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Science News for October 8, 2018


Genetic risk factor for erectile dysfunction identified

A new study analyzing the genomes of nearly a quarter of a million men discovered a single-nucleotide polymorphism on Chromosome 6 linked to an increased risk of erectile dysfunction. The genetic locus was consistently associated with ED risk across ethnically diverse groups, suggesting a novel mechanism specific to sexual function.

SourceUniversity of California - San Francisco·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Drier, less predictable environment may have spurred human evolution

Researchers found evidence of a variable but progressively drying climate coincides with a major shift in stone-tool-making abilities and the appearance of modern Homo sapiens. A continuous environmental context was provided for the diverse archeological evidence recovered from nearby localities in the rift valley basins of southern Ke...

SourceUniversity of Arizona·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Salted fish in Maya economy

The study found that a majority of ancient Maya chert stone tools showed wear patterns consistent with fish preparation, indicating preserved fish was an important component of their trade economy. The researchers estimated that each salt kitchen could provide dietary salt for up to 3,444 people per day if used for fish preservation.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Controlling chemical reactions near absolute zero

Researchers at EPFL have successfully controlled a chemical reaction just above absolute zero by manipulating atomic orientation and energies. The study has significant implications for understanding fundamental chemistry models.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Chemistry·DateOct 8, 2018
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.

A step towards biological warfare with insects?

Scientists and legal scholars warn that DARPA's Insect Allies program could be misused for biological warfare due to the ease of dispersing genetically edited viruses into fields. The technology has the potential to rapidly alter crop properties, raising concerns about its peaceful use.

SourceMax-Planck-Gesellschaft·JournalScience·DateOct 8, 2018

African aridification and hominin evolution

Researchers analyzed Lake Magadi sedimentary cores, showing a long-term drying trend starting around 575,000 years ago. This period of aridification coincided with extinctions of large grazing mammals and the appearance of Middle Stone Age artifacts.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Life is like a box of hippocampal scenes

A neuroimaging study found that the hippocampus responds strongest to event boundaries in everyday experiences, such as films. The researchers discovered a strong match between participants' hippocampal activity and independent observers' identified transition points, varying according to their agreement on these points.

SourceSociety for Neuroscience·DateOct 8, 2018

Icy warning for space missions to Jupiter's moon

Scientists predict 15-meter-tall sharp ice formations on Europa's surface could pose a hazard for future landing missions. The unique conditions on the moon create perfect conditions for these structures to form, which could be observed by NASA's upcoming Europa Clipper mission.

SourceCardiff University·JournalNature Geoscience·DateOct 8, 2018

Implantable, biodegradable devices speed nerve regeneration in rats

Researchers developed an implantable device that delivers electrical pulses to damaged peripheral nerves in rats, promoting nerve regeneration and recovery. The device lasts about two weeks before being absorbed into the body, providing a continuous boost to the healing process.

SourceWashU Medicine·JournalNature Medicine·DateOct 8, 2018
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.

There's a better way to decipher DNA's epigenetic code to identify disease

Researchers at University of Pennsylvania have developed a new method to sequence epigenetic marks on DNA, allowing for more precise detection of disease earlier and with increased precision. The method uses APOBEC DNA deaminases to differentiate between two common epigenetic marks, methylation and hydroxmethylation.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Biotechnology·DateOct 8, 2018

Newly discovered bacterium rids problematic pair of toxic groundwater contaminants

Researchers at New Jersey Institute of Technology have identified a new bacterium capable of degrading both 1,4-Dioxane and 1,1-DCE simultaneously. The microbe, Azoarcus sp. DD4 (DD4), has shown impressive efficiency in reducing levels of these toxic chemicals in contaminated groundwater samples.

SourceNew Jersey Institute of Technology·JournalEnvironmental Science & Technology Letters·DateOct 8, 2018

Big discoveries about tiny particles

Researchers have discovered that polymer nanoparticles exhibit distinct characteristics compared to larger particles of the same material, including surface mobility and elastic modulus. The findings could improve the performance of materials used in various applications, such as filter membranes and sound wave propagation.

SourceUniversity of Delaware·JournalNature Communications·DateOct 8, 2018
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.

When yesterday's agriculture feeds today's water pollution

A study finds that phosphorus accumulation in watersheds can reach a catastrophic threshold, accelerating runoff and harming aquatic ecosystems. The researchers estimate that some watersheds could reach this point in less than a decade due to high fertilizer use rates.

