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Science News for December 4, 2019


Brewing beer that tastes fresh longer

Researchers have engineered lager yeast to produce more molecules that protect beer against staling, resulting in improved flavor stability. The modified strains produced 26.3-47.3% less acetaldehyde and increased levels of sulfur dioxide, a natural antioxidant.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateDec 4, 2019
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.

Studying water quality with satellites and public data

A team from Colorado State University has created a novel dataset, AquaSat, by merging large public datasets of water quality observations with satellite imagery. This 'symphony of data' provides over 6 million water quality observations, unlocking powerful new applications in remote sensing of water quality. The study aims to improve ...

SourceColorado State University·JournalWater Resources Research·DateDec 4, 2019

How do world's smallest sea turtles become stranded in Cape Cod?

Researchers used computer simulations to investigate wind and water conditions that cause Kemp's ridley sea turtles to become stranded on beaches in Cape Cod. The study found that turtles are more likely to strand when water temperatures drop below 10.5°C and winds blow with high wind stress.

SourcePLOS·JournalPLOS ONE·DateDec 4, 2019

Pitt engineer Sangyeop Lee receives $500K NSF CAREER Award

Sangyeop Lee, a Pitt engineer, has received a $500K NSF CAREER Award to develop machine learning models that predict material conductive properties. The project aims to create more efficient heat management in electronic devices and energy storage systems.

SourceUniversity of Pittsburgh·DateDec 4, 2019

Subsiding air parcels are among the causes of hot spells

Researchers at Karlsruhe Institute of Technology (KIT) discover that subsiding air parcels from the Atlantic Ocean, rather than hot air from the Sahara, are responsible for extreme hot spells in central Europe. This finding has significant implications for developing early warning systems and improving forecasts.

SourceKarlsruher Institut für Technologie (KIT)·DateDec 4, 2019
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.

Scientists detail how chromosomes reorganize after cell division

Researchers have discovered key mechanisms and structural details of how chromosomes reorganize themselves after cell division. The study reveals a dynamic hierarchical framework of sequence by which chromosomes rebuild themselves after mitosis, shedding light on the interplay between chromatin architecture and gene transcription.

SourceChildren's Hospital of Philadelphia·JournalNature·DateDec 4, 2019

How to boost sales of fair trade and sustainable goods

A new study examines how made-to-order production affects consumer behavior, finding that it prompts them to weigh ethical production attributes more heavily. This can lead to stronger feelings of guilt or gratification, which then mediates purchase intentions.

SourceAmerican Marketing Association·JournalJournal of Marketing·DateDec 4, 2019

Lung images of twins with asthma add to understanding of the disease

Researchers used specialized MRI techniques to follow patients with mild to moderate asthma over six years, finding consistent ventilation defects that persist over time. The studies refute the long-held belief that these defects are random and widespread, opening up opportunities for patient-specific treatments.

SourceUniversity of Western Ontario·DateDec 4, 2019
Apple iPhone 17 Pro

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

Scientists create 'epigenetic couch potato' mouse

Researchers found that epigenetic mechanisms, specifically DNA methylation, play a key role in determining an individual's innate drive to exercise. The study revealed that mice with disrupted DNA methylation in hypothalamic neurons exhibited decreased voluntary physical exercise behavior.

SourceBaylor College of Medicine·JournalNature Communications·DateDec 4, 2019

First experimental genetic evidence of the human self-domestication hypothesis

Researchers discovered that a genetic mutation affecting neural crest cell behavior is linked to docility and facial features in modern humans. This study provides the first empirical validation of the self-domestication hypothesis, suggesting that human evolution led to changes in neural crest cells.

SourceUniversity of Barcelona·JournalScience Advances·DateDec 4, 2019

Medical marijuana cards often sought by existing heavy users

Young adults who use heavily are more likely to receive medical marijuana cards, a study published in the Journal of Studies on Alcohol and Drugs found. The study analyzed data from California participants aged 18-20 and showed that frequent marijuana use was the primary driver of card acquisition.

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·DateDec 4, 2019
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.

Untangling the branches in the mammal tree of life

Researchers at Yale University unveil a new approach to reconstructing the evolutionary tree of life for mammals, revealing why some branches are weighed down with thousands of species while others hold just a few. The study provides comprehensive information about species diversity and relationships, past and present.

SourceYale University·JournalPLOS Biology·DateDec 4, 2019

Brachytherapy proves effective in treating skin cancer

High-dose-rate brachytherapy offers excellent cure rates and cosmetic outcomes for elderly patients with common skin cancers, including squamous cell carcinoma and basal cell carcinoma. The treatment delivers a precise dose of radiation directly to the tumor while sparing healthy tissue nearby.

SourceRadiological Society of North America·DateDec 4, 2019

Incumbent CEOs working with new CFOs earn 10% more money

A recent study from Duke University's Fuqua School of Business found that incumbent CEOs working with newly hired CFOs (co-opted CFOs) take home an average of 10% more compensation. This is attributed to the CEO's power over the CFO, who may be pressured to manage earnings to meet or exceed financial analyst targets, ultimately driving...

SourceDuke University·JournalManagement Science·DateDec 4, 2019

Seismologists see future in fiber optic cables as earthquake sensors

Scientists are exploring the use of fiber optic cables as earthquake sensors due to their potential for accurate seismic data collection. Distributed Acoustic Sensing (DAS) technology uses internal flaws in fibers to detect changes in temperature, strain, or vibrations caused by seismic waves.

SourceSeismological Society of America·JournalSeismological Research Letters·DateDec 4, 2019

Birds are shrinking as the climate warms

Over 40 years of data show that migratory birds have been getting smaller as the climate warms. The birds' body masses, leg bone lengths, and overall body sizes all decreased, while their wingspans increased, likely linked to rising temperatures.

