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Science News for May 13, 2019


Echo chambers may not be as dangerous as you think, new study finds

A new study from the University of Pennsylvania and George Washington University shows that collective intelligence can increase belief accuracy even in politically homogeneous groups. Participants in homogenous groups became 35% more accurate after exchanging information with one another, decreasing polarization.

SourceUniversity of Pennsylvania·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

How viable is your liver after you die?

Researchers studied 16 donated livers and found significant impacts of race and gender on hepatocyte yield and viability. The findings suggest expanding liver selection criteria for improved therapeutics development and bioengineering applications.

SourceWorld Scientific·JournalTECHNOLOGY·DateMay 13, 2019

Physicists discover new type of spin waves

Researchers have discovered a novel type of spin waves that can be used to transmit and process information with considerably higher efficiency and lower energy consumption. This breakthrough offers a promising route for advancing IT applications.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalNature Communications·DateMay 13, 2019
Apple iPhone 17 Pro

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

Skoltech researchers developed new perovskite-inspired semiconductors for electronic devices

Researchers at Skoltech have developed new perovskite-inspired semiconductors with enhanced light-conversion efficiency of over 24% for solar cells. The materials overcome toxicity and stability issues by introducing bismuth and antimony halides, exhibiting record-high performance in solar cells.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalJournal of Materials Chemistry A·DateMay 13, 2019

New insights into treatment targets for men with advanced prostate cancers

Researchers analyzed over 3,500 tumor samples to identify genomic changes that inform targeted treatment strategies for men with advanced prostate cancers. The study found that more than half of patients have characteristics that suggest they are suitable for targeted therapies.

SourceHuntsman Cancer Institute·JournalJournal of Clinical Oncology·DateMay 13, 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.

Rare instance of ammonite preserved in amber

A rare marine ammonite shell, identified as a juvenile from the Late Albian to Early Cenomanian age of the Cretaceous Period, is preserved in Burmese amber. The discovery suggests that the amber was formed on a beach with resin-producing trees close enough to the water to capture both terrestrial insects and remains of marine organisms.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Potential biomarker for suicidal thoughts in PTSD

A study found that metabotropic glutamatergic receptor 5 (mGluR5) availability may serve as a biomarker for suicide risk management in posttraumatic stress disorder (PTSD). Higher mGluR5 levels were associated with suicidal ideation and mood disturbances in individuals with PTSD.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

How acoustics detected artillery in WWI

Acoustic researcher Dan Costley presents on WWI's sound ranging method, which pinpointed enemy gun locations to within 10 meters. The technique used innovative solutions like the Tucker microphone and 'harp' galvanometer, credited to Bragg's scientific leadership.

SourceAcoustical Society of America·DateMay 13, 2019

New approach uses magnetic beads to treat preeclampsia

Researchers developed a new method using magnetic beads to reduce blood levels of harmful sFlt-1 molecule during preeclampsia, freeing up angiogenic factors. The approach showed promising results in reducing sFlt-1 by 40% and PIGF by up to two times more.

SourceAmerican Heart Association·DateMay 13, 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.

Human gut microbiome physiology can now be studied in vitro using Organ Chip technology

Researchers have developed an 'anaerobic Intestine Chip' that stably maintains a complex human microbiome and provides a protective physiological barrier. This breakthrough technology allows for direct investigations of health and disease-related human-microbiome interactions under low oxygen conditions.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Biomedical Engineering·DateMay 13, 2019

Physician procedure volume linked to outcomes after surgical abortion

Research published in CMAJ found that women whose physician infrequently performs surgical abortions have almost twice the risk of severe complications. High-volume physicians are more likely to recognize and troubleshoot potential problems, resulting in lower complication rates.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateMay 13, 2019

Effects of exercise and antioxidants

Exercise and antioxidants such as astaxanthin have been shown to enhance brain function, particularly in the hippocampus region. The study found that mild exercise and astaxanthin are additive and mediated by the hormone leptin, leading to improved memory and neurogenesis.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 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.

Collagen fibres grow like a sunflower

Researchers at Universite Paris-sud studied how collagen fibrils form complex tissues. They found that the fibers grow in a unique, parabolic profile, with a constant diameter throughout growth, similar to a sunflower's florets.