SourceUniversity of Montreal·JournalNature Geoscience·DateOct 8, 2018

Magnetic map of Atlantic salmon

Nonmigratory Atlantic salmon can extract positional information from Earth's magnetic field, orienting themselves appropriately in response to different magnetic conditions. This skill may enable salmon escaping from aquaculture to better navigate and invade habitats, challenging previous assumptions about their navigational abilities

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Time-traveling illusion tricks the brain

Caltech researchers develop two illusions to demonstrate postdiction, a phenomenon where later stimuli retroactively affect earlier perceptions. The Illusory Rabbit and Invisible Rabbit illusions show how sound can influence vision, highlighting dynamic neural processing.

SourceCalifornia Institute of Technology·JournalPLOS ONE·DateOct 8, 2018
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.

Lessons from Dutch geological history might be useful for other present-day deltas

Researchers found that Dutch delta plain's unique history can inform management of modern deltas, which face similar challenges like land subsidence and sea level rise. Human activities such as reclamation and agricultural expansion triggered the formation of new rivers along courses that natural branches would not have taken.

SourceGeological Society of America·JournalGeology·DateOct 8, 2018

Out like a light: Researchers ID brain's 'sleep switch'

Scientists have discovered that a specific region of the brain, known as the ventrolateral preoptic nucleus (VLPO), plays a crucial role in regulating sleep and body temperature. Activating these cells causes a profound drive to sleep, while excessive stimulation can lead to prolonged sleep and a drop in body temperature.

SourceBeth Israel Deaconess Medical Center·JournalNature Communications·DateOct 8, 2018

Study shows land-locked Atlantic salmon also use magnetic field to navigate

A new study shows that land-locked Atlantic salmon use the Earth's magnetic field as a navigational tool, similar to Pacific salmon. The ability is retained even after several generations of fish in a land-locked lake. This raises concerns about the impact on native salmon and ecosystems if these fish escape aquaculture pens.

SourceOregon State University·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018
Apple iPhone 17 Pro

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

US researchers explore variations in employment outcomes for people with disabilities

Employment outcomes for people with disabilities vary significantly across states and counties, influenced by economic conditions, physical environment, and policy variables. Research finds that environmental factors are a strong predictor of employment rates, highlighting the importance of considering local context in policy development.

SourceKessler Foundation·JournalJournal of Disability Policy Studies·DateOct 8, 2018

Approach paves way for new antimicrobial materials

Researchers at NC State have developed self-sterilizing antimicrobial materials that can inactivate bacteria and viruses using only visible-wavelength light. The new approach opens the door to a range of new products aimed at reducing the transmission of drug-resistant pathogens.

SourceNorth Carolina State University·JournalACS Applied Materials & Interfaces·DateOct 8, 2018

Launch of the discrimination and inequality laboratory

The Universidad Carlos III de Madrid has launched the Laboratory of Discrimination and Inequality (D-Lab), aiming to advance research on discrimination and social inequality. The lab is currently working on projects such as GEMM, analyzing ethnic discrimination in employment across five European countries.

SourceUniversidad Carlos III de Madrid·DateOct 8, 2018

AFib patients with cancer history less likely to see cardiologist, fill prescriptions

Patients with AFib and a history of cancer are more likely to experience suboptimal antithrombotic care, leading to increased risk of stroke. Cardiology providers play a crucial role in improving outcomes for these patients, according to a study published in the Journal of the American College of Cardiology.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateOct 8, 2018
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.

How wasp and bee stinger designs help deliver the pain

Researchers found that wasp and bee stingers are softer at the tip than at the base, allowing for easier penetration. The study also showed that the stingers are about seven times more elastic at the tip than at the base, enabling them to penetrate deep while maintaining their structure.

SourceOhio State University·JournalScientific Reports·DateOct 8, 2018

A new method to pinpoint genetic differences between species could benefit human health

Researchers at the Buck Institute have developed a new method to pinpoint genetic differences between closely related species, which could lead to breakthroughs in understanding human longevity, disease resistance, and regenerative abilities. The technique was tested using an ancient divergence in yeast and has wide applicability to pl...

SourceBuck Institute for Research on Aging·JournalNature Genetics·DateOct 8, 2018

How vampire bats are supporting virus research

Researchers studying vampire bats and Morbillivirus aim to understand how viruses persist inside the body and trigger new infections. The project aims to gain fundamental insights into RNA virus persistence and potentially shed light on diseases like SSPE.

SourceCharité - Universitätsmedizin Berlin·DateOct 8, 2018

Mountain snowpack and climate warming

The study found that mountain snowpack is vulnerable to climate warming, with a 20-40% decrease in above-average snow water equivalent for 1-2°C temperature increases. Regional variations were observed, with northern regions more susceptible than southern ones, affecting water resource management and wildfire activity.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018
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.