SourceField Museum·JournalEcology Letters·DateDec 4, 2019
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.

Suomi NPP satellite finds Kammuri weakening in South China Sea

Tropical Storm Kammuri's center of circulation is nearly centered in the South China Sea, with a tail of clouds streaming over Luzon and northern Philippines. The storm appears to be elongating, indicating weakening, as forecasters predict it will dissipate by December 6.

SourceNASA/Goddard Space Flight Center·DateDec 4, 2019

Outlook for the polar regions in a 2-degrees-warmer world

A new study reveals the Arctic has warmed by 0.75 degrees C in the last decade alone, with potential consequences including up to 7 degrees C warming for the Arctic and increased risk of extreme weather. The authors emphasize the need for near-term measures to reduce carbon emissions to slow high latitude warming.

SourceUniversity of California - Davis·JournalScience Advances·DateDec 4, 2019
Fluke 87V Industrial Digital Multimeter

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

Impact of lifestyle behaviors in early childhood on obesity

A study of 1,480 children found that limited TV time and low ultra-processed food consumption are associated with lower obesity risks. High physical activity, sleep duration, and plant-based food consumption also contribute to a reduced likelihood of developing overweight or obesity.

SourceWiley·JournalPediatric Obesity·DateDec 4, 2019

Drugs that quell brain inflammation reverse dementia

Researchers have discovered that drugs targeting brain inflammation can reverse cognitive decline in aged mice by reducing the 'fog' of inflammatory load. This breakthrough offers a potential new treatment for dementia and age-related diseases, with two biomarkers identified to flag people with blood-brain barrier problems.

SourceUniversity of California - Berkeley·JournalScience Translational Medicine·DateDec 4, 2019

First giant planet around white dwarf found

Researchers using ESO's Very Large Telescope have discovered a giant planet orbiting a hot white dwarf star, stripping away its atmosphere to form a disc. The system's unique properties provide clues to the composition of exoplanet atmospheres and challenge our understanding of planetary systems' final fate.

SourceESO·JournalNature·DateDec 4, 2019
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.

Stricter alcohol policies related to lower risk of cancer

A new study found that stricter alcohol policies are associated with a reduced risk of cancer mortality. The research, published in Chemico-Biological Interactions, suggests that stronger regulations may be a promising means of preventing cancer deaths at the population level.

SourceBoston Medical Center·JournalChemico-Biological Interactions·DateDec 4, 2019

Non-adiabatic dynamics of strongly driven diffusive Josephson junctions

A team of researchers from the University of Jyvaskyla and others have studied the out-of-equilibrium dynamical state induced by microwave photon absorption in diffusive Superconductor-Normal metal-Superconductor junctions. Strong anharmonicity of the current-phase relation arises under illumination, driven by non-adiabatic transitions.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalPhysical Review Research·DateDec 4, 2019

Single dose of ketamine plus talk therapy may reduce alcohol use

Researchers found that a single infusion of ketamine combined with outpatient behavioral therapy helped individuals with alcohol use disorder abstain from drinking for several weeks. The study suggests that ketamine may improve motivation and reduce demoralization after a lapse, leading to better abstinence rates.

SourceColumbia University Irving Medical Center·JournalAmerican Journal of Psychiatry·DateDec 4, 2019
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.

Teens must 'get smart' about social media

A recent study found that platforms like Instagram and Snapchat are linked to disordered eating behaviors in young girls and boys. The research suggests that social media use is associated with a higher likelihood of disordered eating thoughts and behaviors, particularly among those who spend more time on these platforms.

SourceFlinders University·JournalInternational Journal of Eating Disorders·DateDec 4, 2019

Parker Solar Probe traces solar wind to its source on sun's surface: coronal holes

The Parker Solar Probe has mapped the source of the slow solar wind to coronal holes on the sun's surface, which are cooler and less dense than surrounding corona. The probe also detected switchbacks in the magnetic field that may accelerate particles toward Earth, posing potential damage to electrical grids and orbiting satellites.

SourceUniversity of California - Berkeley·JournalNature·DateDec 4, 2019

Machine learning helps scientists measure important inflammation process

Researchers created an artificial intelligence tool to identify neutrophils primed for NETosis, a process where white blood cells expel inflammatory DNA into circulation. The new technology allows scientists to measure NETosis in different diseases and test drugs that may inhibit or promote the process.

SourceUniversity of North Carolina Health Care·JournalScientific Reports·DateDec 4, 2019
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.

Police killings of unarmed black Americans may have health impacts for nearby unborn black infants

A new study suggests that police killings of unarmed Black Americans during pregnancy can lead to smaller birth weights and shorter gestational ages in nearby unborn Black infants. This unique effect is thought to be driven by perceived injustice, discrimination, and fear related to the killings.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Advances·DateDec 4, 2019

Host cell proteases can process viral capsid proteins

Researchers at the University of Jyväskylä have discovered that host cell calpain proteases can process enterovirus polyprotein in vitro. This finding sheds light on the mechanism behind the inhibitory effect of calpain protease inhibition on enterovirus infection.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalViruses·DateDec 4, 2019

Rural women at higher risk of life-threatening pregnancy complications

A new study has found that rural women in the US experience higher rates of life-threatening childbirth complications than their urban counterparts. The research, published in Health Affairs, analyzed 6.8 million births between 2007 and 2015 and found a 9% greater chance of dangerous childbirth situations in rural areas.

