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Science News for June 24, 2019


Mood neurons mature during adolescence

Researchers found that most amygdala neurons mature rapidly during adolescence, suggesting a key role in emotional development. However, some neurons remain immature throughout life, offering new insights into how the brain maintains emotional responses flexibility.

SourceUniversity of California - San Francisco·JournalNature Communications·DateJun 24, 2019

Playing 'tag': Tracking movement of young oysters

Researchers use harmless fluorescent dye to track oyster larval movements in Mobile Bay, finding larvae are transported from lower bay to Mississippi Sound via freshwater flow paths. This approach can be applied to other marine species, aiding restoration and management of larval transport pathways globally.

SourceDauphin Island Sea Lab·JournalEstuaries and Coasts·DateJun 24, 2019

Hate speech on Twitter predicts frequency of real-life hate crimes

Researchers analyzed 532 million tweets and found a correlation between racist tweets and actual hate crimes in cities. The study identified specific discriminatory terms and phrases used on social media across the country, which could help identify groups targeted by racially motivated crimes.

SourceNYU Tandon School of Engineering·DateJun 24, 2019

Music students do better in school than non-musical peers

A study found that music students outperform non-musical peers in math, science, and English exams. The research suggests that instrumental music skills transfer broadly to academic subjects, enhancing cognitive capacities and motivation to learn.

SourceUniversity of British Columbia·JournalJournal of Educational Psychology·DateJun 24, 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.

Hydrogel offers double punch against orthopedic bone infections

Researchers have developed a double-duty hydrogel that both kills bacteria and promotes bone regrowth using lysostaphin and BMP-2. This breakthrough therapy shows promise in treating orthopedic bone infections with fewer surgeries and accelerated healing.

SourceGeorgia Institute of Technology·JournalScience Advances·DateJun 24, 2019

Big data says food is too sweet

A study analyzing nearly 400,000 food reviews found that many people think today's foods are too sweet, with sweet being the most frequently mentioned taste quality. The researchers used machine learning to identify words related to taste and found that over-sweetness was mentioned 25 times more often than under-sweetness.

SourceMonell Chemical Senses Center·JournalPhysiology & Behavior·DateJun 24, 2019

Seeing the doctor? Relax, you'll remember more

A new study found that patients who meditate or listen to calming music before receiving written health information are more likely to pay attention and retain the details. The researchers recommend using this time wisely by relaxing in the waiting room, such as meditating or listening to calming music.

SourceUniversity of Michigan·JournalPersonality and Social Psychology Bulletin·DateJun 24, 2019

Clouds dominate uncertainties in predicting future Greenland melt

Clouds play a crucial role in projecting future Greenland ice sheet melt, with high emission scenarios showing the most significant uncertainty. The study found that clouds can increase or decrease sea level rise by up to 11 cm within the next thousand years.

SourceUniversity of Bristol·JournalNature Climate Change·DateJun 24, 2019
Apple iPhone 17 Pro

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

What influences how parents and their gay adolescent sons discuss sexual health at home?

A study published in the American Journal of Sexuality Education found that even when parents aim to avoid heteronormative stereotypes, external factors like mass media and religion can still reinforce them. Parents' mindful awareness of their conversations with other children and their influence on what they hear from friends and see ...

SourceUniversity of Pennsylvania·JournalAmerican Journal of Sexuality Education·DateJun 24, 2019

Screams contain a 'calling card' for the vocalizer's identity

A study by Emory University scientists found that human screams can be correctly identified as belonging to the same person. The research suggests that non-human primates, like monkeys, also use screams for recruitment and help. This discovery sheds light on the evolutionary origins of screams.

SourceEmory Health Sciences·JournalPeerJ·DateJun 24, 2019

Culture shapes how we learn to reason?

A new study published in the Proceedings of the National Academy of Sciences found that cultural environment influences early diversity in abstract thought. Chinese children demonstrated superior relational reasoning skills compared to US children, with significant differences emerging around age 3.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateJun 24, 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.

Stanford researchers teach robots what humans want

Researchers at Stanford University developed a new system that combines demonstrations and user preference surveys to set goals for autonomous systems, achieving better results in simulations and real-world experiments. The system improved upon previous methods, reducing the time required to generate instructions by 15-50 times.