SourceSpringer·JournalThe European Physical Journal E·DateMay 13, 2019

Workplace interventions may improve sleep habits and duration for employees

A new review suggests that educational programs, behavioral strategies, and environmental modifications can improve sleep quality and duration among employees. The study found that workplace interventions yielded positive results in most studies, leading to better sleep outcomes and decreased absenteeism.

SourceAmerican Academy of Sleep Medicine·JournalJournal of Clinical Sleep Medicine·DateMay 13, 2019

The Lancet: Preventative antibiotics after assisted childbirth almost halve maternal infection rate and reduce overall antibiotic use

A new study found that giving all women a single dose of preventative antibiotics after childbirth involving forceps or vacuum extraction could prevent almost half of maternal infections. The trial, involving 3,420 women, suggests that this simple intervention could reduce antibiotic use by 17% and save the NHS £52.60 per woman.

SourceThe Lancet·JournalThe Lancet·DateMay 13, 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.

Families with a higher socioeconomic position have a greater risk of exposure to chemicals

A new European study found that families with a higher socioeconomic position are at a greater risk of exposure to environmental chemical contaminants. Pregnant women and their children from more affluent backgrounds had higher levels of pollutants such as PFAS, mercury, and pesticides in their bodies.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalInternational Journal of Hygiene and Environmental Health·DateMay 13, 2019

Research sheds light on UK's new unsustainable viewing habits

A new study reveals that UK viewers are increasingly opting for data-intensive streaming services, leading to a significant increase in household data demand. The research found that YouTube was the most data-demanding watching service, while smartphones were the most commonly owned devices.

SourceLancaster University·DateMay 13, 2019

25 US counties identified as most at risk for measles outbreaks

Researchers at the University of Texas at Austin and Johns Hopkins University have identified 25 US counties at high risk for measles outbreaks. The analysis considered international travel and vaccination rates, predicting over 1,000 cases in the US this year.

SourceUniversity of Texas at Austin·JournalThe Lancet Infectious Diseases·DateMay 13, 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.

When possible, upper and lower GI endoscopies should be done on same day

Researchers at Johns Hopkins Medicine found that physicians in ambulatory surgery centers and physician offices were more likely to schedule different-day procedures, resulting in higher costs. The study suggests that financial incentives may be a contributing factor to this trend.

SourceJohns Hopkins Medicine·JournalJAMA Internal Medicine·DateMay 13, 2019

Engineered microbial production of grape flavoring

Researchers developed a method to produce methyl anthranilate, a common grape flavor compound, using engineered bacteria. The production process reached levels of 4.47-5.74 grams per liter, a significant amount compared to traditional methods.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Weighing up trade-offs between food security and climate mitigation

A study by IIASA researchers and colleagues finds that stringent climate policies could negatively impact food security, threatening 130-280 million people with hunger in 2050. However, smart and inclusive policy designs can mitigate these risks at a modest cost of 0-0.46% GDP.

SourceInternational Institute for Applied Systems Analysis·JournalNature Sustainability·DateMay 13, 2019

Software library to serve for faster chemical reaction processing

A new software library CGRtools has been developed to improve chemical reaction processing by predicting reaction characteristics, finding optimal conditions, and detecting errors. The library is rich in functionality, supporting molecules and reactions as objects and offering transparent class inheritance.

SourceKazan Federal University·JournalJournal of Chemical Information and Modeling·DateMay 13, 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.

Obesity: The key role of a brain protein revealed

A recent study by CRCHUM researchers has identified a key brain protein, acyl-CoA-binding protein (ACBP), in controlling food intake and energy expenditure. The study found that this protein enables astrocytes to communicate with neurons, regulating weight maintenance.

SourceUniversity of Montreal Hospital Research Centre (CRCHUM)·JournalJournal of Clinical Investigation·DateMay 13, 2019

How mutations lead to neurodegenerative disease

A study published in Human Molecular Genetics reveals that DNA mutations trigger an inflammatory response, leading to cell death and progressive neurological damage. The discovery may lead to effective treatments using existing anti-inflammatory drugs.