SourceMichigan Medicine - University of Michigan·JournalHealth Affairs·DateDec 4, 2019

NASA's Parker Solar Probe sheds new light on the sun

The Parker Solar Probe has completed three passes through the Sun's atmosphere, revealing new information about the material and particles that speed away from the star. The data shows a complicated, active system with quick reversals in the magnetic field and sudden, faster-moving jets of material.

SourceNASA/Goddard Space Flight Center·JournalNature·DateDec 4, 2019

Being active reduces risk of prostate cancer

A large study published in International Journal of Epidemiology found that being more active reduces the risk of prostate cancer. Men with a specific DNA variation associated with increased physical activity had a 51% reduced risk, suggesting overall physical activity may play a larger role than previously thought.

SourceUniversity of Bristol·JournalInternational Journal of Epidemiology·DateDec 4, 2019
Meta Quest 3 512GB

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

Reprogramming inner ear to regrow hair cells promising target for hearing loss treatments

Researchers discovered a way to reprogram mature inner ear cells to proliferate and regenerate hair-cell-like cells in adult mice. This breakthrough could lead to the development of treatments to restore hearing in people with hearing loss. The study provides hope for regrowing sensory hair cells and other important inner ear cell types.

SourceMass Eye and Ear·JournalNature Communications·DateDec 4, 2019

Water management grows farm profits

Researchers are exploring various water management techniques to optimize crop yields and reduce water usage in water-scarce areas. Advanced irrigation technologies, such as mobile drip and precision application, show promise in reducing applied water by up to 20%.

SourceAmerican Society of Agronomy·DateDec 4, 2019
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.

Researchers uncover early adherence step in intestinal transit of Shigella

A recent study at Massachusetts General Hospital has uncovered evidence of fimbriae that aid adherence to epithelial cells, an important step in the start of a shigellosis infection. The research team used in vivo-like culture methods and human intestinal organoids to confirm their findings.

SourceMassachusetts General Hospital·JournalmSphere·DateDec 4, 2019

Springy bamboo poles help villagers carry more than their own body weight

Researchers studied experienced villagers carrying heavy loads on flexible bamboo poles and found that they could save almost 20% of their energy compared to using rigid poles. The villagers' subtle adjustments in stride also helped reduce forces exerted on their shoulders.

SourceThe Company of Biologists·JournalJournal of Experimental Biology·DateDec 4, 2019

How plants harness 'bad' molecules for good ends

Researchers have identified a complex molecular interaction between reactive oxygen species and protein RITF1 that regulates root growth in the small flowering plant Arabidopsis thaliana. This discovery could lead to more efficient crop development for different soil types, optimizing productivity.

SourceDuke University·JournalNature·DateDec 4, 2019

Once-a-month oral contraceptive could improve patient adherence

Researchers developed a drug delivery system that expands in the stomach and releases levonorgestrel over one month, providing an alternative to daily pill schedules. The platform has the potential to improve adherence rates, especially in low-income countries where cultural and economic barriers hinder long-acting contraceptive use.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Translational Medicine·DateDec 4, 2019

Does weight loss surgery affect colorectal cancer risk?

A study published in the International Journal of Cancer suggests that weight loss surgery may increase the risk of colon cancer. Patients who underwent such surgery had a higher risk of colon cancer compared to the general population, especially over time.

SourceWiley·JournalInternational Journal of Cancer·DateDec 4, 2019
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.

Rural decline not driven by water recovery

New research from the University of Adelaide reveals that climate and economic factors are driving farmers out of their properties in the Murray-Darling Basin. The study found no significant association between reduced water extraction and farmer numbers.

SourceUniversity of Adelaide·JournalClimatic Change·DateDec 4, 2019
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.

Hidden giant planet revealed around tiny white dwarf star

Astronomers have found evidence of a giant planet surrounding a small, dead white dwarf star, providing insight into the evolution of our own solar system. The discovery suggests that many other planets may be hiding in similar extreme environments.

SourceUniversity of Warwick·JournalNature·DateDec 4, 2019

Study shows lake methane emissions should prompt rethink on climate change

A new study from Swansea University has found that well-oxygenated lake waters are a significant source of methane emissions to the atmosphere, challenging previous assessments. The research suggests that these emissions could account for over half of surface methane emissions in lakes larger than one square kilometer.

SourceSwansea University·JournalNature Communications·DateDec 4, 2019
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.

Study prompts call for disaster-specific pharmacy legislation

Outdated laws hinder pharmacists from providing timely treatment to displaced people in disaster-affected regions. The current model focuses on high-acuity patients, but vulnerable groups require longer-term assistance.

SourceQueensland University of Technology·JournalAustralian Health Review·DateDec 4, 2019

Bess Frost recognized for changing approach to Alzheimer's research

Dr. Frost's team identified targets that can mitigate the spread of toxic proteins in the brain, aiming to intervene at the earliest stages of the disease. By preventing tau protein activation, her research holds promise for preventing memory loss and cognitive decline in Alzheimer's patients.

SourceTexas Academy of Medicine, Engineering, Science & Technology·DateDec 4, 2019

Respiration key to increase oxygen in the brain

Researchers discovered that exercise increases brain oxygenation by packing more oxygen into the bloodstream, contradicting the long-held assumption that blood is always completely saturated with oxygen. This breakthrough sheds new light on the dynamic relationship between respiration and cerebral oxygenation.

SourcePenn State·JournalNature Communications·DateDec 4, 2019

The wellbeing connection

Researchers found that Germany benefits from intangible ecosystem services in particularly threatened ecosystems in poor regions. The study identified the top six birds in Germany, with nearly 60% of species spending at least part of their lives in distant countries.