SourceStanford University·DateJun 24, 2019

Women face more cognitive issues after brain tumor radiation

Research by Georgia State University found that women undergoing radiation therapy for pediatric brain tumors are more likely to experience long-term cognitive issues. Female survivors were more negatively affected in activities of daily living and higher-order skills compared to male counterparts.

SourceGeorgia State University·JournalJournal of the International Neuropsychological Society·DateJun 24, 2019

Chronic conditions -- not infectious diseases -- are top 5 causes of early death in China

A new study reveals that chronic diseases such as stroke, ischemic heart disease, and lung cancer are now the leading causes of premature death in China. The study's findings show a significant shift from communicable to chronic conditions over nearly three decades, largely due to economic growth and increasing education levels.

SourceInstitute for Health Metrics and Evaluation·JournalThe Lancet·DateJun 24, 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.

Shedding light on rhodopsin dynamics in the retina

Researchers discovered rhodopsin forms transient clusters within disc membranes in retina, acting as platforms for light to chemical signal conversion. These clusters are concentrated in the center of disc membranes and exhibit properties similar to rafts.

SourceKobe University·JournalCommunications Biology·DateJun 24, 2019

Noninvasive view into the heart

A study by Goethe University Frankfurt has demonstrated the safety and efficacy of non-invasive magnetic resonance imaging (MRI) in guiding therapy decisions for patients with stable chest pain and coronary heart disease. MRI measurements were found to be as safe as cardiac catheterization, with reduced need for invasive procedures.

SourceGoethe University Frankfurt·JournalNew England Journal of Medicine·DateJun 24, 2019

Deportation worries fuel anxiety, poor sleep, among US-born Latinx youth

A new study by UC Berkeley researchers found that nearly half of US-born Latinx youth worry about the impact of US immigration policies on their families. Those with more concerns experience higher anxiety and poorer sleep quality, impacting their well-being and long-term health.

SourceUniversity of California - Berkeley·JournalJAMA Pediatrics·DateJun 24, 2019

Targeting individual atoms

Researchers at ETH Zurich have developed a new method to directly track the precession of single nuclear spins, allowing for precise molecular analysis. This breakthrough enables scientists to study molecules at the atomic level, with potential applications in fields like materials science and chemistry.

SourceETH Zurich·JournalNature·DateJun 24, 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.

Columbia researchers provide new evidence on the reliability of climate modeling

Researchers confirm that the tropical atmospheric circulation pattern, the Hadley cell, is weakening due to anthropogenic emissions. This finding has significant implications for predicting future subtropical rainfall and the drying of regions already receiving little rainfall.

SourceColumbia University School of Engineering and Applied Science·JournalNature Geoscience·DateJun 24, 2019

Researchers unveil how soft materials react to deformation at molecular level

Researchers have developed a new laboratory technique to measure polymer flow at the molecular level, providing fundamental understanding of soft material behavior during rapid deformation. This approach has led to significant insights into designing biomedical, industrial and environmental applications.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalPhysical Review Letters·DateJun 24, 2019

Opioid overdose more likely if family member has opioid prescription

Research found a significant association between family members having opioid prescriptions and increased risk of overdose among individuals without opioid prescriptions, applicable to all age groups. The study also showed that greater quantities of prescribed opioids are linked to higher overdose risks.

SourceJAMA Network·JournalJAMA Internal Medicine·DateJun 24, 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.

Study investigates role of family doctors in advanced therapies

A recent study by the University of Granada's Tissue Engineering Research Group has found that resident hospital doctors specialising in Family Medicine lack sufficient training on advanced therapies. The researchers also discovered a positive attitude among these doctors towards the use and application of such therapies.

SourceUniversity of Granada·JournalPLOS ONE·DateJun 24, 2019

Settling the debate on serotonin's role in sleep

Researchers found that serotonin produced by the raphe region is required for zebrafish and mice to get normal amounts of sleep. The team used genetically modified models to demonstrate this, with light stimulation putting fish and mice to sleep only when activating serotonin-producing neurons.