SourceUniversity of Adelaide·JournalHuman Molecular Genetics·DateMay 13, 2019

New study finds people are using Twitter to bridge political divides

A new study on Twitter conversations about President Trump found that people are engaging in rich and engaging discussions to bridge political divides. The study revealed that participants tend to engage with those who have different beliefs and backgrounds, and that pleasant conversations are more likely to receive positive replies.

SourceSAGE·JournalSAGE Open·DateMay 13, 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.

Perceived union support buoys 'meaningfulness of work' measures

Research by University of Illinois professor M. Teresa Cardador found that employees perceive their labor unions as supportive, leading to enhanced work meaningfulness and psychological benefits. This association persists even among those who don't strongly identify with the union.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalLabor Studies Journal·DateMay 13, 2019

New tool to predict epileptic seizures in pregnancy could save lives

A new tool developed by Queen Mary University researchers can accurately predict the risk of seizures during pregnancy and up to six weeks after delivery. The EMPiRE tool uses routinely collected data to inform care and close monitoring, potentially reducing maternal and fetal mortality.

SourceQueen Mary University of London·JournalPLOS Medicine·DateMay 13, 2019

Body reorganization in migrating anguillid eels

During their 6,000-km journey to spawn, European eels undergo dramatic silvering and skeleton breakdown, redistributing minerals for energy reserves. The study found significant bone loss in females, with toxic metals transferred to ovaries, raising concerns about conservation impacts.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 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.

Tomato pan-genome makes bringing flavor back easier

Scientists have constructed the first complete map of the cultivated tomato's genetic makeup, revealing a wealth of new information on how to improve flavor. The discovery includes a rare gene variant that influences fruit flavor and a group of compounds contributing to its aroma.

SourceUS Department of Agriculture - Agricultural Research Service·JournalNature Genetics·DateMay 13, 2019

Researchers find evolutionary backing in analysis of mammalian vertebrae

A study published in Nature Ecology & Evolution found that differences in vertebrae numbers are most extreme in mammals that don't rely on running and leaping. The research suggests that a particular type of locomotor behavior, such as suspensory locomotion, is associated with increases in variation in vertebrae count across mammals.

SourceNew York University·JournalNature Ecology & Evolution·DateMay 13, 2019

Turning off growth to make flowers grow

A new study reveals that the transcription factor KNUCKLES plays a crucial role in terminating floral stem cell activity by initiating epigenetic events. This process involves the suppression of WUSCHEL gene expression, leading to the recruitment of Polycomb Group complexes and the formation of repressive H3K27me3 marks on chromatin.

SourceNara Institute of Science and Technology·JournalThe Plant Cell·DateMay 13, 2019

Common food additive found to affect gut microbiota

A new study found that titanium dioxide nanoparticles, used in over 900 food products, can affect the gut microbiota and potentially trigger diseases like inflammatory bowel diseases and colorectal cancer. The research suggests that better regulation of E171 consumption is needed to ensure safe use.

SourceUniversity of Sydney·JournalFrontiers in Nutrition·DateMay 13, 2019

A late-night disco in the forest reveals tree performance

Researchers from the University of Helsinki developed a new method to measure chlorophyll fluorescence in trees, revealing information on plant performance and structure. The technique uses LED technology to light up the forest at night, allowing for easier interpretation of data.

SourceUniversity of Helsinki·JournalRemote Sensing of Environment·DateMay 13, 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.

Catch a virus by its tail

Researchers at Harvard Medical School have uncovered a critical mechanism that enables segmented RNA viruses to replicate and survive. The discovery provides new potential targets for the development of antiviral drugs, which could help combat emerging and fatal viruses such as Lassa fever and Rift Valley fever.

SourceHarvard Medical School·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Flu virus' best friend: Low humidity

Researchers at Yale University have identified low humidity as a key factor in increasing flu virus transmission and severity. The study found that low humidity impairs the immune response, preventing cilia from removing viral particles and reducing airway cells' ability to repair damage.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateMay 13, 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.

Whole grain can contribute to health by changing intestinal serotonin production

A recent study found that consuming whole grain rye led to lower plasma serotonin levels compared to low-fibre wheat bread, suggesting a link between whole grains and improved health. The study also identified changes in metabolite profiles and increased levels of certain phytochemicals in the bloodstream.