SourceHelmholtz Centre for Environmental Research - UFZ·JournalAMBIO·DateDec 4, 2019

The gut may be involved in the development of multiple sclerosis

Research finds gut protein Smad7 mobilizes immune cells, triggering inflammation in the central nervous system of MS patients. Analyzing intestinal tissue samples from MS patients confirms results, suggesting a potential therapeutic target for this debilitating disease.

SourceRuhr-University Bochum·JournalProceedings of the National Academy of Sciences·DateDec 4, 2019
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.

Health care in baboons

A study on olive baboons found that females avoid mating if either the male or female shows visible signs of infection, while males do not change their behavior. The researchers aim to understand how sexually transmitted diseases impact non-human primate populations.

SourceDeutsches Primatenzentrum (DPZ)/German Primate Center·JournalScience Advances·DateDec 4, 2019

U-M researchers discover stress in early life extends lifespan

Researchers at the University of Michigan discovered that oxidative stress in early life increases subsequent stress resistance later in life. Oxidative stress, which occurs when cells produce more oxidants than they can deal with, is part of the aging process but can also arise from stressful conditions.

SourceUniversity of Michigan·JournalNature·DateDec 4, 2019

Patients' perspectives of clinical consultations related to weight

Patients with excess weight experience predominantly negative interactions during clinical consultations, often feeling judged and dismissively told to lose weight. Supportive language and approach are essential in these conversations to promote a positive experience and encourage healthy behavior change.

SourceWiley·JournalClinical Obesity·DateDec 4, 2019

Typhoid vaccine over 81% effective in tackling disease in Nepal

A new field study in Nepal shows the typhoid vaccine is safe, immunogenic and effective against the disease, with results showing 7 cases out of 20,000 children vaccinated. The study's findings are significant, especially with the recent spread of drug-resistant typhoid, which threatens child health in affected regions.

SourceUniversity of Oxford·JournalNew England Journal of Medicine·DateDec 4, 2019
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.

Permanent hair dye and straighteners may increase breast cancer risk

A study published by NIH found that frequent use of permanent hair dye and chemical straighteners increases breast cancer risk, especially among African American women. Women who regularly used permanent dyes were 9% more likely to develop breast cancer than those who didn't use hair dye.

SourceNIH/National Institute of Environmental Health Sciences·JournalInternational Journal of Cancer·DateDec 4, 2019

A new gene involved in strawberry fruiting time is identified

Researchers at the University of Córdoba discovered a new gene involved in strawberry fruiting duration, contradicting previous assumptions that only one gene controlled this trait. The study's findings provide valuable insights into genetic mechanisms and could lead to more efficient improvement programs for strawberry production.

SourceUniversity of Córdoba·JournalBMC Plant Biology·DateDec 4, 2019

Signs of life: New field guide aids astronomers' search

Astronomers can now use a high-resolution spectral field guide to detect signs of life on Proxima b and Trappist-1e, two potential habitable exoplanets. The guide, developed by Cornell University student Zifan Lin, will aid in the exploration of these worlds' atmospheres using next-generation telescopes like the Extremely Large Telescope.

SourceCornell University·JournalMonthly Notices of the Royal Astronomical Society·DateDec 4, 2019
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.

Deer and elk can help young Douglas-fir trees under some conditions

A five-year study by Oregon State University found that deer and elk can play a key role in controlling broadleaf vegetation that competes with Douglas-fir seedlings. In some cases, the presence of large herbivores promotes crop tree survival and growth.

SourceOregon State University·JournalJournal of Applied Ecology·DateDec 4, 2019

New study provides insight into chronic kidney disease

Researchers discovered a link between uremic solutes and Aryl Hydrocarbon Receptor (AHR) activation in CKD patients. This finding may lead to new clinical blood tests and medication development targeting AHR inhibitors for treating CKD complications.

SourceBoston University School of Medicine·JournalKidney International·DateDec 4, 2019

Looking at tropical forests through new eyes

A University of Arizona-led team used air-based maps of plant chemistry to better understand tropical forest responses to climate change. By combining traditional on-the-ground measurements with aerial data, researchers improved carbon cycling models and gained insights into the role of forests in the global carbon cycle.

SourceUniversity of Arizona·JournalScience Advances·DateDec 4, 2019

Contamination by metals can increase metabolic stress in mussels

A study of six beaches in Brazil found a direct correlation between urbanization, metal contamination, and increased metabolic stress in mussels. The researchers suggest that this evidence should be used to inform public policy and mitigate the effects of human activities on marine ecosystems.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalMarine Pollution Bulletin·DateDec 4, 2019

Liquid crystal polymer learns to move and grab objects

Researchers at Aalto University trained a liquid crystal polymer to move and stick to objects of a given color using light-based conditioning. This breakthrough demonstrates the potential for materials to 'learn' and adapt to their environment.

SourceAalto University·JournalMatter·DateDec 4, 2019
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.

Atmospheric chemists move indoors

Atmospheric chemists are cataloging compounds in indoor air, which can react with others to form new molecules. Indoor emissions come from various sources, including stoves, cleaning products, and people's breath, skin, and personal care products.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateDec 4, 2019

Closest-ever approach to the sun gives new insights into the solar wind

The Parker Solar Probe has discovered new evidence on how the solar wind is accelerated away from the Sun's surface, finding that bursty 'spikes' originate in holes near the equator and are generated by magnetic reconnection. The probe also measured a sideways speed of the solar wind, which contradicts previous predictions.

SourceImperial College London·JournalNature·DateDec 4, 2019

Patient diaries reveal propensity for epileptic seizures

A new statistical tool has been validated for assessing epilepsy seizure risk, allowing for more accurate treatment decisions. The Epilepsy Seizure Assessment Tool (EpiSAT) correctly identified changes in seizure risk in over 87% of cases.