Immunotherapy effective against hereditary melanoma

Researchers found that immunotherapy is effective in treating metastatic melanoma in individuals with CDKN2A mutations, with nearly two-thirds of patients responding to treatment. The study suggests that tumours with CDKN2A mutations have a larger number of mutations, making them easier to recognise by the immune system.

SourceKarolinska Institutet·JournalJournal of Medical Genetics·DateOct 8, 2018

Bottom trawl-fishing footprints

Researchers estimate bottom trawl footprints on continental shelves and slopes up to 1,000m in depth. Sustainable fisheries management may provide collateral environmental benefits by reducing trawling footprints in regions meeting international benchmarks for sustainable fishing rates.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

New knowledge about retrovirus-host coevolution

Researchers from Uppsala University have identified previously unknown retroviral insertions in European rabbits, shedding light on how ERVs spread in host populations. The study reveals substantial variation across ERV insertions in different rabbit populations, providing a genomic record of retrovirus-host associations.

SourceUppsala University·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Why single embryo transfer during IVF sometimes results in twins or triplets

A study analyzing over 937,000 single embryo transfer cycles found that the proportion of multiple pregnancies is 1.6% and 1.36% result from true zygotic splitting. Factors increasing the risk include frozen-thawed embryos, longer blastocyst maturation, and assisted hatching.

SourceEuropean Society of Human Reproduction and Embryology·JournalHuman Reproduction·DateOct 8, 2018
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.

Supercharged natural killer cells may hold promise for cancer

Researchers at Imperial College London have created a genetically engineered version of a cell called an invariant natural killer T-cell (iNKT) that shows potential as a new treatment for cancer. The CAR19-iNKT eliminated all cancer cells in 60% of mice and had 90% long-term survival rates.

SourceImperial College London·JournalCancer Cell·DateOct 8, 2018

A tumor cell population responsible for resistance to therapy and tumor relapse

A study published in Nature identified a tumor cell population responsible for resistance to therapy and tumor relapse in basal cell carcinoma. The researchers found that vismodegib promotes the differentiation of tumor cells, leading to their elimination, but also reveals a dormant population of tumor cells with active Wnt signaling.

SourceUniversité libre de Bruxelles·JournalNature·DateOct 8, 2018

Neural prostheses for the brain

Researchers, led by Dr. Nikolaus Wenger, are developing neural prostheses for brain-computer interfaces to treat neurological disorders. The goal is to understand how the brain processes information and develop a prosthesis that can transmit signals back to the nervous system.

SourceCharité - Universitätsmedizin Berlin·DateOct 8, 2018

Too much vitamin A may increase risk of bone fractures

Consuming too much vitamin A may decrease bone thickness and increase fracture risk in humans. A recent study found that mice exposed to lower doses of vitamin A equivalent to 4.5-13 times the recommended daily allowance showed significant weakening of bones over a 10-week period.

SourceSociety for Endocrinology·JournalJournal of Endocrinology·DateOct 8, 2018
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.

Study opens route to flexible electronics made from exotic materials

Researchers create semiconducting films from materials like gallium arsenide, lithium fluoride, and silicon, with potential for low-cost, high-performance devices. The technique uses remote epitaxy and graphene, allowing for the production of flexible electronics that outperform traditional silicon-based devices.

SourceMassachusetts Institute of Technology·JournalNature Materials·DateOct 8, 2018

Genetic disease healed using genome editing

Researchers at ETH Zurich successfully heal genetic disease phenylketonuria in mice using a modified CRISPR/Cas9 system. The technique achieved a high correction rate of up to 60% and restored normal levels of phenylalanine, eliminating the disorder's symptoms.

SourceETH Zurich·JournalNature Medicine·DateOct 8, 2018

Researchers demonstrate first example of a bioelectronic medicine

Scientists at Northwestern University have created a bioelectronic medicine that uses electrical stimulation to accelerate nerve regeneration and improve muscle strength in rats. The device, made of biodegradable materials, is powered wirelessly and operates for up to two weeks before naturally absorbing into the body.

SourceNorthwestern University·JournalNature Medicine·DateOct 8, 2018
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.

Neoadjuvant combination checkpoint blockade trial yields high response rates for patients with high-risk stage three melanoma

A phase II study led by the University of Texas MD Anderson Cancer Center found that neoadjuvant combination checkpoint blockade produced a high response rate among patients with high-risk stage 3 melanoma, with nearly half having no sign of disease at surgery. However, the trial was closed early due to high incidence of side effects.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature Medicine·DateOct 8, 2018

USC scientists create new map of brain region linked to Alzheimer's disease

Researchers at USC have created a new map of the mouse hippocampus, revealing its internal circuitry and nerve connections in vivid detail. The study aims to provide a resource for scientists to better understand the brain's memory bank and develop strategies to target neurons for treatment.