SourceCalifornia Institute of Technology·JournalNeuron·DateJun 24, 2019

New therapy targets gut bacteria to prevent and reverse food allergies

Researchers have identified specific bacterial species in the human infant gut that protect against food allergies. Administering these microbes as a therapeutic can prevent food allergies from happening and even reverse existing ones in mice, offering a new approach to treating this common condition.

SourceBrigham and Women's Hospital·JournalNature Medicine·DateJun 24, 2019

Could coffee be the secret to fighting obesity?

Researchers at the University of Nottingham discovered that drinking coffee can stimulate 'brown fat', increasing body heat and burning calories. This could be a key to tackling obesity and diabetes. The study used thermal imaging to trace brown fat reserves and found that caffeine had a direct effect on its functions.

SourceUniversity of Nottingham·JournalScientific Reports·DateJun 24, 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.

How Facebook and Google avoided FEC ad disclaimers during 2016 presidential election

A Virginia Tech research team uncovered how Facebook and Google deadlocked the Federal Election Commission's efforts to regulate digital political advertising. The platforms sought exemption from disclaimers, citing profit motives and technological limitations. This led to a narrow advisory opinion with minimal guidance for compliance.

SourceVirginia Tech·JournalTelecommunications Policy·DateJun 24, 2019

How trees affect the weather

Researchers found that certain plant and tree traits exacerbate drought conditions by rapidly releasing water vapor into the air. This can lead to more frequent and intense droughts in hot climates, even in regions with adapted plant species.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Damage to the ozone layer and climate change forming feedback loop

A new report reveals that ozone-driven climate change is having far-reaching impacts on the Earth's ecosystems, from weather patterns to sea mammal populations. The study found that warmer oceans are benefiting some species, while others are declining due to changes in ocean productivity and acidification.

SourceRensselaer Polytechnic Institute·JournalNature Sustainability·DateJun 24, 2019

Understanding brain activity when you name what you see

A new study reveals a reliable sequence of neural interactions in the human brain that corresponds to visual processing, language state, and articulation state when naming objects. The findings support the view that dynamic interactions within neural networks govern language production.

SourceBaylor College of Medicine·JournaleNeuro·DateJun 24, 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.

Mathematics ties media coverage of gun control to upticks in gun purchases

Researchers found a causal link between print news media coverage of U.S. gun control policy and increases in firearm acquisition, especially in states with lax gun laws. The study analyzed data on mass shootings, media coverage, and firearm background checks, revealing no significant links between other variables.

SourceNYU Tandon School of Engineering·JournalNature Human Behaviour·DateJun 24, 2019

Engineering enzymes to turn plant waste into sustainable products

A new family of enzymes has been engineered to break down lignin, a key component of plants, enabling the production of sustainable materials such as nylon and bioplastics. This breakthrough could reduce reliance on oil and lower CO2 emissions.

SourceUniversity of Portsmouth·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Novel Chinese nanogenerator takes cue from electric eels

Researchers developed a bionic stretchable nanogenerator inspired by electric eels, generating up to 170V under dry conditions. The technology has potential for wearable devices, human motion monitoring and underwater rescue applications.

SourceChinese Academy of Sciences Headquarters·JournalNature Communications·DateJun 24, 2019

More women in US receive 3D mammography but disparities remain

A recent study published in JAMA Internal Medicine found that the use of 3D mammography has risen substantially in the US, with DBT being more rapidly adopted in areas with higher incomes, greater education, and larger white populations. However, disparities in care persist, reflecting uneven adoption across regions and demographics.

SourceYale University·JournalJAMA Internal Medicine·DateJun 24, 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.

New reports provide guidance for obesity care

The Obesity Society has developed two new resources to improve obesity medicine education in medical schools and advanced healthcare providers. The resources include the first set of competencies for caring for patients with obesity and a proposed standard of care for adults with obesity, aimed at enhancing patient care.

SourceThe Obesity Society·JournalObesity·DateJun 24, 2019

Why money cannot 'buy' housework

A new study by Lancaster University finds that household finances and control of financial decisions are linked to the time spent on routine housework, with women doing most of it. Despite earning more, women have limited control over their own earnings and household finances, leading to a glass ceiling in the labour market.

SourceLancaster University·JournalJournal of Marriage and Family·DateJun 24, 2019

Galaxy clusters caught in a first kiss

Two giant galaxy clusters are caught in the act of colliding for the first time, providing valuable insights into the formation of large-scale structures. The clusters' merger shock wave is expected to have a significant impact on the evolution of galaxy clusters and cosmic structure.