SourceRice University·JournalEpilepsia·DateDec 4, 2019

Freeze frame: Scientists capture atomic-scale snapshots of artificial proteins

Researchers at Berkeley Lab successfully image the atomic structure of peptoid nanosheets using cryo-EM, a breakthrough that could advance applications such as synthetic antibodies and self-repairing membranes. The study demonstrates unprecedented atomic precision and paves the way for designing soft materials at the atomic scale.

SourceDOE/Lawrence Berkeley National Laboratory·JournalProceedings of the National Academy of Sciences·DateDec 4, 2019

Drug decreases gut leakiness associated with ulcerative colitis

Researchers at UC Riverside found that the drug tofacitinib repairs permeability defects in the gut's epithelium, reducing inflammation and improving mucosal healing. The study is the first to show the direct effect of tofacitinib on intestinal epithelial cell functions.

SourceUniversity of California - Riverside·JournalInflammatory Bowel Diseases·DateDec 4, 2019
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.

New, non-hormonal target identified for advanced prostate cancer

A team of researchers identified a cell surface receptor, CXCR2, essential for hormone-resistant prostate cancer cells. They showed that targeting this receptor can halt tumor growth using a drug originally intended for lung diseases.

SourceDuke University Medical Center·JournalScience Translational Medicine·DateDec 4, 2019

Better wildfire and smoke predictions with new vegetation database

Researchers created the first comprehensive North American Wildland Fuel Database to improve wildfire and smoke predictions. The tool incorporates best available measurements of vegetation, allowing fire managers to see where fuel information is missing, ultimately informing more realistic smoke predictions.

SourceUniversity of Washington·DateDec 4, 2019
Celestron NexStar 8SE Computerized Telescope

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

New tool to predict the global spread of dengue

Researchers developed a new tool to predict the global spread of dengue, analyzing travel data and dengue incidence rates. The tool identifies the country of origin for imported cases and forecasts absolute numbers of dengue importations at a global level.

SourceCSIRO Australia·JournalPLOS ONE·DateDec 4, 2019

Less rice, more nutritious crops will enhance India's food supply

A new study from Columbia University suggests that planting less rice and more nutritious crops like finger millet, pearl millet, and sorghum can enhance India's food supply while reducing environmental impact. This diversification could increase protein by 1 to 5%, iron supply by 5 to 49% and reduce greenhouse gas emissions by 2 to 13%.

SourceData Science Institute at Columbia·JournalProceedings of the National Academy of Sciences·DateDec 4, 2019

Cellular repair response to treadmill test can predict cardiac outcomes

Researchers found that a decrease in CPC counts during an exercise test can predict high risk of heart attack or death over the next three years. Monitoring CPC response to exercise provides more information than nuclear imaging for cardiac ischemia, reducing radiation exposure.

SourceEmory Health Sciences·JournalJAMA Cardiology·DateDec 4, 2019
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.

Atmospheric river storms create $1 billion-a-year flood damage

A study by researchers at Scripps Institution of Oceanography found that atmospheric river storms (ARs) pose a significant flood risk in the West, causing nearly $51 billion in damages over 40 years. The majority of these damages were caused by just ten ARs, with some areas experiencing over 99% of flood damage from ARs.

SourceUniversity of California - San Diego·JournalScience Advances·DateDec 4, 2019

Sales of recreational marijuana in Denver found to increase some nonviolent crime

A new study found that street segments with recreational dispensaries in Denver experienced an 18% increase in property crime, while those adjacent to dispensaries saw higher levels of drug and disorder crimes. However, the sales revenue generated by recreational dispensaries largely offset the costs of these crimes.

SourceCrime and Justice Research Alliance·JournalJustice Evaluation Journal·DateDec 4, 2019

A new way to measure long-term firm performance and shareholder value

A new tool called Long-term Investor Value Appropriation (LIVA) has been introduced to measure long-term firm performance and shareholder value. LIVA uses stock price data to calculate a backward-looking net present value over a given period, providing a more accurate reflection of underlying economic performance.

SourceINSEAD·JournalStrategic Management Journal·DateDec 4, 2019

Which exercise regimen protects bone health in older adults with obesity?

A recent study found that resistance exercise, alone or combined with aerobic exercise, effectively reduces weight loss-induced decreases in hip bone density. The study suggests that incorporating resistance exercise into weight loss regimens can help protect against bone loss in older adults with obesity.

SourceWiley·JournalJournal of Bone and Mineral Research·DateDec 4, 2019

National Park Service scientists: Does aircraft noise make birds more vocal?

Researchers analyzed nearly 1 million audio recordings from national parks, discovering a small increase in bird sound detection when aircraft noise is detected. The odds of hearing a bird sound rise by 2%, with effects lasting up to three hours and being more pronounced for birds previously exposed to similar sounds.

SourceAcoustical Society of America·DateDec 4, 2019
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.

Differences in replacement level fertility point to inequalities

A new study calculates replacement level fertility based on actual rates, revealing countries with fertility levels above 2.1, often due to high mortality and gender inequality. The findings show that many countries have a higher replacement rate than commonly assumed, highlighting the need for policy adjustments.

SourceInternational Institute for Applied Systems Analysis·JournalPLOS ONE·DateDec 4, 2019

Sun's close-up reveals atmosphere hopping with highly energetic particles

New data from NASA's Parker Solar Probe reveals that energetic particles hurtling out of the sun are more varied and numerous than previously thought, according to results from the Integrated Science Investigation of the Sun instrument suite. This discovery could provide early warnings for solar storms and improve space weather forecasts.

