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Science News for December 3, 2018


Are opioids prescribed by dental providers associated with later use, abuse?

An observational study found a higher risk of subsequent opioid use and abuse among patients exposed to opioids prescribed by dental providers. The study, examining outpatient opioid prescriptions for patients aged 16-25, suggests increased scrutiny is needed during third-molar extractions and postoperative care

SourceJAMA Network·JournalJAMA Internal Medicine·DateDec 3, 2018

Uneven rates of sea level rise tied to climate change

A new study reveals that human-caused climate change drives uneven sea level rise, with regions experiencing higher rates expected to continue trending. Climate models suggest that up to half of regional variation in sea level rise can be attributed to climate change.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Researchers develop accurate, non-invasive method to detect bladder cancer

A new method for detecting bladder cancer has been developed using atomic force microscopy (AFM), which can accurately identify cancerous cells in urine samples with high sensitivity. The test demonstrates over 90% sensitivity in detecting bladder cancer, compared to 20-80% for current non-invasive diagnostics.

SourceTufts University·JournalProceedings of the National Academy of Sciences·DateDec 3, 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.

Pesticides and honey bee mass mortality

Researchers identify fipronil as a potential cause of mass honey bee mortalities in France in the 1990s. Laboratory studies and modeling simulations suggest that fipronil, not imidacloprid, was more likely involved in colony collapse due to toxic bioaccumulation.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Rural youth with mild head injuries face higher medical costs but get less care

A study by Washington State University found that rural children with mild traumatic brain injuries receive less care and have significantly higher healthcare costs compared to urban youth. This disparity is attributed to limited access to specialized services and a shortage of healthcare providers in rural areas, leading to longer tra...

SourceWashington State University·JournalHealth Services Research·DateDec 3, 2018

Children's Colorado researchers link sleep health to insulin resistance in obese teens

Researchers at Children's Hospital Colorado found that shorter sleep duration, later weekday bedtimes, and poor circadian timing were linked to reduced insulin sensitivity in adolescents with overweight or obesity. The study suggests potential benefits of improving sleep health through interventions like delayed school start times.

SourceChildren's Hospital Colorado·JournalThe Journal of Pediatrics·DateDec 3, 2018

Modelling study suggests that statins may be significantly overprescribed

A modelling study suggests that statins may be significantly overprescribed for people with a 10-year cardiovascular disease risk between 7.5% and 10%. The study found that the benefits of statin therapy did not outweigh the harms until the 10-year CVD risk threshold was above 21% for men aged 70-75, highlighting the need to reassess g...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateDec 3, 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.

Sea level rise and climate variability

A recent study analyzed climate simulations and found that sea-level rise trends are largely driven by external factors such as aerosols and greenhouse gas emissions. The researchers used satellite altimetry data to calculate the forced response in sea level, which showed significant correlation with internal variability.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

First jellyfish genome reveals ancient beginnings of complex body plan

The Aurelia genome study reveals jellyfish recycled existing genes to transform from polyps to medusae, indicating early animals can easily adapt and radiate into new forms. This research provides insights into evolution, nervous system development, and potentially controlling environmentally damaging jellyfish blooms.

SourceUniversity of California - Davis·JournalNature Ecology & Evolution·DateDec 3, 2018

Machine learning identifies plants at risk of extinction

A machine-learning approach predicts plant species at risk of extinction using open-source data for over 150,000 land plant species. The approach identifies variables predicting extinction risk and calculates probability of a species being designated as endangered.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018
Apple iPhone 17 Pro

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

Study takes stand on true health benefits of getting up out of your chair

A new study from the University of Bath found that standing for hours a day burns only about 9 calories an hour, equivalent to a stalk of celery. This suggests that replacing sitting with standing time is unlikely to lead to significant weight loss, and individuals should focus on increasing physical activity and diet instead.

SourceUniversity of Bath·JournalMedicine & Science in Sports & Exercise·DateDec 3, 2018

The irrational consumer: Decision making based on feelings rather than facts

A recent study found that consumers' knowledge about toxicological principles is limited, leading to misconceptions about man-made versus natural chemicals. Emotions such as disgust also play a significant role in accepting new food technologies, with a negative association between willingness to eat and disgust responses.