SourceRIKEN·JournalNature Astronomy·DateJun 24, 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.

Sugary drink taxes reduce consumption, major review shows

A 10% tax on sugary drinks has cut purchases and consumption by an average of 10%, according to a major review. The review analyzed data from four US cities and two European regions, finding that taxes resulted in decreased sales and purchasing of taxed beverages.

SourceUniversity of Otago·JournalObesity Reviews·DateJun 24, 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.

Research journal publishes first-ever obesity-focused education competencies

The Obesity Medicine Education Collaborative developed the first set of obesity-focused competencies to improve obesity medicine education for physicians and advanced healthcare providers. The 32 competencies aim to introduce obesity medicine education early and ensure adequate training for treating obesity.

SourceObesity Medicine Association·JournalObesity·DateJun 24, 2019

Government-funded research increasingly fuels innovation

A recent study reveals that nearly a third of US patents rely on government-funded research, underscoring the importance of federal investment in driving technological progress. The research found that corporations have increasingly relied on federally supported research, leading to more important and impactful patents.

SourceUniversity of Connecticut·JournalScience·DateJun 24, 2019

SLAS Discovery announces its July feature article, '3D Cell-Based Assays for Drug Screens: Challenges in Imaging, Image Analysis, and High-Content Analysis'

The switch from 2D to 3D cell cultures in drug discovery improves the accuracy of human physiological conditions and increases the success rates of drugs. High-content analysis with 3D cell cultures is expected to increase the quality of compounds progressing to preclinical stages.

SourceSLAS (Society for Laboratory Automation and Screening)·JournalSLAS DISCOVERY·DateJun 24, 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.

Speeding up single-cell genomics research

Researchers at Harvard University have developed a new platform for rapid single-cell sequencing, combining microfluidics and novel software to scale up single-cell ATAC-seq. This approach enables the analysis of gene control in individual cells, revealing new insights into cell development and disease processes.

SourceHarvard University·JournalNature Biotechnology·DateJun 24, 2019

Americans overestimate income for children from wealthy and middle-income families -- and underestimate it for children from poor ones

A new study by New York University sociologists found that Americans tend to overestimate the future income of children from wealthy and middle-income families while underestimating it for those from poor families. The research challenges the prior belief that Americans hold an optimistic view about economic mobility.

SourceNew York University·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Monarch butterflies bred in captivity may lose the ability to migrate, study finds

A new study by scientists at the University of Chicago found that commercially bred monarch butterflies do not fly southward even in offspring raised outdoors. This suggests that captive breeding disrupts the monarch's migratory behavior and genetic differences between captive and wild populations may be to blame.

SourceUniversity of Chicago·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Tapping into the way cells communicate

Researchers have developed a platform to record cell messages in depth, uncovering the precise ways cells communicate. This breakthrough enables the creation of 'cell-less' therapies that aid in repairing cardiac tissue without stem cell transplantation.

SourceUniversity of Connecticut·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Scientists discover the forces behind extreme heat over Northeast Asia

Researchers discovered that an anomalous anticyclone and cyclonic anomaly over the western North Pacific facilitated extreme heat via subsidence anomalies. Cooling over the southeastern tropical Indian Ocean also contributed to this phenomenon.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateJun 24, 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.

Crop pests more widespread than previously known

A new study by the University of Exeter reveals that crop pests are likely present in many places thought to be free of them. The researchers used data from 1,739 pests and found large numbers of pests in China, India, southern Brazil, and former USSR countries.

SourceUniversity of Exeter·JournalGlobal Change Biology·DateJun 24, 2019

More energy needed to cope with climate change

A new study finds that climate change will lead to a significant increase in global energy demand by 2050, with the largest changes occurring in electricity needed for cooling and the industry and service sectors.