SourcePrinceton University·JournalNature·DateDec 4, 2019

Once-a-month oral contraceptive pill in development

A team at Brigham and Women's Hospital has developed a new oral contraceptive that can be taken once a month to prevent pregnancy. The extended-release pill uses a slow-release mechanism to deliver the contraceptive drug levonorgestrel over time, improving adherence and reducing the risk of pregnancy.

SourceBrigham and Women's Hospital·JournalScience Translational Medicine·DateDec 4, 2019

Finnish children's motor skills at the top in Europe

A study of over 3,300 children reveals Finnish kids excel in motor skills, with significant differences found between countries. Portuguese children have weak motor skills, especially between ages 6-10, while Finland and Belgium outperform in this area.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalScandinavian Journal of Medicine and Science in Sports·DateDec 4, 2019
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.

Atom music lets listeners experience atomic world through sound

Researchers created a system to convert light waves into sound waves by correlating bright lines within atomic spectra to audible tones. This allows for the creation of individual atom notes and even entire songs, enabling listeners to experience an 'atomic world' through sound.

SourceAcoustical Society of America·DateDec 4, 2019

Social media use and disordered eating in young adolescents

Research found that social media use is associated with disordered eating behaviors and thoughts in young adolescents, especially girls. The study also identified strict exercise and meal skipping as common practices among adolescents with disordered eating.

SourceWiley·JournalInternational Journal of Eating Disorders·DateDec 4, 2019

Online therapy helped cardiovascular disease patients with depression

A recent study published in JMIR Mental Health found that internet-based therapy significantly reduced depression in CVD patients, leading to improved quality of life. The treatment involved nine weeks of online cognitive behavioural therapy, with access to a nurse via the web, resulting in clinical improvements for one in five patients.

SourceLinköping University·JournalJMIR Mental Health·DateDec 4, 2019
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.

Chip-based optical sensor detects cancer biomarker in urine

A new chip-based sensor can detect very low levels of a cancer protein biomarker in urine, paving the way for non-invasive and inexpensive disease diagnosis and monitoring. The sensor's high sensitivity enables detection of minute biomarker concentrations, making it a promising tool for personalized medicine.

SourceOptica·JournalOptics Letters·DateDec 4, 2019

A common insulin signaling pathway across cancer and diabetes

A common insulin signaling pathway has been found across cancer and diabetes, revealing the importance of protein TRAP-alpha in maintaining protein homeostasis. Deleting TRAP-alpha triggered a 90% reduction in insulin content in pancreatic beta cells, highlighting its role in insulin biogenesis.

SourceVanderbilt University Medical Center·JournalScience Advances·DateDec 4, 2019

Mindfulness training may help lower blood pressure, new study shows

A new study published in PLOS One suggests that mindfulness training can significantly reduce blood pressure readings and improve self-regulation skills. The nine-week customized Mindfulness-Based Blood Pressure Reduction program was developed for participants with elevated blood pressure and showed positive effects, particularly for t...

SourceBrown University·JournalPLOS ONE·DateDec 4, 2019
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.

Children with food allergies seen faster under new paediatric model

A new study by Murdoch Childrens Research Institute found that children with food allergies are seen 10 months sooner and experience fewer allergic reactions when treated by a paediatrician in their own community. This community-based approach delivered similar quality of allergy care to specialist hospital-based clinics.

SourceMurdoch Childrens Research Institute·DateDec 4, 2019

Molecular bodyguards against Parkinson's disease

Chaperone proteins protect α-Synuclein from cell damage in healthy cells. Impaired chaperone binding leads to α-Synuclein accumulation and mitochondrial destruction, characteristic of Parkinson's disease. The study provides new insights into the role of molecular bodyguards in neurodegenerative disorders.

SourceUniversity of Basel·JournalNature·DateDec 4, 2019

Water was a winner in capturing CO2

Researchers at NTNU discovered that wetting a polymer membrane with water enhances its CO2 capture capabilities. The material, known as TESET, is now being explored for large-scale gas separation technologies aimed at reducing climate change. Graphene oxide membranes are also part of the group's promising candidates.

SourceNorwegian University of Science and Technology·JournalNPG Asia Materials·DateDec 4, 2019

Dangerous skin tumor now has treatment guidelines

A new study from Northwestern Medicine reports the first guidelines for treating sebaceous carcinoma, a cancer of oil glands that can be found on the skin or in the eye. The guidelines provide clear direction for treating these tumors, which may result in fewer deaths.

SourceNorthwestern University·JournalThe Lancet Oncology·DateDec 4, 2019

Beta blocker use identified as hospitalization risk factor in 'stiff heart' heart failure

Researchers found that beta-blockers increase the risk of hospitalizations for heart failure among patients with 'stiff heart' heart failure, characterized by a normal squeeze but impaired relaxation of the heart muscle. Beta-blocker use was associated with a 74% higher risk of hospitalizations in this patient population.

SourceLarner College of Medicine at the University of Vermont·JournalJAMA Network Open·DateDec 4, 2019

Brain diseases with molecular diversity

Researchers found structural diversity in alpha-synuclein protein deposits associated with Parkinson's and MSA, revealing potential starting points for medicines. The study suggests that the variability of Parkinson's disease could be related to differences in the folding of aggregated alpha-synuclein.

SourceDZNE - German Center for Neurodegenerative Diseases·JournalNature Communications·DateDec 4, 2019

Silverswords may be gone with the wind

A new study found that lower elevation Silversword plants are less drought-resistant than higher elevation plants, leading to increased mortality rates. The researchers suggest using suitable habitats for the plants in a changing climate rather than breeding them with drought-resistant genes.