SourceSociety for Risk Analysis·DateDec 3, 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.

Rotavirus outsources cellular protein CK1α to assemble virus factories

The study reveals that CK1α is essential for the formation of rotavirus factories by chemically modifying viral component NSP2. This process triggers its localization and assembly into the virus factory, a critical step in new virus production.

SourceBaylor College of Medicine·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Investigators discover compounds that block reactivation of latent HIV-1

A team of investigators from the University of Pittsburgh has identified compounds that block the reactivation of latent HIV-1 in a human cell line. The research, published in Antimicrobial Agents and Chemotherapy, found 12 kinase inhibitors that irreversibly blocked HIV-1 reactivation with minimal toxicity.

SourceAmerican Society for Microbiology·JournalAntimicrobial Agents and Chemotherapy·DateDec 3, 2018

Boys with social difficulties most susceptible to early substance use, study finds

A new study found that boys with social skills problems, anxiety, learning and conduct issues are at the greatest risk of developing aggressive behavior and using tobacco, alcohol and marijuana by the end of eighth grade. The study identified four distinct patterns of co-occurring social-emotional learning and behavioral problems among...

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalThe Journal of Early Adolescence·DateDec 3, 2018

People who prefer casual sex still desire intimacy

A study by Binghamton University researchers found that individuals who prefer casual sex still desire intimacy and affection. The study revealed that partners were more likely to engage in intimate activities in romantic relationships than in casual sex, but the rate of these acts in casual sex was higher than expected.

SourceBinghamton University·JournalJournal of Relationships Research·DateDec 3, 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.

Timing could mean everything after spinal cord injury

A study of male and female rats found that moderate spinal cord damage alters daily body temperature and activity patterns. Restoring normal routines through circadian therapies may promote recovery after spinal cord injury.

SourceSociety for Neuroscience·JournaleNeuro·DateDec 3, 2018

Tele-ERs can help strengthen rural hospitals

A University of Iowa study found that rural hospitals using tele-medicine to back up their emergency room health care providers save an average of $117,000 annually in healthcare provider costs. This model also helps recruit new physicians by offering better work-life balance and reducing burnout.

SourceUniversity of Iowa·JournalHealth Affairs·DateDec 3, 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.

Innate auditory skills and music training

Research suggests that innate auditory perception skills play a significant role in shaping the neural encoding of speech during music training. Volunteers with higher musical listening abilities exhibited enhanced neural encoding of speech cues, comparable to those with extensive formal music training.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Children perform better when parents are involved in school life

A family's involvement in their child's education plays a crucial role in breaking the cycle of inequality. Parents who actively participate in academics tend to have higher socioeconomic status, which translates to better academic performance and increased opportunities for higher education.

SourceNational Research University Higher School of Economics·JournalEducational Studies·DateDec 3, 2018

Nanoscale tweezers can perform single-molecule 'biopsies' on individual cells

Researchers have developed nanoscale tweezers that can perform single-molecule 'biopsies' on individual cells, extracting DNA, proteins, and organelles without destroying the cell. This technique could help scientists build a 'human cell atlas' and better understand fundamental cellular processes.

SourceImperial College London·JournalNature Nanotechnology·DateDec 3, 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.

Effects of climate change on animal mimicry

A study on climate change and its effects on animal mimicry found that seasonal shifts alter the relationship between mimics, models, and predators. Climate change affects the emergence timing of different species in a Batesian mimicry system, leading to changes in predator-prey interactions.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Pulses of sinking carbon reaching the deep sea are not captured in global climate models

A recent study found that pulses of organic carbon reaching the deep sea are not accurately represented in global climate models. The research, conducted at Station M off California's coast, showed a significant increase in pulse events between 2011 and 2017, with 40% of total carbon arriving during these episodes.

SourceMonterey Bay Aquarium Research Institute·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Early clinical trial data show gene therapy reversing sickle cell anemia

Researchers have developed a gene therapy treatment that is reversing disease symptoms in two adults with Sickle Cell Anemia. The treatment, which uses reduced-intensity preconditioning, shows promise for transportability to resource-challenged parts of the world where SCA is most common.

SourceCincinnati Children's Hospital Medical Center·DateDec 3, 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.