SourceInternational Institute for Applied Systems Analysis·JournalNature Communications·DateJun 24, 2019

Wearable technology to personalize Lu-177-DOTATATE therapy for NETs

Researchers developed a wearable vest to collect data for personalized therapy in patients with metastatic NETs. The device provides organ-specific measurement recordings within the patient's comfort, allowing for more effective treatment and improved progression-free survival.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 24, 2019

New therapy promotes vascular repair following stroke

A new therapy has shown promise in promoting vascular repair following a stroke, leading to improved motor functions and regeneration of damaged blood vessels. Researchers used anti-Nogo-A antibodies in mice and found better recovery and reduced motor function impairment compared to control groups.

SourceUniversity of Zurich·JournalProceedings of the National Academy of Sciences·DateJun 24, 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.

How to bend waves to arrive at the right place

Researchers at TU Wien have developed a method to manipulate the 'branched flow' of waves, which can be exploited to send waves along specific paths. The technique uses numerical simulations to calculate the optimal wave shape and can be applied to various types of waves, including light, sound, and sonar waves.

SourceVienna University of Technology·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Resonance-enhanced tunneling induces F+H2 reaction in interstellar clouds

Scientists discovered resonance-enhanced tunneling as the key to the F + H2 reaction's rapid reactivity, essential for understanding interstellar chemistry. The research found that resonance states are crucial for overcoming the energy barrier, enabling the observed HF in interstellar clouds.

SourceChinese Academy of Sciences Headquarters·JournalNature Chemistry·DateJun 24, 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.

Young women who smoke face highest risk of major heart attack

Smoking increases STEMI risk in all patients, regardless of age or gender, but the risk is higher in females. Quitting smoking can reverse this risk within a month, and researchers propose several possible reasons for the greater risk, including lower serum estrogen levels and chronic inflammation

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateJun 24, 2019

Clinical trials beginning for possible preeclampsia treatment

Researchers at Lund University have made significant strides in developing a potential drug to combat preeclampsia, a life-threatening condition affecting millions of pregnant women worldwide. The study's findings confirm the therapeutic effects of alpha-1-microglobulin and suggest a promising path forward for patients with the disease.

SourceLund University·JournalScientific Reports·DateJun 24, 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.

Genome of symbiotic cryptic cyanobacterium

The OmCyn cyanobacterium has been found to have a worldwide distribution, hidden by its symbiotic relationship with a dinoflagellate. The discovery represents an ecologically important group of cyanobacteria and suggests that other undiscovered cryptic cyanobacterial lineages may exist.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Smash and grab: A heavyweight stellar champion for dying stars

A team of researchers has discovered a massive star that formed a planetary nebula, pushing the limits of theoretical predictions. The star, PNe BMP1613-5406, is one of the most massive stars ever found to have formed a PN, providing valuable insights into stellar evolution and chemical composition.

SourceThe University of Hong Kong·JournalNature Astronomy·DateJun 24, 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.

Ancient intervention could boost dwindling water reserves in coastal Peru

Researchers studied an ancient water system in Huamantanga, Peru, and found it could reroute 35% of wet season water, equivalent to 99 million cubic meters per year. The method could extend the wet season, providing more drinking water and longer crop-growing periods for local farmers.

SourceImperial College London·JournalNature Sustainability·DateJun 24, 2019

Physical evidence in the brain for types of schizophrenia

Researchers found abnormal proteins in brains of people with schizophrenia, similar to those seen in Alzheimer's and Huntington's diseases. These misfolded proteins affect nervous system development and neural communication, consistent with theories of schizophrenia's origins.

SourceJohns Hopkins Medicine·JournalAmerican Journal of Psychiatry·DateJun 24, 2019

Researchers identify new hunger pathway in the brain

A newly identified hunger pathway in the brain can quickly modify food intake in response to food cues. The discovery improves understanding of how the brain controls energy balance and may lead to new treatments for eating disorders.

SourceSociety for Neuroscience·DateJun 24, 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.

Commonly prescribed drugs could increase the risk of dementia, says a new study

A new study published in JAMA Internal Medicine found that strong anticholinergic medication daily for three years or more may increase the risk of dementia by nearly 50% among patients aged 55 and over. The research highlights the importance of carefully considering medication risks alongside benefits.

SourceUniversity of Nottingham·JournalJAMA Internal Medicine·DateJun 24, 2019

Study shows visual framing by media in debates affects public perception

A new study by University of Arkansas researchers found that media framing in presidential debates significantly impacts public perception. Donald Trump emerged as a clear winner in terms of visual techniques used by the media, such as solo shots and increased camera time. In contrast, Hillary Clinton and Bernie Sanders received more c...