SourceEcological Society of America·JournalEcological Monographs·DateDec 4, 2019

Researchers develop method to improve skeleton of common chemicals

A research team at Tokyo University of Agriculture and Technology has developed a new method for constructing seven- and eight-membered carbocycles, overcoming previous difficulties due to instability. The process uses an internal redox reaction, allowing for the creation of medium-sized carbocycles with favorable formation rates.

SourceTokyo University of Agriculture and Technology·JournalChemical Communications·DateDec 4, 2019

By imaging the brain, scientists can predict a person's aptitude for training

Researchers found that specific brain structures, including the parahippocampal cortex and caudate nucleus, are linked to improved fluid intelligence in individuals. These brain attributes distinguish people who benefit from targeted training from those who do not.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalTrends in Neuroscience and Education·DateDec 4, 2019

Research in sheep suggests possible early test for fetal heart health

Changes in heart rate due to low oxygen conditions during pregnancy may predict future heart health, according to research published in the Journal of Physiology. The study used sheep models to examine the impact of chronic hypoxia on fetal heart development and identified potential markers for long-term heart disease risk.

SourceThe Physiological Society·JournalThe Journal of Physiology·DateDec 4, 2019

Call for cooperation as 'blue boats' rob Pacific reefs

The 'blue boat' fleet, consisting of small fishing vessels painted blue, is stripping Pacific coral reefs of seafood, endangering food security for Pacific Island nations. The boats are allegedly operated by Vietnamese fishermen with no contract or insurance, and are traveling thousands of kilometers to fish illegally in Pacific waters.

SourceARC Centre of Excellence for Coral Reef Studies·JournalAsia Pacific Viewpoint·DateDec 4, 2019

Deployable human-scale immersive virtual environments?

Acoustical Society of America researchers present a new approach to deploying human-scale immersive virtual environments, combining wave field synthesis with modular design for scalable configurations. The system enables rapid assembly, calibration, and deployment in various settings, such as schools, offices, or research institutes.

SourceAcoustical Society of America·DateDec 4, 2019

Migratory birds shrinking as climate warms, new analysis of four-decade record shows

A new analysis of a dataset of over 70,000 North American migratory birds found that body size decreased in all 52 species, with statistically significant declines in 49 species, while wing length increased in 40 species. The study suggests that warming temperatures may be causing these changes as an adaptation to climate change.

SourceUniversity of Michigan·JournalEcology Letters·DateDec 4, 2019

NASA sees Tropical Storm 06A maintaining strength

Tropical Storm 06A is maintaining its strength in the Arabian Sea, with powerful storms indicating heavy rainfall potential. The storm is expected to make landfall in east central Somalia late on Dec. 6.

SourceNASA/Goddard Space Flight Center·DateDec 4, 2019

Researchers decipher small Dead Sea mammal's vocal communication

A study on rock hyraxes reveals sexual differences in call duration and amplitude, challenging the Law of Brevity. Female hyraxes produce more affiliative calls, while males prioritize loud self-advertisement songs. The research provides clues for human language evolution.

SourceBar-Ilan University·JournalEvolution Letters·DateDec 4, 2019

Living at the edges

Transboundary protected landscapes near the US-Canada border provide vital habitat for lynx and connections with larger Canadian populations. Climate change and increased border security pose significant threats to species conservation.

SourceWashington State University·JournalEcological Applications·DateDec 4, 2019

3D model of human liver for better diagnosis

Scientists have developed a 3D model of the human liver to improve diagnosis of non-alcoholic fatty liver disease. The model reveals new critical tissue alterations, providing insights into pathophysiology and contributing to high-definition medical diagnosis.

SourceMax-Planck-Gesellschaft·JournalNature Medicine·DateDec 4, 2019

Monthly birth control pill could replace daily doses

Researchers at MIT have developed a monthly oral contraceptive that can remain in the stomach for three weeks, releasing contraceptive drugs over several weeks. The pill has shown promise in tests in pigs, achieving similar drug concentrations as daily doses.

SourceMassachusetts Institute of Technology·JournalScience Translational Medicine·DateDec 4, 2019

Properties of graphene change due to water and oxygen

The study reveals that electrochemical reactions between water and oxygen can control the physical properties of graphene and other two-dimensional materials. This discovery has significant implications for developing flexible displays, high-speed transistors, and next-generation batteries.

SourcePohang University of Science & Technology (POSTECH)·JournalNature Communications·DateDec 4, 2019

Controlling attention with brain waves

Researchers found that suppressing alpha waves in one hemisphere of the parietal cortex improves attention to objects on the opposite side of the visual field. Neurofeedback training increased contrast perception, suggesting a causal relationship between alpha wave control and attention enhancement.

SourceMassachusetts Institute of Technology·JournalNeuron·DateDec 4, 2019

Solving the mystery of carbon on ocean floor

Researchers at the University of Delaware have discovered a direct link between ancient carbon, graphite particles from hydrothermal vents, and seafloor sediments. This finding sheds new light on the dynamics of the marine carbon cycle, revealing that organic carbon can be converted to graphite at vents.

SourceUniversity of Delaware·JournalNature Communications·DateDec 4, 2019

New methodology developed at UPV to monitor patients with glioblastoma

A new methodology to monitor patients with glioblastoma has been developed at the Universitat Politècnica de València, using Magnetic Resonance Images and biomarkers to track tumor growth and edema. The tool has been validated in a multicenter study involving seven European hospitals.