SourceUniversity of Southern California·JournalNature Neuroscience·DateOct 8, 2018

Infective endocarditis increases tenfold in North Carolina

Research reveals 73% of patients with drug-associated infective endocarditis are uninsured or on Medicaid, adding significant burden on hospitals and government budgets. The median hospital charge for valve replacement surgery exceeds $251,000, with over 280 surgeries performed annually in North Carolina.

SourceUniversity of North Carolina Health Care·DateOct 8, 2018

Fingerprint drug screen test works on the living and deceased

A new drug test developed at the University of East Anglia can detect four classes of drugs in traces of sweat found in a fingerprint. The Intelligent Fingerprinting Drug Screening System enables rapid detection of amphetamines, cannabis, cocaine, and opiates from a single fingerprint sample.

SourceUniversity of East Anglia·JournalJournal of Analytical Toxicology·DateOct 8, 2018
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.

New study shows promise for targeting breast cancer metastasis

A new study suggests targeting collagen XIII could suppress breast cancer metastasis by enhancing anoikis resistance in cancer cells. Researchers found that collagen XIII expression is significantly higher in cancerous human breast tissue and necessary for metastasis in mouse models.

SourceUniversity of Kentucky·JournalBreast Cancer Research·DateOct 8, 2018

Code of ethics doesn't influence decisions of software developers

A study by North Carolina State University found that the ACM code of ethics has no impact on software developers' decision-making. Researchers presented 11 ethical scenarios to 168 participants, with and without prior exposure to the code of ethics, and found no significant difference in responses.

SourceNorth Carolina State University·DateOct 8, 2018

The cosmological lithium problem

Researchers used the n_TOF facility to explore a neutron channel that could increase the destruction rate of Be-7 and resolve the Cosmological Lithium Problem. However, the results indicate that neutron channels alone are not enough to resolve the issue, leaving scientists with additional challenges to address.

SourceUniversity of Seville·JournalPhysical Review Letters·DateOct 8, 2018

Gout drug may protect against chronic kidney disease

Researchers found that patients taking full-dose allopurinol for gout flares had a lower risk of developing Stage 3 Chronic Kidney Disease (CKD) compared to non-users. The use of allopurinol may be beneficial in reducing kidney disease risk, contrary to previous concerns.

SourceBoston University School of Medicine·JournalJAMA Internal Medicine·DateOct 8, 2018
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.

Improving paleotemperature reconstruction: Swiss lakes as a model system

Researchers at University of Basel developed new approach to analyze microbial molecular fossils in lake sediments, providing reliable temperature estimates. The study's findings can be applied globally, offering improved predictions for future climate conditions.

SourceUniversity of Basel·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Dopamine and belief updating

Researchers discovered that neural encoding of sensory information leading to belief updates is negatively related to dopamine receptor availability. The study also found a link between dopamine and the ability to flexibly update beliefs, with paranoid ideation being negatively related to sensitivity to meaningful sensory information.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Global sea level could rise 50 feet by 2300, study says

A study published in Annual Review of Environment and Resources projects that global sea levels will likely rise 6-10 inches from 2000 to 2050, but more sensitive projections beyond 2050 depend on greenhouse gas emissions and projection methods. Rising seas pose a significant threat to coastal populations and ecosystems worldwide.

SourceRutgers University·JournalAnnual Review of Environment and Resources·DateOct 8, 2018
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.

Guided by CRISPR, prenatal gene editing used in treating congenital disease before birth

Scientists have performed prenatal gene editing in laboratory animals to prevent a lethal metabolic disorder, offering the potential to treat human congenital diseases before birth. Using CRISPR-Cas9 and base editor 3, researchers reduced cholesterol levels and improved liver function in mice with genetic mutations.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Medicine·DateOct 8, 2018

Statins show little promise for conditions other than heart disease

Research suggests statins may benefit people with certain non-heart diseases, such as kidney disease and cancer progression, but the evidence is inconclusive. The study found a modest link between statin use and diabetes, highlighting the importance of lifestyle advice for patients at risk.

SourceUniversity of Edinburgh·JournalAnnals of Internal Medicine·DateOct 8, 2018
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.

Columbia engineers build smallest integrated Kerr frequency comb generator

Researchers developed a low-power chip that integrates lasers and frequency combs for the first time, enabling ultrafast processes in physics, biology and chemistry. The device can be powered by an AAA battery, opening up new possibilities for portable devices.