New review highlights importance of good sleep routines for children

A recent review by University of British Columbia sleep expert Wendy Hall emphasizes the importance of good sleep hygiene for children, recommending regular bedtimes and limiting technology use before bedtime. The study found that these practices can help promote healthy sleep and prevent problems at school and development delays.

SourceUniversity of British Columbia·JournalPaediatric Respiratory Reviews·DateDec 3, 2018

Not in the DNA: Epigenetics discovered in single-celled archaea

University of Nebraska-Lincoln researchers found epigenetic traits in Sulfolobus solfataricus, a species of archaea that thrive in acidic environments. The discovery could accelerate the study of epigenetics in humans, potentially leading to new insights into trait inheritance and management.

SourceUniversity of Nebraska-Lincoln·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Machine learning helps predict worldwide plant-conservation priorities

A new machine learning-based approach predicts conservation status of over 150,000 plants, identifying 15,000 species at high risk. The method uses data analytics and machine learning to assess habitat features, weather patterns, and physical characteristics.

SourceOhio State University·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Epigenetic map may pave way for new therapeutic solutions to hearing loss

Researchers at Tel Aviv University have created the first map of methylation that reflects the functioning of the inner ear, revealing critical genes for hearing development. The discovery may lead to new therapeutics by modifying epigenetic signals to allow regeneration of hair cells.

SourceAmerican Friends of Tel Aviv University·JournalScientific Reports·DateDec 3, 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.

Borophene advances as 2D materials platform

Physicists from Brookhaven National Laboratory and Yale University have synthesized large-area single-crystal domains of borophene on copper substrates, expanding its potential for fabricating high-performance devices. The discovery represents a significant step towards practical borophene-based electronics.

SourceDOE/Brookhaven National Laboratory·JournalNature Nanotechnology·DateDec 3, 2018

Salt-evolved zooplankton grow too slowly to block salt-induced algal blooms

Research shows that salt-adapted zooplankton grow 65% slower than regular zooplankton, triggering algal blooms in polluted environments. Salt tolerance comes with a cost, including slower growth and reduced ability to control algal blooms.

SourceRensselaer Polytechnic Institute·JournalPhilosophical Transactions of the Royal Society of London (B )·DateDec 3, 2018

New tool to find and fight most dangerous types of lymphoma

Researchers have developed a new test called gene expression profiling that identified one in 10 patients with diffuse large B-cell lymphoma as being half as likely to be cured with existing treatments. The 'molecular high grade' group has a three-year survival rate of only about 37% after standard treatment.

SourceUniversity of Leeds·JournalJournal of Clinical Oncology·DateDec 3, 2018

Targeting scar-free wound healing

A European Research Council Consolidator grant has been awarded to Dr. Yuval Rinkevich's team at Helmholtz Munich to study the role of fibroblasts in wound healing, with a focus on determining how differences in their populations affect scarring outcomes.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·DateDec 3, 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.

Capturing the surprising flexibility of crystal surfaces

Researchers observed flexible changes on crystal surfaces using real-time imaging, finding porous coordination polymer crystals can dynamically change shape when introduced to guest molecules. This property makes them attractive for developing devices that selectively adsorb gas molecules.

SourceKyoto University·JournalNature Chemistry·DateDec 3, 2018

Linguistic study finds 'the I's have it' when it comes to education rates

A new linguistic study by the University of Bath found that countries where personal pronouns can be omitted have lower secondary school enrolment rates, especially among women. The research analyzed data from over 114,000 individuals in 75 countries and found a significant effect on educational attainment.

SourceUniversity of Bath·JournalKyklos·DateDec 3, 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.

Study puts the Neotropics on the map of the world's food production centers in antiquity

A new study reveals that sambaqui societies living in coastal Atlantic Forest areas between 8,000 and 1,000 years ago consumed a range of plants and had a more diversified economy than previously believed. Analysis of their middens shows evidence of plant cultivation and high consumption of carbohydrates.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalRoyal Society Open Science·DateDec 3, 2018

Acute flaccid myelitis: Five things to know

Acute flaccid myelitis is a rare but serious condition in children that can progress rapidly and result in persistent health deficits. The disease is usually caused by enteroviruses and requires urgent testing and medical attention.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateDec 3, 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.