SourceUniversitat Politècnica de València·JournalJournal of Magnetic Resonance Imaging·DateDec 4, 2019

Parker Solar Probe: 'We're missing something fundamental about the sun'

The Parker Solar Probe mission has unveiled a surprisingly chaotic world within the sun's corona, characterized by rogue plasma waves, flipping magnetic fields, and distant solar winds. The findings have significant implications for space weather forecasting and our understanding of the sun's behavior.

SourceUniversity of Michigan·JournalNature·DateDec 4, 2019

Air pollution in Taiwan boosts risk of ischemic stroke

A study published in PLOS ONE found that long-term exposure to hydrocarbons in the air may be a risk factor for ischemic stroke development. The research analyzed data from Taiwan's National Health Institute Research Database and found significant associations between air pollution levels and increased risk of ischemic stroke.

SourcePLOS·JournalPLOS ONE·DateDec 4, 2019

A platform for stable quantum computing, a playground for exotic physics

Researchers discover samarium hexaboride, a material with strongly interacting electrons, which can also exhibit topological insulating properties. This breakthrough paves the way for more stable quantum computing and opens up new possibilities for exotic physics research.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalNature Physics·DateDec 4, 2019

Genetic screen in worms reveals critical step in insulin synthesis

A genetic screen in worms reveals TRAP-alpha as a crucial component of the insulin synthesis pathway, affecting both early and late steps. The findings support the idea that defects in insulin synthesis contribute to Type 2 diabetes, and may lead to new approaches for prevention and treatment.

SourceVanderbilt University Medical Center·JournalScience Advances·DateDec 4, 2019

Bone and muscle health can 'make or break' care as we age

Experts at the American Geriatrics Society conference emphasize the importance of addressing bone and muscle health to prevent falls, fractures, and muscle loss in older adults. The conference aims to bridge knowledge gaps by exploring age-related aspects of osteoporosis and soft-tissue disorders.

SourceAmerican Geriatrics Society·JournalJournal of the American Geriatrics Society·DateDec 4, 2019

Probiotic may help treat colic in infants

A new trial found that probiotic drops containing Bifidobacterium animalis BB-12 reduced daily crying by 50% in 80% of infants, improving sleep duration and stool frequency.

SourceWiley·JournalAlimentary Pharmacology & Therapeutics·DateDec 4, 2019

Adding copper strengthens 3D-printed titanium

Researchers at RMIT University have developed a new titanium-copper alloy that can be 3D printed with exceptional properties. The alloy's fully equiaxed grain structure reduces the risk of cracking or distortion, making it suitable for high-performance applications in medical devices and aerospace.

SourceRMIT University·JournalNature·DateDec 4, 2019

Warmer temperatures will increase arsenic levels in rice, study shows

Researchers at the University of Washington found that warmer temperatures can lead to higher concentrations of arsenic in rice grains. The study, presented at the American Geophysical Union's Fall Meeting, suggests that climate change could exacerbate the problem of arsenic-contaminated rice, posing a health risk to consumers.

SourceUniversity of Washington·DateDec 4, 2019

New cell models for ocular drug discovery

Researchers at the University of Eastern Finland have developed two new cell models that can mimic the blood-retinal barrier, a key regulator of drug delivery to the eye. The models, continuously growing retinal pigment epithelial cells, can be re-pigmented with melanin and studied for drug accumulation in greater detail.

SourceUniversity of Eastern Finland·JournalScientific Reports·DateDec 4, 2019

Immigrants who naturalize outearn their peers

A new study from the Immigration Policy Lab at ETH Zurich and Stanford University found that immigrants who naturalized earned more money each year than those who didn't, with the boost in income being largest for people facing the greatest disadvantages in the labor market. Citizenship was shown to counteract discrimination in the job...

SourceStanford University - Immigration Policy Lab·JournalScience Advances·DateDec 4, 2019

WFIRM scientists push bioprinting capability forward

Researchers at Wake Forest Institute for Regenerative Medicine have successfully bioprinted trachea constructs comprising of smooth muscle and cartilage regions, showcasing similar mechanical properties to human tracheal tissue. The novel approach could provide regenerative medicine treatments for damaged or diseased tracheal regions.

SourceAtrium Health Wake Forest Baptist·JournalBiofabrication·DateDec 4, 2019

Hundreds of environmental health professionals in US report challenges, research needs

Environmental health professionals in US report challenges in six areas: drinking water quality, wastewater management, healthy homes, food safety, public health pests, and disaster risk reduction. The study emphasizes the need for professional training, expanded partnerships, and translational research to address these issues.

SourceBaylor University·JournalEnvironmental Health Perspectives·DateDec 4, 2019

Grant funding to study cattle genomics could breed profits

The project will evaluate producer preferences for bull genomics and physical traits, as well as feedlot preferences for feeder cattle genetic testing. Researchers hope to provide valuable information to producers to enhance marketing opportunities and improve market efficiency.

SourceUniversity of Tennessee Institute of Agriculture·DateDec 4, 2019

Bullying others increases the risk of developing mental health problems and vice versa

A new study at Columbia University Mailman School of Public Health suggests there is a two-way relationship between bullying perpetration and internalizing problems among US youth. Bullying perpetration increased the risk of developing internalizing problems, while experiencing internalizing problems increased the probability of bullyi...

SourceColumbia University's Mailman School of Public Health·JournalJournal of Adolescent Health·DateDec 4, 2019

New technology CF LINK for protein bioconjugation and structural proteomics

The CF LINK technology allows for selective preparation of protein conjugates through tryptophan residues and post-translational modification of aromatic amino acids. It can also be used to map protein surfaces and study protein-protein interactions.

SourceInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences (IOCB Prague)·JournalChemistry - A European Journal·DateDec 4, 2019