SourceUniversity of Arkansas·JournalPolitics and the Life Sciences·DateJun 24, 2019

Ruminants' genes are a treasure trove

Researchers have unraveled key enigmas in evolutionary biology, revealing how ruminants obtained a more efficient use of plant food and developed specialized teeth to exploit bacteria's digestive capabilities. The study also provides insights into the explosive growth of deer antlers and potential cancer-like cell growth mechanisms.

SourceUniversity of Copenhagen - Faculty of Science·JournalScience·DateJun 24, 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.

Small shops, heavy advertisers less likely to ID for tobacco

A new study found that certain types of stores, such as tobacco shops and those with heavy advertising, are more likely to sell tobacco to young adults without checking their age. This has implications for Tobacco 21 enforcement, suggesting targeted outreach and monitoring may be beneficial.

SourceOhio State University·JournalAmerican Journal of Health Promotion·DateJun 24, 2019

Long duration of sperm freezing makes no difference to live birth rates in large sperm bank study

A large-scale study found that long-term cryopreservation of semen does not affect pregnancy and live birth rates in women using donor sperm. The study analyzed 119,558 semen samples stored for up to 15 years and found similar success rates in IVF and donor insemination, despite a decline in frozen sperm survival rate over time.

SourceEuropean Society of Human Reproduction and Embryology·DateJun 24, 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.

Roads and deforestation explode in the Congo basin

Logging roads are expanding dramatically in the Congo Basin, leading to catastrophic collapses in animal populations and widespread deforestation. The study found that new road construction has quadrupled since 2000, causing a significant threat to endangered species such as forest elephants and gorillas.

SourceJames Cook University·JournalNature Sustainability·DateJun 24, 2019

Scientists hit pay dirt with new microbial research technique

A team of scientists from the Department of Energy's Lawrence Berkeley National Laboratory developed a new technique called BONCAT to isolate active microbes in soil samples. This breakthrough could enable researchers to better understand terrestrial ecosystems, improve drought-resistance in crops, and sustainably produce fuels.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Communications·DateJun 24, 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.

Predicting individual and team citation impact

A team analysis of 24 million research articles and 3.9 million US patents reveals that teams tend to have more significant impacts on citations compared to individual researchers. The study found that the advantage decreases as team members' individual citation rates diverge.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Helping the body's ability to grow bone

Researchers at the University of Portsmouth used synchrotron X-ray computed tomography to examine the performance of four different bone-biomaterial systems. They found that strain can be used to understand and potentially predict clinical outcomes of biomaterials in a living body.

SourceUniversity of Portsmouth·JournalACS Biomaterials Science & Engineering·DateJun 24, 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.

Chemists discover structure of glucagon fibrils

Researchers at MIT used NMR spectroscopy to determine the structure of glucagon fibrils, finding a novel antiparallel beta sheet conformation and steric zippers that make the protein stable. This discovery may lead to shelf-stable versions of the hormone, which is used to control diabetes.

SourceMassachusetts Institute of Technology·JournalNature Structural & Molecular Biology·DateJun 24, 2019

Effects of increasing heat on desert birds

A study of 11 bird species and 3 Kalahari Desert species found chronic heat exposure may cause declining breeding success and smaller offspring. Predicted declines in biodiversity threaten the persistence of Southern Pied Babblers, while other species face severe mass loss due to sustained hot weather.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Big city growth escalates the urban-rural divide

A new study challenges the long-held assumption that cities grow in parallel, revealing a widening urban-rural divide and increased regional inequality. The research uses Swedish population registers to analyze city growth trajectories, finding that smaller cities face significant economic shocks and structural changes.

SourceLinköping University·JournalProceedings of the National Academy of Sciences·DateJun 24, 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.

Migration of butterflies bred in captivity

A study found captive-breeding affects monarchs' ability to migrate south for overwintering in Mexico. Researchers compared wild-caught and commercially bred monarchs, finding reduced migration and reproductive success.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Pathogen engineered to self-destruct underlies cancer vaccine platform

Researchers developed a cancer vaccine technology using live, attenuated pathogens as vectors. The novel vaccine causes the bacteria to self-destruct once they've done their job, making it safe for human use. This innovation has potential applications in treating various cancers and infectious diseases.