SourceUniversity of Eastern Finland·JournalAmerican Journal of Clinical Nutrition·DateMay 13, 2019

Want to expand your toddler's vocabulary? Find another child

A new study by Ohio State University and Purdue University found that young children are better teachers when it comes to learning new words. The research suggests that toddlers learn more effectively from other children, rather than adults or family members.

SourceAcoustical Society of America·DateMay 13, 2019

The rich are outliving the poor in both Norway and USA

Life expectancy differences between rich and poor in Norway increased between 2005-2015. Higher mortality rates from cardiovascular disease, cancer, and substance abuse explain the disparity. Smoking also plays a role.

SourceInstitute for Health Metrics and Evaluation·JournalJAMA·DateMay 13, 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.

Inhibiting liver inflammation and fibrosis

A study using praliciguat to stimulate soluble guanylate cyclase found that it can inhibit inflammation and fibrosis in liver cells, suggesting a potential therapy for nonalcoholic steatohepatitis. The results also indicate that praliciguat may suppress stellate cell fibrotic transformation.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Study explores privatization of public systems of justice

A recent study by the University of Washington found that private companies are profiting from the forced participation of individuals in the justice system. The research highlights the need for policymakers to develop transparent oversight to ensure that private arrangements do not impose undue burdens on those involved.

SourceCrime and Justice Research Alliance·JournalCriminology & Public Policy·DateMay 13, 2019

Grant will create air pollution curriculum in high school

A $1.19 million NSF grant will develop a high school air quality curriculum in Riverside County, engaging over 2,000 students and addressing health impacts. The program aims to motivate underrepresented students in STEM activities and promote career opportunities.

SourceUniversity of California - Riverside·DateMay 13, 2019

Speech recognition technology is not a solution for poor readers

Researchers argue that speech technology is not a solution for low literacy rates, as reading trains the language prediction system. Skilled readers can predict upcoming words, which reduces processing load and frees up brain resources.

SourceMax Planck Institute for Psycholinguistics·JournalTrends in Cognitive Sciences·DateMay 13, 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.

Political echo chambers and accuracy of beliefs

Participants showed improved accuracy in responding to controversial facts after being exposed to others' responses, reducing polarization and partisan bias. This finding contradicts traditional polarization theory and suggests that information sharing within homogeneous networks can increase belief accuracy.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Study details bacteria's role in recurrent urinary tract infections

A new study reveals that several species of bacteria reside in bladder tissue of postmenopausal women who experience recurrent urinary tract infections. The findings provide a better understanding of the interaction between bacteria and host tissue, which may lead to more effective treatment strategies for this chronic condition.

SourceUniversity of Texas at Dallas·JournalJournal of Molecular Biology·DateMay 13, 2019

Keeping things in proportion: Lem2 necessary for nuclear scaling

A study published in Nature Communications found that Lem2 is key to nuclear size control in the model organism Schizosaccharomyces pombe. Researchers confirmed Lem2's role by assessing changes in nuclear volume/cytoplasmic volume ratio after deleting or overexpressing the protein.

SourceHiroshima University·JournalNature Communications·DateMay 13, 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.

Coastal organisms trapped in 99-million-year-old amber

Scientists have discovered a 99-million-year-old piece of amber containing diverse coastal organisms, including sea snails, slaters, and terrestrial creatures like mites and spiders. The finding sheds light on the unique preservation process that trapped these animals in the amber.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Radioisotope couple for tumor diagnosis and therapy

Kanazawa University researchers have synthesized a radiotheranostic system using astatine and iodine as alpha-particle and gamma-radiation sources, respectively. The system utilizes a peptide carrier molecule to target tumors, achieving high accumulation in cancer cells.

SourceKanazawa University·JournalACS Omega·DateMay 13, 2019

Spider webs and power amplification

Researchers studied how spider webs employ power amplification to capture prey, achieving accelerations of up to 772.85 m/s2. This unique method offers advantages over human tools, such as the replaceability and long-range capabilities of spider webs.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 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.

Prior eating disorders linked to long-term depression risk for mothers

A new UCL-led study found that women with a history of eating disorders are more likely to experience depressive symptoms during pregnancy and beyond. The research suggests that early identification and treatment of eating disorders in pregnant women could reduce the long-term impact on both mothers and children.

