recommend educating teens about the dangers of blackouts to modify their behaviors and prevent dangerous consequences.

SourceAlcoholism: Clinical & Experimental Research·DateDec 16, 2014

US children are safer, better-educated, and fatter

Despite lingering issues of child obesity and poverty, the US sees significant advancements in safety, education, and stability for its kids. Test scores have risen, and more children are pursuing higher education and enrolling in preschools.

SourceDuke University·DateDec 16, 2014

Cocaine, amphetamine users more likely to take their own lives

Researchers identified cocaine and amphetamine users as a higher-risk population for suicidal behaviour, with nearly six percent reporting a suicide attempt in the previous six months. The study suggests that stimulant drugs are associated with impulsive behavior and mood changes, which may contribute to the increased risk.

SourceUniversity of Montreal·JournalDrug and Alcohol Dependence·DateDec 16, 2014

New technology directly reprograms skin fibroblasts for a new role

Researchers at the University of Pennsylvania School of Medicine have discovered a way to directly reprogram skin fibroblasts into functional melanocytes, the body's pigment-producing cells. This technique has significant implications for developing new cell-based treatments for skin diseases and screening strategies for melanoma.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Communications·DateDec 16, 2014

Is a Nintendo a safe Christmas present?

A team of Dutch researchers analyzed reported cases of Nintendo-related injuries and found a range of problems including seizures, incontinence, and tendonitis. Most issues are mild, but playing for extended periods or without breaks can lead to more severe health consequences.

SourceBMJ Group·JournalThe BMJ·DateDec 16, 2014
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.

Hurricane-forecast satellites will keep close eyes on the tropics

Researchers at the University of Michigan's CYGNSS satellite system will offer improved wind speed and storm intensity forecasts. The system could reduce forecast errors by 9 knots or about 10 mph, which is a significant improvement considering hurricane strength categories increase every 20 mph.

SourceUniversity of Michigan·DateDec 16, 2014

UBC scientist finds genetic wrinkle to block sun-induced skin aging

A UBC research team has found a genetic link that can prevent sun-induced skin aging by blocking the activity of Granzyme B, an enzyme that breaks down collagen. The breakthrough could lead to new treatments for various conditions, including heart attacks and lung diseases.

SourceUniversity of British Columbia·JournalAging Cell·DateDec 16, 2014

Can returning crops to their wild states help feed the world?

Scientists suggest rewilding crops by reintroducing lost genes to regain beneficial properties like disease resistance and higher nutritional value. However, these genetically modified organisms may face challenges for market penetration due to consumer concerns.

SourceCell Press·JournalTrends in Plant Science·DateDec 16, 2014

People trust typical-looking faces most

Research indicates that typical-looking faces are considered to be the most trustworthy, with a U-shaped relationship between face typicality and trustworthiness. The study's findings have important implications for understanding social perception, including cross-cultural perceptions.

SourceAssociation for Psychological Science·JournalPsychological Science·DateDec 16, 2014

Study recommends GPs should be more open when referring patients for cancer investigations

A study published in the British Journal of General Practice found that GPs often do not refer patients for cancer investigations due to concerns about raising patient anxiety. Researchers suggest that GPs should consider discussing cancer possibilities with more openness and involve patients in the decision-making process.

SourceUniversity of Bristol·JournalBritish Journal of General Practice·DateDec 16, 2014
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.

Probing bacterial resistance to a class of natural antibiotics

Researchers explore how bacteria survive destruction from antimicrobial peptides and uncover a strategy that can be disabled. A two-component system helps bacteria remove antimicrobial peptides, blocking their bactericidal effect.

SourceArizona State University·JournalJournal of Biological Chemistry·DateDec 16, 2014

Firearm violence trends in the 21st century

Suicides among white males have increased by 29.1% since 2006, accounting for nearly half of firearm-related deaths in 2012. Homicide rates among black men and women peak in early adulthood before falling steadily thereafter.

SourceUniversity of California - Davis Health·JournalAnnual Review of Public Health·DateDec 16, 2014

Study hints at antioxidant treatment for high blood pressure

A study by University of Houston researchers suggests that activating intrinsic antioxidant pathways, such as Nrf2, could protect the kidney dopamine system and maintain normal blood pressure. The study's findings have significant implications for understanding and treating hypertension and other diseases related to oxidative stress.

SourceUniversity of Houston·DateDec 16, 2014
Fluke 87V Industrial Digital Multimeter

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

Two University of Houston scientists named to National Academy of Inventors

University of Houston faculty members Allan Jacobson and Richard Willson have been named fellows of the National Academy of Inventors for their work on lithium batteries, catalysts, and nanotechnology. They are recognized for their innovations in areas such as patents and licensing, innovative discovery, and significant impact on society.

SourceUniversity of Houston·DateDec 16, 2014

Pitt team publishes new findings from mind-controlled robot arm project

A woman with quadriplegia used her thoughts to control a prosthetic arm and hand, achieving 10-degree brain control and grasping various objects. The study's findings indicate that highly coordinated movement can be restored to people with paralyzed arms and hands.