SourceAmerican Society for Microbiology·JournalInfection and Immunity·DateJun 24, 2019

Interim scan during prostate cancer therapy helps guide treatment

Research shows that adding an interim scan during therapy can help guide patient treatment, predicting survival and tumor response. Interim scans using PSMA PET imaging have shown significant predictive value for overall survival in patients undergoing 177Lu-PSMA radioligand therapy.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 24, 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.

Big data and innovations for healthy bees

The B-GOOD project aims to create a EU-wide management and health data platform to assist sustainable beekeeping. The platform will utilize real-time data from six different monitoring tools to provide comprehensive analysis and advice for beekeepers.

SourcePensoft Publishers·DateJun 24, 2019

An 'awe-full' state of mind can set you free

A new study finds that inducing a sense of awe through watching movies can significantly reduce positive emotion and anxiety during periods of uncertainty. Researchers found that participants who watched an awe-inducing video experienced less stress and more positive emotions compared to those who watched neutral or happy videos.

SourceUniversity of California - Riverside·JournalThe Journal of Positive Psychology·DateJun 24, 2019

Alzheimer's disease: Sex affects tau accumulation in the brain

A study using PET imaging reveals that women with the ApoE 4 allele are more susceptible than men to tau accumulation in the brain. The study also found that sex modulates the effect of ApoE ε4 on brain tau depositing in individuals with mild cognitive impairment.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 24, 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.

'Good' bacteria may prevent -- and reverse -- food allergy

A study by Boston Children's Hospital scientists reveals that the absence of certain beneficial bacteria in the human gut makes children susceptible to food allergies. Transplanting these bacteria into mice with food allergies prevents the disease and even reverses it, suggesting a new approach to treatments.

SourceBoston Children's Hospital·JournalNature Medicine·DateJun 24, 2019

Healthcare guidelines should be updated for patients with certain adrenal tumors

A systematic review found that most non-cancerous adrenal tumors do not grow significantly over time, eliminating the need for repeated imaging. Patients with mild cortisol excess may still develop cardiovascular disease, but guidelines should be revised to reflect this low cancer risk and monitor metabolic health instead.

SourceUniversity of Birmingham·JournalAnnals of Internal Medicine·DateJun 24, 2019

A solarium for hens? How to increase the vitamin D content of eggs

Researchers at Martin-Luther-University Halle-Wittenberg have found a way to further increase the vitamin D content of eggs by exposing chickens to UV light. This method works under practical conditions and could represent an important step towards supplying the population with vitamin D.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalPoultry Science·DateJun 24, 2019

Ant farmers boost plant nutrition

Research shows that ant farming has remodelled plant physiology, leading to the evolution of ultra-absorptive plant structures. These structures actively target ant-derived nutrients, providing a key asset for epiphytes living in soilless canopies.

SourceUniversity of Oxford·JournalNew Phytologist·DateJun 24, 2019

Noninvasive preimplantation blastocyst testing

A new noninvasive test for genetic disorders in embryos resulted in fewer false negatives and was less prone to errors compared to traditional trophectoderm biopsy. The study tested 52 human blastocysts and found the method to be more reliable with no false positives detected.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Discovery of performance-enhancing bacteria in the human microbiome

Researchers discovered that Veillonella bacteria in elite athletes' gut microbiomes can enhance exercise performance in mice by breaking down lactate and producing propionate, a short-chain fatty acid. This breakthrough paves the way for highly-validated performance-enhancing probiotics.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Medicine·DateJun 24, 2019

Dung beetles use flexible compass for spatial orientation

Research suggests that South African dung beetles utilize a multisensory compass, combining wind direction with solar elevation to maintain spatial orientation. The study found that the beetles' ability to orient themselves improves when incorporating wind cues into their navigation strategy.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Molecular scissors stabilize the cell's cytoskeleton

Scientists at the Paul Scherrer Institute elucidated the structure of enzymes that remove tyrosine from α-tubulin, revealing a key regulatory cycle in microtubule formation. This discovery holds promise for developing inhibitors to treat diseases like cancer and neurological disorders.