Study finds toxic flame retardants in children's car seats

A new study by Indiana University scientists found toxic flame retardants in newly manufactured children's car seats, posing risks to children's health. The researchers detected high levels of emerging flame retardant chemicals, including cyclic phosphonate esters and polybrominated diphenyl ethers.

SourceIndiana University·JournalEnvironmental Science & Technology Letters·DateDec 3, 2018

Patients report skimping on insulin because of cost

A small survey of patients with diabetes found that 1 in 4 reported underusing insulin due to cost concerns. Poor glycemic control was a common result of this underuse. The study emphasizes the importance of making insulin more affordable.

SourceJAMA Network·JournalJAMA Internal Medicine·DateDec 3, 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.

Magnetic evidence of oxygen in a paleolake

Scientists have found magnetic evidence of oxygenation in a paleolake, suggesting that most water column and history contained oxygen. The study analyzed drill cores from the Nonesuch Formation, revealing a gradient of oxygenation according to water depth.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

UMSOM and GRAS begin second typhoid conjugate vaccine study in africa

A joint US-African effort to test the Bharat Biotech typhoid conjugate vaccine (TCV) on 250 children aged 9-36 months in Burkina Faso. The study aims to evaluate the TCV's efficacy when co-administered with other routine vaccines, such as yellow fever and meningitis A vaccines.

SourceUniversity of Maryland School of Medicine·DateDec 3, 2018

Clark University researchers: Development threatens tropical forests

A recent study by Clark University researchers reveals that tropical forests are under threat from massive infrastructure projects and resource extraction. The study highlights the urgent need for policy-making that protects forests and communities from corruption and human rights abuses.

SourceClark University·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Primordial RNA and origins of life

Scientists have created a version of RNA that could have served as an early genetic polymer, with inosine replacing guanine to improve accuracy. The results suggest that inosine could have played a crucial role in the origins of life.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 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.

A new approach to studying the flu

Researchers have developed a new method to study the flu virus, allowing them to visualize individual proteins and understand how they contribute to the virus's success. The study suggests that variations in protein composition may be beneficial for the virus, enabling it to spread infection more effectively.

SourceWashington University in St. Louis·JournalCell·DateDec 3, 2018

Discovery may lead to safer drugs to save more women in childbirth

Scientists at USC and SLAC develop a 3D map of the structure of a cell receptor as it binds to misoprostol, a key drug for women's health. This research provides a starting point for new drug discoveries that could reduce maternal mortality rates.

SourceUniversity of Southern California·JournalNature Chemical Biology·DateDec 3, 2018

Macroscopic phenomena governed by microscopic physics

A research group at Osaka University has observed magnetic reconnection driven by electron dynamics for the first time in a laboratory setting. The study uses high-power lasers to create plasma conditions similar to those found in space, allowing researchers to investigate electron-scale phenomena alongside macroscopic structures.

SourceOsaka University·JournalNature Communications·DateDec 3, 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.

Stentrode (TM) developed for brain treatments without major surgery

Researchers have developed a tiny device that electrically stimulates the brain, paving the way for minimally invasive treatments for conditions such as epilepsy and Parkinson's disease. The Stentrode can deliver targeted stimulation without open-brain surgery, opening up new possibilities for treating neurological disorders.

SourceUniversity of Melbourne·JournalNature Biomedical Engineering·DateDec 3, 2018

Running a marathon can increase cardiac strain in amateur runners

A new study published in Circulation found that running a full marathon significantly raises concentrations of biomarkers indicating heart strain in amateur runners. The study suggests that shorter endurance races may reduce the strain on the heart muscle during competition.

SourceAmerican Heart Association·JournalCirculation·DateDec 3, 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.

Diagnostic imaging for bladder cancer

Researchers developed a noninvasive diagnostic imaging method for bladder cancer using machine learning analysis of nanoresolution images from urine samples. The method achieved 94% accuracy in diagnosing bladder cancer compared to cystoscopy, the clinical standard.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

Life has a new ingredient

Researchers at Harvard University suggest that inosine could have served as a surrogate for guanosine in the early emergence of life. Inosine enabled RNA to replicate with high speed and few errors, supporting its potential role as a backbone of the first cells.

SourceHarvard University·JournalProceedings of the National Academy of Sciences·DateDec 3, 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.