SourceColumbia University School of Engineering and Applied Science·JournalNature·DateOct 8, 2018

Mayo clinic researchers question benefits of long term oxygen therapy in COPD

A recent study published in The Journal of the American Osteopathic Association found that long-term oxygen therapy does not decrease hospitalization risk or increase life expectancy for many patients with mild to moderate COPD. However, it may lower quality of life due to its significant costs and practical challenges.

SourceAmerican Osteopathic Association·JournalThe Journal of the American Osteopathic Association·DateOct 8, 2018

Monitoring the air pollution in China from geostationary satellites is explored

A recent study explores the feasibility of measuring atmospheric pollutants in China using geostationatory satellites. The research recommends suitable sensor parameters for improved retrieval sensitivity and reduced errors, paving the way for more accurate monitoring and control of air pollution.

SourceScience China Press·JournalScience China Earth Sciences·DateOct 8, 2018
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.

Expanding fungal diversity, one cell at a time

Researchers have developed a single-cell genomics approach to explore unknown fungal diversity, revealing essential metabolism genes and insights into phylogenetic position. The study successfully reconstructed near-complete fungal genomes from environmental samples, shedding light on the cryptic biology of unculturable species.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Microbiology·DateOct 8, 2018

Hyperspectral imaging helps conservation of outdoor bronze statue by Auguste Rodin

Researchers used hyperspectral imaging to analyze a bronze statue by Auguste Rodin, detecting corrosion products brochantite and antlerite. The technique revealed non-uniform distribution of the compounds, which could be missed with traditional sampling methods, providing valuable information for preservation.

SourceIM Publications Open LLP·JournalJournal of Spectral Imaging·DateOct 8, 2018

Scientists suggested an eco-friendly way of obtaining highly active catalysts

Scientists at Sechenov University developed an eco-friendly way to obtain highly active catalysts using supercritical CO2. The new method produced metal-polymeric catalysts with high activity in hydrogenation reactions, offering a safer and cheaper alternative to traditional organic solvents.

SourceSechenov University·JournalThe Journal of Supercritical Fluids·DateOct 8, 2018

Recalling memories in context

Studies using 64 and 28 participants revealed that recalling a target memory enhances retention of both the target and a linked object, with neural activity reinstated in parietal lobe regions. This suggests that retrieval may be an efficient method for memory enhancement.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

String theory: Is dark energy even allowed?

Recent developments in string theory suggest a paradigm shift could be imminent, with some theories being incompatible with dark energy. Timm Wrase's calculations reveal that certain fields may not exist in string theory, contradicting the Higgs field's properties.

SourceVienna University of Technology·JournalPhysical Review D·DateOct 8, 2018
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.

Lessons from the 1918 flu pandemic, 100 years on

A new study on the 1918 flu pandemic reveals that a complex interplay of viral, host, and societal factors contributed to its severity. The researchers warn that future pandemics will face challenges such as changing population demographics, antibiotic resistance, and climate change.

SourceFrontiers·JournalFrontiers in Cellular and Infection Microbiology·DateOct 8, 2018

Genes responsible for difference in flower color of snapdragons identified

Researchers at IST Austria identified two genes that determine magenta and yellow flower colors in snapdragons, which are separated by a hybrid zone. The study found that selection favored new variants of these genes, making the flowers more attractive to bees, while also creating barriers to gene exchange.

SourceInstitute of Science and Technology Austria·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

European researchers set out priorities for dealing with problem internet use

The European Problematic Use of the Internet (EU-PUI) Research Network has identified nine main areas of research to address issues such as problem use, health effects, and cultural influences. The network aims to develop evidence-based proposals for improving prevention and treatment strategies.

SourceEuropean College of Neuropsychopharmacology·JournalEuropean Neuropsychopharmacology·DateOct 8, 2018

Potential assay artefacts in anti-malarial screening documented

The study identifies 14 common chemicals that can impact assay conclusions without compromising plasmodium growth and proliferation. The team estimates maximum allowable concentrations compatible with the assay, ensuring normal parasite survival and proliferation.

SourceSingapore University of Technology and Design·JournalScientific Reports·DateOct 8, 2018
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.

Getting a grip on the slow but unique evolution of sharks

Researchers analyzed two shark species' genomes and compared them to those of vertebrate species to understand their evolution. They found that sharks have massive insertions of repetitive elements in their genomes, which may contribute to their slow evolution.

SourceRIKEN·JournalNature Ecology & Evolution·DateOct 8, 2018

Increase in plastics waste reaching remote South Atlantic islands

A new study reveals a significant increase in plastic waste reaching remote South Atlantic islands, with over 90% of beach debris being plastic. The researchers found high concentrations of plastic on beaches and up to 300 items per meter of shoreline, approaching levels seen in industrialized North Atlantic coasts.