SourceUniversity of Pittsburgh Schools of the Health Sciences·JournalJournal of Neural Engineering·DateDec 16, 2014

Meth users face substantially higher risk for getting Parkinson's disease

Researchers found that methamphetamine users are three times more likely to develop Parkinson's disease than non-users, with women facing nearly five times the risk. The study suggests long-term effects of meth use may manifest years after initial use, leading to increased incidence in women.

SourceUniversity of Utah Health·JournalDrug and Alcohol Dependence·DateDec 16, 2014

Archaeologists awarded Templeton, NEH grants for research at Cahokia Mounds

Researchers Susan Alt and Timothy R. Pauketat have been awarded $640,000 in grants to continue their study of Cahokia Mounds, uncovering new insights into the history of civilizations. The projects focus on the role of religion in organizing complex societies, with a emphasis on archaeology, anthropology and cultural innovation.

SourceIndiana University·DateDec 16, 2014
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.

Men in recovery from Ebola should wear condoms for at least 3 months

A new study recommends that men in recovery from Ebola wear condoms for at least 3 months to prevent the sexual transmission of the virus. The researchers found that the virus persisted in semen for an average of 66.6 days, highlighting the need for further research into male survivors of Ebola.

SourceSAGE·JournalReproductive Sciences·DateDec 16, 2014

Social connections keep workers on board

A new study found that some employees respond positively to change in the workplace by implementing new methods or techniques, coaching team members, or establishing new goals. Experts say organizations should review their recruitment and selection processes to ensure compatibility between employees' values and work environment.

SourceMonash University·JournalJournal of Occupational and Organizational Psychology·DateDec 16, 2014

Domestic abuse may affect children in womb

Research by Michigan State University scientists reveals a strong link between mothers' prenatal domestic abuse and postnatal trauma symptoms in their children. The study found that prenatal abuse can cause changes in the mother's stress response systems, leading to increased cortisol levels in the fetus.

SourceMichigan State University·JournalChild Abuse & Neglect·DateDec 16, 2014

Political extremists may be less susceptible to common cognitive bias

A study published in Psychological Science found that people with extreme political beliefs are less influenced by outside information and more resistant to the anchor bias, suggesting they make more confident judgments. The results suggest that political extremists' strong belief in the superiority of their ideology may be a key factor.

SourceAssociation for Psychological Science·JournalPsychological Science·DateDec 16, 2014
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.

A beetle named Marco Polo

A team of Chinese and Italian scientists have discovered a new species of blister beetle, Hycleus marcipoli, part of the understudied phaleratus group. The name 'Marco Polo' pays tribute to the collaboration during Ph.D. studies between China and Italy.

SourcePensoft Publishers·JournalZooKeys·DateDec 16, 2014

Stay complex, my friends

Researchers found that long-lasting hosts evolved more complex defenses against parasites, providing a survival advantage. The study used the Avida platform to model co-evolution between host and virus, revealing a surprising large proportion of 'switching' mutations in co-evolved hosts.

SourceMichigan State University·JournalPLOS Biology·DateDec 16, 2014

Depression in dementia more common in community care, study finds

A study of 414 people with severe dementia and their carers found that depression was more prevalent in community-dwelling individuals (37%) compared to those in care homes (23%). The research suggests that better support for carers could help identify and cope with depressive symptoms in dementia patients.

SourceUniversity of Manchester·JournalInternational Psychogeriatrics·DateDec 16, 2014

OU professors named fellows of National Academy of Inventors

OU professors Dr. Daniel Resasco and Dr. Paul Weigel have been named fellows of the National Academy of Inventors for their innovative contributions to fields like chemical engineering and biochemistry. Their research has led to significant advancements in industries such as energy, healthcare, and biotechnology.

SourceUniversity of Oklahoma·DateDec 16, 2014
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.

Burg recognized as National Academy of Inventors fellow

Karen Burg, Kansas State University's vice president for research, has been named a National Academy of Inventors fellow for her groundbreaking work in bioengineering. Her research focuses on absorbable polymers, biofabrication, and tissue engineering, with applications in breast cancer treatment.

SourceKansas State University·DateDec 16, 2014

Personality outsmarts intelligence at school

Research at Griffith University found that personality is more important than intelligence for achieving academic success. Conscientiousness and Openness are key personality factors influencing academic performance.

SourceGriffith University·JournalLearning and Individual Differences·DateDec 16, 2014

Zhang receives CAREER Award from National Science Foundation

Zhang will study synthetic regulatory systems to improve productivity in metabolic pathways with a $605,000 NSF grant. His research aims to create artificial biosystems for efficient production of biofuels and other chemicals from sustainable resources.

SourceWashington University in St. Louis·DateDec 16, 2014

Season's eatings

Michigan State University researcher Kelly Klump found a link between women's monthly hormonal changes and intensified body obsession, increasing the risk of eating disorders. The study suggests that cultural perceptions of increased food intake as negative can be detrimental, particularly during holidays.

SourceMichigan State University·JournalInternational Journal of Eating Disorders·DateDec 16, 2014