For older adults with heart failure: Can taking too many medications reduce abilities?

A study found that older adults with heart failure who take five or more medications are at higher risk for cognitive impairment and difficulty performing daily activities. The researchers suggest that healthcare providers should consider these limitations when prescribing medications, as they may unnecessarily expose patients to incre...

SourceAmerican Geriatrics Society·JournalJournal of the American Geriatrics Society·DateDec 3, 2018

LIGO and Virgo announce four new gravitational-wave detections

The LIGO and Virgo collaborations have detected 10 stellar-mass binary black hole mergers and one neutron star merger, with six of the black hole events previously reported. The new detections include GW170729, GW170809, GW170818, and GW170823, which are included in a new catalog of gravitational-wave events.

SourceMassachusetts Institute of Technology·DateDec 3, 2018

Science proves vaccines are helpful, not harmful, to society

Vaccines have been proven to be safe and beneficial for society, but misconceptions persist. The World Health Organization requires vaccination checks during medical encounters, but many cases are missed. Digital tools like VaccApp and ViVI Score aim to improve vaccine communication.

SourceSociety for Risk Analysis·DateDec 3, 2018

Artificial intelligence for studying the ancient human populations of Patagonia

Archaeologists used machine learning techniques to classify and predict the technological elements of ancient hunter-gatherer groups in Patagonia. The study identified two distinct 'landscapes' of technology, one for pedestrian groups and another for nautical societies, shedding light on their mobility patterns and interactions.

SourceSpanish Foundation for Science and Technology·JournalRoyal Society Open Science·DateDec 3, 2018

As married couples age, humor replaces bickering

A study by UC Berkeley found that married couples who aged show more humor and tenderness towards each other, leading to lower rates of defensiveness and criticism. The researchers tracked the emotional interactions over a period of 13 years, revealing an increase in positive behaviors like affection and enthusiasm.

SourceUniversity of California - Berkeley·JournalEmotion·DateDec 3, 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.

Requests for emergency contraception could be an important sign of abuse

A new UK study found that women experiencing domestic violence and abuse are more than twice as likely to request emergency contraception, highlighting a possible indicator of abuse. The research suggests that healthcare professionals can play a crucial role in identifying and referring these women to specialist support services.

SourceUniversity of Bristol·JournalBritish Journal of General Practice·DateDec 3, 2018

Study finds bad bosses could turn you into a great boss

A University of Central Florida study suggests that workplace abuse by managers may not lead to abusive behavior by lower-level leaders. In fact, prior victims of abuse are more likely to treat their own subordinates better after learning from their boss's bad behavior.

SourceUniversity of Central Florida·JournalJournal of Applied Psychology·DateDec 3, 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.

The secret contamination of polar bears

Scientists discover hundreds of unrecognized halogenated contaminants in polar bear serum, including polychlorinated biphenyls and perfluoroalkyl sulfonic acids. The study reveals increasing levels of these pollutants over the past two decades, posing potential health risks to the Arctic ecosystem.

SourceWiley·JournalAngewandte Chemie International Edition·DateDec 3, 2018

Physicists shed X-ray light on melting polymers

Researchers from MIPT and Lomonosov Moscow State University developed an experimental setup combining thermal and X-ray analysis to study semicrystalline polymers. They found that a critical heating rate can prevent structural changes, revealing complex thermodynamic behavior behind the material's melting points.

SourceMoscow Institute of Physics and Technology·JournalACS Macro Letters·DateDec 3, 2018

Plant cells inherit knowledge of where's up and where's down from mother cell

Researchers at IST Austria found that plant cells inherit knowledge of where is up and down from their mother cell. The directional transport of hormone auxin sets up polarization, but this depends on polar distribution of PIN auxin transporters. Endocytosis and phosphorylation of PIN transporters are crucial for re-establishing polarity.

SourceInstitute of Science and Technology Austria·JournalNature Plants·DateDec 3, 2018

Prenatal environment can tune genomic imprinting

A study found that prenatal environmental factors, including maternal age and nutrition, influence genomic imprinting in humans. The researchers analyzed DNA methylation data from Gambian children and found varying levels of imprinting depending on the season of conception.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018

New dataset expands understanding of Arctic Spring Bloom

A new study published in Biogeosciences reveals that declining silicon concentrations in the European Arctic Ocean reduce diatom production, impacting the food chain and organic matter sinking to the seafloor. The research team confirms this effect in 95% of samples collected during a research expedition.