SourceBritish Antarctic Survey·JournalCurrent Biology·DateOct 8, 2018
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.

New discovery restores insulin cell function in type 2 diabetes

Scientists have discovered a way to restore normal insulin cell function in type 2 diabetes by blocking a protein called VDAC1. The study showed that the substance can prevent the development of the disease and improve glucose control. Further studies are needed, but the findings offer new hope for treatment options.

SourceLund University·JournalCell Metabolism·DateOct 8, 2018

Vaccinating humans to protect mosquitoes from malaria

A new biotechnology advancement may boost the efficacy of a transmission-blocking vaccine (TBV) that prevents mosquitoes from spreading malaria. The vaccine, which induces humans to make malaria-attacking antibodies, could reduce malaria spread in sub-Saharan Africa where the disease kills over 400,000 people annually.

SourceUniversity at Buffalo·JournalNature Nanotechnology·DateOct 8, 2018
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.

Biodiversity loss under warming conditions

A warming-induced shift in microbial community composition requires more biodiversity to maintain ecosystem function due to the increased likelihood that remaining species will not tolerate rising temperatures. The study suggests that warmer conditions may accelerate the impacts of biodiversity decline on ecosystems.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Genetic tool to predict adult heart attack risk in childhood

A genetic tool can identify people at high risk of heart attacks early in life, potentially preventing devastating outcomes. The technology uses genomic data to calculate an individual's underlying genetic risk for coronary heart disease.

SourceBritish Heart Foundation·JournalJournal of the American College of Cardiology·DateOct 8, 2018
Fluke 87V Industrial Digital Multimeter

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

Salt: Mover and shaker in ancient Maya society

The ancient Maya produced salt in large quantities, salting fish and meat to meet dietary needs, and traded it as a commodity. This discovery substantiates the model of regional production and distribution of salt for the Classic Maya.

SourceLouisiana State University·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Work environment challenges nurses trying to adopt healthy behaviors

A new study found that nurses face significant challenges in adopting healthy behaviors, with only a few percent meeting physical activity guidelines and eating a balanced diet. The research highlights the need for workplace programs tailored to individual motivation and readiness to change.

SourceElsevier·JournalJournal of Nutrition Education and Behavior·DateOct 8, 2018

Scientists pinpoint pathway that impacts features of autism

Researchers at Florida Atlantic University have identified a brain-signaling pathway that can be manipulated to reverse autism-related changes in genetically engineered mice. The study suggests a novel approach to treating autism spectrum disorder (ASD) by targeting an enzyme associated with stress and inflammation.

SourceFlorida Atlantic University·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Facial expressions representing pain and pleasure

A study of 80 observers from Western and East Asian cultures reveals that mental representations of pain are similar, while those of orgasm contain culture-specific elements. Facial expressions serve a communicative role, with cultural influences shaping their representation.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018
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.

Statins vs. nutraceutical (Longevinex®) for vision threatening cholesterol deposits

A case report presents a patient with progressive drusen accumulation, which was halted by a resveratrol-based nutraceutical (Longevinex). The patient's vision improved after adopting the nutraceutical regimen, whereas statin drugs showed only modest success. A dietary approach to retinal health is proposed as primary consideration.

SourceResveratrol Partners LLC, dba LONGEVINEX·JournalJournal of Advances in Medicine and Medical Research·DateOct 8, 2018

Risk of attempted suicide among sexual minority adolescents

A systematic review and meta-analysis found that sexual minority adolescents are at a greater risk of attempted suicide compared to their heterosexual peers. The study estimated over 2.3 million heterosexual and 113,468 sexual minority adolescents from 35 studies conducted in 10 countries.

SourceJAMA Network·JournalJAMA Pediatrics·DateOct 8, 2018

Previously unknown genetic aberrations found to be associated with Alzheimer's progression

A comprehensive genome-wide map of RNA splicing variation in the aging brain has been created, offering new insights into genetic mechanisms underlying Alzheimer's disease progression. The study identified specific RNA splicing events linked to the disease and suggests a potential therapeutic strategy using antisense oligonucleotides.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNature Genetics·DateOct 8, 2018
Celestron NexStar 8SE Computerized Telescope

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

Recovering from a heart attack? Hold the antibiotics

Researchers found that mice recovering from heart attacks are more likely to die if treated with antibiotics, which can eliminate both bad and good microbes. Restoring the gut microbiome through fecal transplants or probiotics boosted survival rates.