SourcePaul Scherrer Institute·JournalNature Structural & Molecular Biology·DateJun 24, 2019

Cardiac feedback and perceived effort

Researchers found that participants overestimated their effort when the feedback indicated faster heartbeat and did not underestimate it when the feedback indicated slower heartbeat. The study suggests that false cardiac feedback can produce an interoceptive illusion of effort.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

A wearable vibration sensor for accurate voice recognition

Researchers at Pohang University of Science & Technology developed a skin-attachable vibration sensor for accurate voice recognition. The sensor can quantify voice pressure and recognize speech without ambient noise or sound distortion.

SourcePohang University of Science & Technology (POSTECH)·JournalNature Communications·DateJun 24, 2019

Perceptions of intergenerational economic mobility

Researchers surveyed 3,077 US adults to predict the economic outcomes of hypothetical children from different family income levels. They found that individuals from higher-income backgrounds tend to be more optimistic about their children's economic prospects.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Applying the Goldilocks principle to DNA structure

Researchers at UC San Diego discover a gel-like state of DNA that enables stability and responsiveness in the nucleus. The study suggests a physical principle of chromosomal organization with implications for gene expression and cell fate.

SourceUniversity of California - San Diego·JournalNature Communications·DateJun 24, 2019

Play games with no latency

Researchers developed a technology to transform game design according to latency levels, predicting player success rates and maintaining gaming performance. The team modified the Flappy Bird game's pillar heights to achieve similar success rates with added latency.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·DateJun 24, 2019

Improving functional recovery after stroke

Blocking Nogo-A increases newly formed blood vessels and improves motor tasks, neuronal survival, dopamine levels, and nerve fiber density after ischemic stroke. Anti-Nogo-A antibodies may represent a therapeutic strategy for ischemic stroke recovery.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 24, 2019

Does stimulation of the brain's dorsal anterior insula trigger ecstasy?

A new study found that stimulating the brain's dorsal anterior insula triggers an ecstatic aura in epileptic patients. This region is proposed to be a key area for elicit symptoms of altered consciousness and ecstasy-like experiences. The findings provide additional support for its role in human consciousness.

SourceElsevier·JournalBrain Stimulation·DateJun 24, 2019

Islamic values play a significant role in the travel decisions of Muslim tourists

A new study by the University of Portsmouth reveals that Islamic values play a significant role in Muslim tourists' travel decisions. The research found that Muslim travelers prioritize halal facilities, prayer spaces, and adherence to Sharia law when choosing destinations, driving growth in the global halal tourism market.

SourceUniversity of Portsmouth·JournalInternational Journal of Tourism Research·DateJun 24, 2019

Researchers identify genes linked to sex differentiation in giant Amazon fish

Brazilian and German scientists have discovered genes linked to sex differentiation in the giant Amazon fish, enabling early sexing and paving the way for genetic improvement. The research, supported by FAPESP, has significant implications for the Brazilian aquaculture industry and the conservation of this iconic species.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·DateJun 24, 2019

Immunotherapy and HDAC inhibition are anti-cancer besties

A University of Colorado Cancer Center study reveals that combining immunotherapy with histone deacetylase (HDAC) inhibition sensitizes cancers to anti-PD1 therapy. HDAC inhibitors upregulate major histocompatibility complex (MHC) proteins, presenting antigens to T cells and making them effective against cancer cells.

SourceUniversity of Colorado Anschutz Medical Campus·JournalCancer Immunology Research·DateJun 24, 2019

Broad Institute researchers use novel field-ready CRISPR platform to detect plant genes

Researchers have developed a novel CRISPR-based platform called SHERLOCK that enables the detection and quantification of plant genes. The platform is rapid, portable, and low-cost, with high multiplexing capability, making it an important tool for agriculture in detecting pathogens or pests and in plant breeding.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalThe CRISPR Journal·DateJun 24, 2019

Tropical soil disturbance could be hidden source of CO2

Researchers found that deforested areas leach older, biodegradable organic carbon into rivers, which is consumed by microbes and released as CO2. This process could jeopardize local ecosystems and fuel the greenhouse effect.

SourceFlorida State University·JournalNature Geoscience·DateJun 24, 2019