SourceUniversity College London·JournalThe British Journal of Psychiatry·DateMay 13, 2019

Alzheimer's therapy from Jülich passes another important test

PRI-002, a new Alzheimer's drug candidate, has successfully completed Phase I clinical research, demonstrating improved cognitive performance in human trials. The compound destroys toxic oligomers without involving the immune system, offering a promising approach to treating Alzheimer's disease.

SourceForschungszentrum Juelich·JournalMolecular Neurobiology·DateMay 13, 2019

Underwater power generation

Researchers have designed a new power generator that uses Prussian blue to extract electricity from seawater. The system can switch between two modes of operation, providing both long-term steady power and high power density for tasks such as underwater device operation.

SourceWiley·JournalAngewandte Chemie International Edition·DateMay 13, 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.

Causality in financial markets

The study reveals that complex interactions dominate credit default swaps, with neither strictly positive nor negative effects. Researchers use a new method to detect causal relationships between financial assets and find that these interactions are not always linear.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Study shows people fail to recognise male postnatal depression

A new study published in the Journal of Mental Health found that people are almost twice as likely to correctly identify signs of postnatal depression in women than in men. The research involved 406 British adults and found that participants were less likely to say there was something wrong with the male, compared to the female.

SourceAnglia Ruskin University·JournalJournal of Mental Health·DateMay 13, 2019

We are more envious of things that haven't happened yet

People tend to be more envious of future events than past ones, but the passage of time can reduce negative emotions. Research showed that imagining an event's aftermath leads to lower envy and stress.

SourceAssociation for Psychological Science·JournalPsychological Science·DateMay 13, 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.

A step for a promising new battery to store clean energy

A team from Ohio State University has built a more efficient and reliable potassium-oxygen battery that can store excess energy from renewable sources. The battery can be charged at least 125 times, making it a potential solution for long-lasting energy storage in the power grid and cell phones.

SourceOhio State University·JournalBatteries & Supercaps·DateMay 13, 2019

Program takes on alcohol, e-cigarette use by children

A new program aims to prevent substance abuse among children and parents, offering tailored classes and social norms campaigns to reduce alcohol and e-cigarette use. The initiative, funded at $1.4 million, also provides referrals to support groups and smoking cessation classes.

SourceMedical College of Georgia at Augusta University·DateMay 13, 2019

Bone cells suppress cancer metastases

Researchers discovered a type of bone cell that can subdue cancer cells, slowing their growth in breast cancer patients. Osteoblasts release factors that halt cancer cell growth, restoring production of the cell-cycle checkpoint protein p21 and putting cancer cells to sleep.

SourceThomas Jefferson University·JournalBreast Cancer Research·DateMay 13, 2019

Parents unknown

A study published by the Smithsonian Tropical Research Institute has identified eight potentially new species of phoronid larvae, a type of horseshoe worm found in Panama's two oceans. The larvae were collected from plankton samples and analyzed using DNA sequencing to distinguish between different species.

SourceSmithsonian Tropical Research Institute·JournalInvertebrate Biology·DateMay 13, 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.

Brain researchers seek 'fingerprints' of severe mental diseases

A study published in the Proceedings of the National Academy of Sciences found that large-scale systems in the brain interact with each other in distinct ways for different psychiatric conditions. The researchers used brain network connectivity data from over 1,000 individuals to identify correlations between brain networks and symptom...

SourceMcLean Hospital·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Chromosome number abnormalities and prostate cancer

Abnormal chromosome number abnormalities are linked to increased risk of lethal disease in prostate cancer patients. Patients with five or more predicted aneuploidy alterations had a 5.3 times higher odds of lethal cancer during follow-up.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Room for thought: Brain region that watches for walls identified

Researchers have identified a brain area that rapidly senses spatial constraints, enabling instant orientation and navigation. The study uses advanced imaging technologies to decode the activity of millions of neurons in the occipital place area, which encodes scene geometry.

SourceThe Zuckerman Institute at Columbia University·JournalNeuron·DateMay 13, 2019

Keeping Chicago's families healthy

The University of Illinois Chicago will launch a program using community health workers, social workers, and doulas to improve health outcomes for pregnant women and their children in historically underserved neighborhoods. Maternal mortality rates are disproportionately high among black women, prompting the initiative.