SourceUniversity of Wisconsin-Madison·JournalCirculation·DateOct 8, 2018

Volatile evaporation on the Moon

Researchers used chromium isotopes to investigate the conditions under which the Moon's volatile elements evaporated. They found that the temperature of evaporation was around 1600-1800 K, significantly lower than previously thought if evaporation occurred during the giant Moon-forming impact.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Climate change and mental health

Researchers analyzed data from nearly 2 million US residents and found a correlation between rising temperatures and increased mental health issues, suggesting climate change poses a risk to human well-being. The study suggests that even small increases in temperature can have significant impacts on mental health.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Artificial intelligence helps reveal how people process abstract thought

A study by Cameron Buckner using deep neural networks suggests that human knowledge stems from sensory experience, a school of thought known as empiricism. The networks demonstrate how abstract knowledge is acquired and can be used to understand complex tasks in neuroscience and psychology.

SourceUniversity of Houston·JournalSynthese·DateOct 8, 2018
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.

Research shows club drug GHB associated with brain and cognitive changes

Research on GHB users found associations with negative emotions identification, altered brain processes during verbal long-term memory and working memory, lower IQ, and increased stress and anxiety. Brain scans revealed changes in brain activity and connectivity between memory-related pathways.

SourceEuropean College of Neuropsychopharmacology·DateOct 8, 2018

More exercise may not help all cancer patients to the same extent

A new study found that exercise effects on fatigue, fitness, and quality of life in cancer patients vary depending on their initial health characteristics. Patients with better baseline aerobic fitness experienced greater gains during treatment, while those with worse baseline values benefited more after treatment. The findings suggest...

SourceOxford University Press USA·JournalJNCI Journal of the National Cancer Institute·DateOct 8, 2018

Half the brain encodes both arm movements

Researchers found that neural activity in both the left and right hemispheres of the brain is involved in encoding individual arm movements. This discovery could lead to the development of more effective rehabilitation strategies for individuals with limb function after a brain injury, by harnessing the unaffected hemisphere.

SourceSociety for Neuroscience·DateOct 8, 2018

Success is sweet: Researchers unlock the mysteries of the sugarcane genome

The complete sugarcane genome sequence reveals insights into the crop's evolutionary history and potential for disease resistance. The sequence data also led to the discovery of genes involved in stress tolerance and improved breeding methods.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalNature Genetics·DateOct 8, 2018

First genetic risk factor for erectile dysfunction identified

A study by Kaiser Permanente researchers has found a specific place in the human genome associated with an increased risk of erectile dysfunction. Variations in the SIM1 locus were significantly associated with a 26 percent increased risk, independent of known risk factors.

SourceKaiser Permanente·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018
Meta Quest 3 512GB

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

The threat of Centaurs for the Earth

Astrophysicists estimate that Centaurs will have close encounters and impacts with terrestrial planets, potentially producing catastrophic events. The researchers found that half of the Centaurs can enter the terrestrial planet region, and about 7% can interact with them.

SourceUniversity of Vienna·JournalMonthly Notices of the Royal Astronomical Society·DateOct 8, 2018

Study: Sexes differ when it comes to comfort during and after exercise

The study found that female participants preferred more cooling during exercise, while males did not experience similar changes in body temperature. After exercising, females' skin temperatures fell rapidly, but they continued to seek neck cooling due to elevated core temperatures.

SourceUniversity at Buffalo·JournalMedicine & Science in Sports & Exercise·DateOct 8, 2018

Hydraulic fracturing-induced earthquakes

Researchers suggest a hydraulic fracturing well in Alberta, Canada was in contact with an active fault, causing induced seismicity. The coincidence of geological conditions required for induced seismicity are rarely expected to occur naturally, according to the study.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Small-brained female guppies aren't drawn to attractive males

A new study published in Nature Ecology & Evolution found that female Trinidadian guppies can differentiate between attractive and dull males, regardless of brain size. Larger-brained fish showed different patterns of activity in decision-making brain regions when evaluating attractive or unattractive males.

SourceUniversity College London·JournalNature Ecology & Evolution·DateOct 8, 2018
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.

Social media data used to predict retail failure

A new model predicts retail failure with 80% accuracy by analyzing social media and transport data from 10 cities. The model suggests that venues popular around the clock and in diverse neighborhoods tend to succeed longer.

SourceUniversity of Cambridge·DateOct 8, 2018

The chromosome responsible for asparagus gender is characterized

A genetic map of garden asparagus has been created, allowing researchers to identify the chromosome that determines the plant's sex. The map is a significant breakthrough in understanding this dioecious species and will enable the development of new varieties with improved characteristics.