SourceDauphin Island Sea Lab·JournalBiogeosciences·DateDec 3, 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.

Opioid prescriptions from dentists linked to youth addiction risk, Stanford study finds

A Stanford University School of Medicine study found that teens and young adults who receive their initial opioid prescriptions from dentists are at increased risk for opioid addiction in the following year. The study, which examined nearly 15,000 patients, found that those who received dental opioid prescriptions were more likely to c...

SourceStanford Medicine·JournalJAMA Internal Medicine·DateDec 3, 2018

New laboratory system allows researchers to probe the secret lives of queen bees

Scientists have created a lab-based method to monitor honey bee queen fertility, revealing the impact of worker nutrition on queen egg laying. The study found that worker bees fed with pollen paste resulted in slower egg laying rates for queens compared to those fed with bee bread.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalPLOS ONE·DateDec 3, 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.

Solving 21st-century problems requires skills that few are trained in, scientists find

A new scientific report highlights the importance of collaborative problem-solving skills for tackling modern problems. The research team identifies key cognitive and social components of CPS and emphasizes the need for evidence-based standards and curricula in education to develop these skills.

SourceAssociation for Psychological Science·JournalPsychological Science in the Public Interest·DateDec 3, 2018

Utility customers overestimate cost savings with energy-conservation plans

A new study by Ohio State University found that utility customers rely on perception of cost savings rather than actual savings when deciding to participate in energy-conservation programs. The study involved 8,702 customers and showed that consumers who thought they were saving more were more likely to renew their programs.

SourceOhio State University·JournalNature Energy·DateDec 3, 2018

High childhood BMI linked to obesity at age 24 in women

Researchers found that girls who gained weight rapidly between ages 5 and 15 were more likely to be obese at 24. A follow-up study of 182 participants found a 93% rate of overweight or obesity in those with accelerated weight gain, compared to 20-37% in other groups.

SourcePenn State·JournalEating Behaviors·DateDec 3, 2018

Resource extraction, forest loss, and community rights

A study finds that resource extraction and infrastructure development lead to significant forest loss and marginalize indigenous communities. The authors suggest novel approaches balancing conservation and agroindustry goals through rigorous land use zoning and community-led resource management.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 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.

Barts Charity funds £6.5 million to grow Queen Mary University of London campus

Queen Mary University of London has received £6.5 million in funding from Barts Charity to develop a new teaching lab, Cell Culture Labs, Tissue Bank Lab, Mass Spec Lab, Microscopy Lab, and office spaces at its Charterhouse Square campus. The investment will enhance the school's capacity to host up to 100 new appointments over four years.

SourceQueen Mary University of London·DateDec 3, 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.

Coping with threats from hurricanes, wildfires and rising sea levels

Recent studies highlight the need for updated adaptation plans to address severe weather events, with hard-adaptive measures like seawalls increasing long-term vulnerability. Increasing hazard awareness through education can reduce vulnerability, while effective communication strategies can mitigate flood damages.

SourceSociety for Risk Analysis·DateDec 3, 2018

Dana-Farber to present research on myeloma progression from precursor conditions

Researchers at Dana-Farber Cancer Institute have made significant advances in understanding the progression of multiple myeloma from precursor conditions, suggesting potential new treatments. The study found that immune system cells in patients with precursor conditions undergo changes that affect disease progression, and a novel combi...

SourceDana-Farber Cancer Institute·DateDec 3, 2018

Protective effects of coffee in Parkinson's disease models

Research reveals that coffee compounds eicosanoyl-5-hydroxytryptamide and caffeine work together to maintain enzyme PP2A activity, dephosphorylating pathogenic α-synuclein proteins. This synergy prevents neurodegeneration and neuroinflammation in Parkinson's disease models.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateDec 3, 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.

Prescribed burning not as damaging as previously thought

Researchers found that prescribed burning can produce positive outcomes when carried out on a sensible rotation, including reduced fire fuel loads and increased carbon accumulation. The study used stratigraphical techniques to analyze data from long-term ecological experiments at Moor House National Nature Reserve.