SourceUniversity of Illinois Chicago·DateMay 13, 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.

New research accurately predicts Australian wheat yield months before harvest

A new study published in Agricultural and Forest Meteorology successfully predicts Australian wheat yield two months before the crop matures using a combination of climate and satellite data. The researchers achieved an accuracy rate of approximately 75% in their predictions, outperforming traditional statistical methods.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalAgricultural and Forest Meteorology·DateMay 13, 2019

Bladder drug and atherosclerosis

Researchers found that mirabegron increases cholesterol synthesis in mouse models of atherosclerosis, leading to accelerated plaque growth and increased cardiovascular risk. The changes were linked to thermogenic fat breakdown induced by mirabegron treatment, raising concerns for patients with LDL receptor mutations.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Locating a shooter from the first shot via cellphone

A French researcher has developed a proof of concept for a smartphone-based shooter location system that uses acoustic analysis to track the origin of gunfire. The system, deployed in TCAPS hearing protection devices, analyzes the supersonic shock wave and muzzle wave generated by bullets to determine the shooter's direction.

SourceAcoustical Society of America·DateMay 13, 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.

Bladder drug linked to atherosclerosis in mice

Researchers found that mirabegron accelerates atheroclerosis in mice by activating brown fat, potentially increasing the risk of cardiovascular disease and stroke in humans. The study suggests patients with cardiovascular disease or mutations affecting LDL removal should exercise caution when using this drug.

SourceKarolinska Institutet·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

The death of a close friend hits harder than we think

A new study by Australian National University found that the death of a close friend can significantly impact a person's physical health, mental wellbeing, and social life for up to four years. The researchers warn that inadequate support during this time is leading to poor health outcomes.

SourceAustralian National University·JournalPLOS ONE·DateMay 13, 2019

Timing of measles vaccination campaigns

Researchers used a model of measles transmission to predict the impact of vaccination campaigns in Pakistan. Conducting vaccination campaigns between May and October reduced estimated infections by 400,000 compared to January campaigns.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Texting while driving common among millennial, older parents

A survey of 435 parents from 45 states found that most had read and written texts while driving, with millennial parents showing more reckless behavior. The study suggests potential intervention strategies, such as pediatrician conversations and app usage restrictions.

SourceJAMA Network·JournalJAMA Pediatrics·DateMay 13, 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.

Measuring chromosome imbalance could clarify cancer prognosis

Researchers found higher levels of aneuploidy lead to greater lethality risk among prostate cancer patients, suggesting a possible way to predict prognosis and inform treatment. The study also identified chromosomes 7 and 8 as commonly aneuploid in prostate tumors.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

BU finds screenings for social determinants of health need to be tailored to clinics

A Boston University School of Medicine study found significant variation in social determinant screening practices among community health centers. Researchers suggest tailoring these processes and involving staff and providers in implementation decisions can help overcome issues with time, workflow, and knowledge.

SourceBoston University School of Medicine·JournalThe Journal of the American Board of Family Medicine·DateMay 13, 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.

Princeton scientists bioengineer a cellular speedometer

Researchers at Princeton University have engineered Pseudomonas bacteria to sense the speed of flowing fluids, which can be used as a flow sensor. The bacteria's genetic response is tuned to the speed, allowing it to detect and measure fluid flow in real-time.

SourcePrinceton University·JournalNature Microbiology·DateMay 13, 2019

Political controversies about marginalized groups increase bullying in youths

A new study found that public debates about policies and laws involving marginalized groups can lead to an increase in bias-based bullying among young people. The study, which analyzed data from nearly 5 million students in California, found that rates of homophobic bullying peaked during the Proposition 8 debate in 2008.

SourceColumbia University's Mailman School of Public Health·JournalPEDIATRICS·DateMay 13, 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.

Long-term consequences of Zika virus infection

A study found that mice infected with Zika virus during late gestation exhibited behaviors similar to attention-deficit/hyperactivity disorder. Children exposed to the virus during the 2015-16 epidemic may be at increased risk for developmental disorders, including ADHD and brain abnormalities.