SourceUniversity of Córdoba·JournalFrontiers in Plant Science·DateOct 8, 2018

A big spark for energy research

The University of Delaware has secured a four-year funding renewal from the U.S. Department of Energy for its Catalysis Center for Energy Innovation, advancing processes for converting biomass into chemicals and fuels. The center has contributed to over 340 publications and trained more than 350 students in sustainable technologies.

SourceUniversity of Delaware·DateOct 8, 2018

UTEP study finds link between childhood adversity, burnout and depression

A UTEP study found that undergraduate nursing students exposed to adverse childhood experiences (ACEs) experience higher levels of burnout and depression. The study supports efforts to better prepare nursing students for the profession by educating faculty on ACEs and providing resources for counseling and support services.

SourceUniversity of Texas at El Paso·JournalJournal of Professional Nursing·DateOct 8, 2018

Newly discovered long noncoding RNA plays critical role in brain growth and signaling

A new study found that GM12371, a specific long non-coding RNA, controls expression of multiple genes involved in nervous system development and functioning. It affects the developing neurons' shape and ability to signal, highlighting the importance of long noncoding RNAs in brain cell growth and signaling.

SourceScripps Research Institute·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Genetic risk factor of erectile dysfunction

A genome-wide association study has identified a genetic locus near the SIM1 gene as a significant risk factor for erectile dysfunction. The link to this locus is independent of previously known risk factors, suggesting a unique mechanism specific to sexual function.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateOct 8, 2018

Largest ever genetic study of blood pressure

A massive genetic analysis of over one million people has revealed 535 new genes linked to high blood pressure. The discovery sheds light on new biological pathways for blood pressure regulation and holds promise for improved cardiovascular disease prevention.

SourceLancaster University·JournalNature Genetics·DateOct 8, 2018

A rack for ammonia

Scientists have developed a metal-organic framework that can take up gaseous ammonia at densities similar to those of liquid ammonia, making it suitable for storage and handling. The framework's unique sorption mode allows for reversible adsorption and desorption of ammonia.

SourceWiley·JournalAngewandte Chemie International Edition·DateOct 8, 2018

For wineries, competition boosts profits from sustainability

A new study by North Carolina State University reveals that wineries with more sustainable practices experience better financial performance when they feel competitive pressure. Conversely, those without significant competitive pressure are more likely to adopt new sustainability measures.

SourceNorth Carolina State University·JournalOrganization & Environment·DateOct 8, 2018

Root extract of Chinese medicinal plant makes worms to live longer

A root extract of Fallopia multiflora has been shown to extend the lifetime of nematodes by almost 19% and protect them from oxidative stress. The primary component of the extract, similar in structure to resveratrol, activates sirtuins that control ageing.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalPlants·DateOct 8, 2018

Long-acting injectable implant shows promise for HIV treatment and prevention

A new long-acting injectable implant developed by UNC School of Medicine researchers has shown promising results in animal models, delivering anti-HIV medication over time with minimal toxicity. The implant can be quickly and safely removed if needed, making it a potential game-changer for HIV treatment and prevention.

SourceUniversity of North Carolina Health Care·JournalNature Communications·DateOct 8, 2018

Supercomputer predicts optical properties of complex hybrid materials

Researchers at Duke University used a supercomputer to computationally predict the optical properties of layered hybrid organic-inorganic perovskites, opening new material design space for light-based devices. The study successfully matched experimental observations, proving the accuracy of computational models.

SourceDuke University·JournalPhysical Review Letters·DateOct 8, 2018

Copper ions flow like liquid through crystalline structures

Researchers studied copper-based superionic crystal CuCrSe2, revealing copper ions flow like liquids above a certain temperature. This discovery could lead to the development of more efficient and safer rechargeable batteries by replacing liquid electrolytes with solid superionic materials.

SourceDuke University·JournalNature Physics·DateOct 8, 2018

Rice U. pursues end game for diabetes

Rice University researchers are working to develop cell implants that can sense blood glucose levels and produce insulin on demand for Type 1 diabetes patients. The project aims to eliminate the need for patients to monitor their blood glucose and administer insulin shots, potentially leading to a cure for this autoimmune disease.

SourceRice University·DateOct 8, 2018

You can improve your spatial skills with training

A CU Boulder-led study found that targeted training can improve spatial reasoning skills in young adults, increasing their performance in geoscience classes. After one semester, 70% of trained students showed significant improvement in spatial skills, with many reporting enhanced abilities in other science classes.

SourceUniversity of Colorado at Boulder·JournalInternational Journal of Science Education·DateOct 8, 2018