SourceUniversity of Liverpool·JournalNature Geoscience·DateDec 3, 2018

Reproductive cycle may foreshadow Alzheimer's disease

Researchers found that female mice with Alzheimer's-like pathology spent more time in stages with high estrogen levels than control mice, associated with impaired learning and memory. Beta-amyloid production also increased during these stages, highlighting the importance of female biology in nervous system disorders.

SourceSociety for Neuroscience·JournaleNeuro·DateDec 3, 2018

What makes rats relapse

A recent study published in JNeurosci found that activation of the anterior insular cortex is a key predictor of relapse after abstinence in male rats. This finding has implications for understanding the neurobiology of relapse and may inform preventative strategies for alcohol use disorder in humans.

SourceSociety for Neuroscience·DateDec 3, 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.

Global warming increases frost damage on trees in Central Europe

A Finnish-Chinese study found that global warming increases frost damage on trees in Central Europe, with some areas experiencing substantial increases in spring frosts. This is due to earlier flowering and leafing out of plants, which can lead to more frequent and severe frost events.

SourceUniversity of Eastern Finland·JournalGlobal Change Biology·DateDec 3, 2018

Genetic relic of the 'black death' may offer clues in treating liver disease

A study found that a gene mutation believed to have protected people from the bubonic plague may also protect HIV patients with hepatitis C from fatal liver scarring. Researchers matched patients with and without the CCR5-delta 32 gene mutation and found that those with the mutation had less fibrosis progression.

SourceUniversity of Cincinnati·JournalClinical Infectious Diseases·DateDec 3, 2018

In team sports, chemistry matters

Researchers analyzed data from professional sports leagues and online games to find that past shared success among team members boosts their chances of winning future games. The study's findings suggest that team chemistry is a crucial factor in determining team success, transcending cultural differences and industries.

SourceNorthwestern University·JournalNature Human Behaviour·DateDec 3, 2018

In death, Lonesome George reveals why giant tortoises live so long

Researchers at Yale University discovered genetic variants linked to DNA repair, immune response, and cancer suppression in giant tortoises that enable them to live over 100 years. These findings provide new insights into aging research and could lead to breakthroughs in human health.

SourceYale University·JournalNature Ecology & Evolution·DateDec 3, 2018

Research: A third of hospitalized adolescents with life-threatening anorexia are not thin

A study by Australian Dietitian Melissa Whitelaw found that 51 patients with 'atypical anorexia' had significant eating disorder psychopathology but were not underweight. The patients experienced life-threatening complications such as low pulse rates and deranged blood electrolytes despite being within or above the healthy weight range.

SourceUniversity of Melbourne·JournalJournal of Adolescent Health·DateDec 3, 2018

New drug combination could be more effective against melanoma

A new study suggests combining kinase inhibitors with ribonucleases could lead to better results against melanoma. The combination kills cells more effectively than either drug alone, potentially preventing tumor resistance. Researchers hope to test the combination in clinical trials.

SourceMassachusetts Institute of Technology·JournalMolecular Cancer Therapeutics·DateDec 3, 2018

Will light be the basis for quantum computing?

A team from INRS has successfully generated high-dimensional cluster states and implemented novel quantum operations, paving the way for one-way quantum computing. This breakthrough uses photons as a data medium, leveraging their unique properties to increase information storage capacity and boost computational power.

SourceInstitut national de la recherche scientifique - INRS·JournalNature Physics·DateDec 3, 2018

Young, hip farmers: Coming to a city near you

A new generation of farmers is shifting towards the outskirts of cities with high demand and purchasing power, driven by a desire for healthier food systems and authentic rural identities. The movement, identified by Purdue University researcher Andrew Flachs, thrives in hotspots like central Texas, Oklahoma, and the Great Lakes region.

SourcePurdue University·JournalRural Sociology·DateDec 3, 2018

Billions of nanoplastics accumulate in marine organisms within six hours

A groundbreaking study found that billions of nanoplastics can accumulate in the bodies of marine organisms like great scallops within just six hours. The research, led by the University of Plymouth, showed that even smaller particles measuring 20nm had become dispersed throughout the body's organs.