SourceSociety for Neuroscience·DateMay 13, 2019

The moon is quaking as it shrinks

Researchers found that at least eight moonquakes were likely caused by tectonic activity along thrust faults, not asteroid impacts or internal moon movements. The team suggests the moon may be shrinking today and still experiencing quakes

SourceUniversity of Maryland·JournalNature Geoscience·DateMay 13, 2019

Cost-effectiveness analysis of 12 cervical cancer screenings

A cost-effectiveness analysis of 12 cervical cancer screening strategies incorporates women's preferences to estimate quality of life and economic outcomes. The study aims to provide a comprehensive evaluation of different screening methods, considering their potential impact on health and finances.

SourceJAMA Network·JournalJAMA Internal Medicine·DateMay 13, 2019

BTI scientists create new genomic resource for improving tomatoes

Researchers have created a pan-genome that captures genetic information of 725 cultivated wild tomatoes, revealing nearly 5,000 new genes. This resource promises to help breeders develop more flavorful and sustainable varieties, potentially reducing the need for pesticides.

SourceBoyce Thompson Institute·JournalNature Genetics·DateMay 13, 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.

Green energy nudges come with a hidden cost

A recent study from Carnegie Mellon University finds that simple green energy nudges can decrease support for more effective climate change policies, such as a carbon tax. The researchers found that when participants were also offered a nudge, their support for the tax declined significantly.

SourceCarnegie Mellon University·JournalNature Climate Change·DateMay 13, 2019

NASA funds aviation research on a new fuel concept

Researchers at the University of Illinois are developing a novel approach for all-electric aircraft, utilizing cryogenic liquid hydrogen as an energy storage method. The project aims to address the technical hurdles in integrating electrically driven propulsion technologies into aircraft platforms.

SourceUniversity of Illinois Grainger College of Engineering·DateMay 13, 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.

Why Hodgkin's lymphoma cells grow uncontrollably

Researchers identified LTA as a key player in Hodgkin's lymphoma progression, activating NF-kB and promoting cancer cell proliferation. This discovery suggests LTA could be a target for new treatment strategies.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalBlood·DateMay 13, 2019

Understanding relationship break-ups to protect the reef

Researchers are using genomic data to understand the molecular mechanisms underlying the symbiotic relationship between coral and algae. They aim to identify genes that enhance resilience in algae and help corals adapt to environmental shifts caused by climate change.

SourceUniversity of Queensland·DateMay 13, 2019

Five things to know about melanoma

Melanoma is a type of skin cancer linked to sun exposure, with common areas affected including face, neck, arms, and torso. Genomic sequencing helps identify markers for diagnosis and treatment, while ABCDE criteria aid in suspicious lesion detection.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateMay 13, 2019

Distracted driving more frequent among millennial than older parents

Researchers found that millennial parents, despite being younger, exhibited higher rates of reckless behavior while driving compared to their older counterparts. Despite this, most parents across all age groups reported reading and writing texts while driving in the past month.

SourceBrigham and Women's Hospital·JournalJAMA Pediatrics·DateMay 13, 2019

How dry air increases susceptibility to influenza

Exposure to low humidity impairs airway tissue repair, mucociliary clearance, and innate antiviral defenses in mice infected with the influenza virus. This study suggests that controlling relative humidity may be important for preventing influenza infection and disease symptoms during winter.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

Virus screening in kidney transplant recipients

Researchers used VirScan to detect antibodies against viruses in kidney transplant recipients and found results concordant with conventional viral screening. Antibody responses remained largely unchanged one year after transplantation, suggesting a safe and reproducible approach to monitor post-transplant viral infections.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 13, 2019

How to starve triple negative breast cancer

A Brazilian research team developed a new strategy to slow the growth of triple negative breast cancer cells by cutting them off from two major food sources: fatty acids and glutamine. The study found that inhibiting both metabolic pathways slowed the growth and migration of resistant TNBC cells.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateMay 13, 2019

Detecting dementia's damaging effects before it's too late

Scientists have discovered that patients with a rare form of dementia called Primary Progressive Aphasia show abnormalities in brain function despite structurally normal MRI scans. Functional defects were found in regions not yet showing structural damage on MRI, suggesting an early-detection method for neurodegeneration.

SourceUniversity of Arizona·JournalNeuropsychologia·DateMay 13, 2019