SourceUniversity of Plymouth·JournalEnvironmental Science & Technology·DateDec 3, 2018

SUTD researchers discover new material -- black silver

Researchers from Singapore University of Technology and Design have engineered a new inexpensive nanomaterial with exceptional performance in visible and infrared light interaction. The material can be used to improve solar cells and optically detect minute traces of biomolecules, offering potential industrial relevance.

SourceSingapore University of Technology and Design·JournalNano Energy·DateDec 3, 2018

A change in marital status affects the number of daily steps

A recent study found that changes in relationships affect physical activity levels, with divorced men and newly partnered women experiencing significant reductions in daily steps. Interestingly, higher socioeconomic individuals showed increased aerobic steps over a four-year follow-up period.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalJournal of Public Health·DateDec 3, 2018

Neuroscientists pinpoint genes tied to dementia

A UCLA-led research team has identified two major groups of genes involved in mutations that result in an overproduction of tau protein, a hallmark of progressive dementia. The study suggests that these genetic processes may be targetable with experimental drugs.

SourceUniversity of California - Los Angeles Health Sciences·JournalNature Medicine·DateDec 3, 2018

Light-induced changes in photosensory proteins

The study reveals the molecular mechanisms of phytochromes, which convert light into cellular information, and their potential applications in oncology and genetic disease treatment. Understanding these proteins can help develop non-invasive imaging techniques and light-controlled tools for medical applications.

SourceCharité - Universitätsmedizin Berlin·JournalNature Communications·DateDec 3, 2018

Can predictive analytics help banks, consumers avoid overdraft issues? New study says, yes

A recent study found that data and predictive analytics can help address the issue of bank overdraft fees, which are a significant source of revenue for banks. The researchers developed policy simulations to show that alternative pricing strategies can increase bank revenue while improving consumer welfare.

SourceInstitute for Operations Research and the Management Sciences·JournalMarketing Science·DateDec 3, 2018

Aluminum nitride to extend life of solar power plants

Researchers developed porous composites based on SiC/AIN with up to 40% aluminum nitride, exceeding traditional materials due to solid solution formation at grain boundaries. These composites improve thermal conductivity, heat resistance, and low coefficient of thermal expansion.

SourceNational University of Science and Technology MISIS·JournalRenewable Energy·DateDec 3, 2018

For large health systems, telehealth programs mean challenges and results

A new report highlights the common challenges faced by large health systems when implementing telehealth programs, including engaging leadership, prioritizing areas for support, and educating patients. Despite these hurdles, investing in telehealth can lead to significant cost savings and improved patient access.

SourceMichigan Medicine - University of Michigan·JournalHealth Affairs·DateDec 3, 2018

Colloidal quantum dots make LEDs shine bright in the infrared

Researchers at ICFO have developed colloidal quantum dot (CQD) infrared emitting LEDs with unprecedented values in the infrared range, achieving external quantum efficiency of 7.9% and power conversion efficiency of 9.3%. The CQDs' unique properties allow for efficient charge funnelling and low electronic defect density, enabling signi...

SourceICFO-The Institute of Photonic Sciences·JournalNature Nanotechnology·DateDec 3, 2018

Women in hospital medicine face major obstacles

A CU Anschutz study found that female academic hospitalists face inadequate paid parental leave, difficulty with breastfeeding support and diminished career opportunities. The study calls for more generous paid leave policies to attract and retain women in the profession.

SourceUniversity of Colorado Anschutz Medical Campus·JournalJournal of Hospital Medicine·DateDec 3, 2018

Alcohol intake may be key to long-term weight loss for people with diabetes

A new study published in the journal Obesity suggests that alcohol consumption may attenuate long-term weight loss in adults with Type 2 diabetes. Participants who abstained from alcohol during a lifestyle intervention program lost more weight than those who drank, highlighting the importance of limiting alcohol intake for effective we...

SourceUniversity of Pennsylvania School of Nursing·JournalObesity·DateDec 3, 2018

A sobering conclusion: Adult hearts contain no stem cells

Researchers at the Hubrecht Institute found that adult hearts do not have stem cells that can regenerate lost heart muscle after a heart attack. Instead, connective tissue cells produce scar tissue to replace the lost cardiac muscle, which helps maintain heart integrity.

SourceHubrecht Institute·JournalProceedings of the National Academy of Sciences·DateDec 3, 2018