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Science News for March 14, 2019


Wolves lead, dogs follow -- and both cooperate with humans

A recent study by Vetmeduni Vienna reveals that wolves and dogs cooperate intensively with humans but differ in their approach. Wolves show more initiative, leading the interaction, while dogs follow human behaviour. The study proposes that dogs' submissive tendencies are a result of domestication, which helped minimize conflicts.

SourceUniversity of Veterinary Medicine -- Vienna·JournalScientific Reports·DateMar 14, 2019
Apple iPhone 17 Pro

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

The importance of puberty: A call for better research models

A new paper reviews key theories and methods to study puberty, highlighting its importance in understanding adolescent development and welfare. The review emphasizes the need to integrate sociological and psychological impacts into research models, as current approaches focus solely on biological processes.

SourceEmory Health Sciences·JournalJournal of Research on Adolescence·DateMar 14, 2019

Bristol provides first long-term look at predictors of suicide attempts

A study by the University of Bristol found that non-suicidal self-harm, cannabis use, and exposure to self-harm in friends or family were key predictors of future suicide attempts. The study followed 310 adolescents with suicidal thoughts over five years and found that one in five attempted suicide.

SourceUniversity of Bristol·JournalThe Lancet Psychiatry·DateMar 14, 2019

Bullying evolves with age and proves difficult to escape from

A study of over 1000 adolescents found that bullying roles persist into adulthood, with victims often transitioning out but perpetrators remaining involved. The research sheds light on the evolution of bullying and its long-term consequences.

SourceUniversity of Córdoba·JournalChild Development·DateMar 14, 2019

Rejection of transplanted organs: Long-awaited structure offers new insights

Researchers have made a breakthrough in understanding antibody-mediated rejection, a major challenge in organ transplantation. They discovered the critical amino acids and binding site of alloantibodies on HLA molecules, providing new avenues for developing therapies to prevent or treat this type of rejection.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalNature Communications·DateMar 14, 2019

From mirror-image biology to enhanced therapeutic proteins

Researchers from German Cancer Research Center have successfully reconstructed biomolecules in their mirror-image form. This breakthrough could lead to the creation of mirror-image therapeutic proteins that are protected from biological breakdown and do not provoke immune responses.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalCell Chemical Biology·DateMar 14, 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.

Using 3D models to reduce side effects of radiotherapy

Researchers have developed 3D organ-on-a-chip models to test the effects of different levels and types of radiation on human tissues. This technology could lead to more effective therapies with fewer side effects for cancer patients.

SourceUniversity of South Australia·JournalAdvanced Materials Technologies·DateMar 14, 2019

A peek into lymph nodes

Researchers at Tohoku University developed a new imaging technique to detect tumors in lymph nodes before they grow too large. The technique uses x-ray microcomputed tomography (micro-CT) and contrast agents to map the movement of cancer cells within the lymphatic system.

SourceTohoku University·JournalMolecular Imaging and Biology·DateMar 14, 2019

Uncovering uncultivated microbes in the human gut

Researchers reconstruct nearly 61,000 microbial genomes from human gut metagenomes, uncovering 2,058 previously unknown species and shedding light on the metabolic capabilities of uncultivated microbes. The study improves genomic resources for global populations, especially in regions with limited data.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature·DateMar 14, 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.

Blood diseases cured with bone marrow transplant

A new protocol has increased the rate of successful bone marrow transplants from half-matched donors to nearly 100%, offering a higher chance of cure for patients with severe inherited blood disorders. Patients experienced reduced symptoms and no longer required immunosuppressive medications.

SourceJohns Hopkins Medicine·JournalThe Lancet Haematology·DateMar 14, 2019

Doctor video visits increase access to healthcare but could risk fragmentation

The study found that telehealth users saved several hours of time and preferred access over continuity with their primary care physician. However, researchers also noted a lack of coordination between telehealth platforms and traditional healthcare systems, which could lead to fragmented care.

SourceUniversity of Houston·JournalJournal of the American Medical Informatics Association·DateMar 14, 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.

Ocean sink for man-made CO2 measured

A global team of scientists has measured the ocean's sink for man-made CO2 over a period of 13 years, finding that it takes up 34 gigatonnes between 1994 and 2007. The absorption rate is congruent with the increase in atmospheric CO2 levels.

SourceETH Zurich·JournalScience·DateMar 14, 2019

Researchers reverse the flow of time on IBM's quantum computer

An international team of scientists successfully reversed the flow of time on IBM's quantum computer, simulating a particle's scattering and returning it to its initial state. The breakthrough could lead to more efficient quantum computer operation and improved error correction methods.

SourceDOE/Argonne National Laboratory·JournalScientific Reports·DateMar 14, 2019

Sources and sinks

Researchers suggest that tectonic activity, particularly volcanic arc collisions in the tropics, drives long-term climatic trends. These events uplift mafic rocks, which are readily eroded and consume CO2, leading to cooling climates.

SourceUniversity of California - Santa Barbara·JournalScience·DateMar 14, 2019

Thanking and apologizing: Talk that isn't cheap

Researchers introduce 'Responsibility Exchange Theory' to understand the psychology behind thanking, apologizing, bragging, and blaming. They found that thanking and apologizing elevate both perceived competence and warmth for the recipient, while bragging and blaming decrease both.

SourceCarnegie Mellon University·JournalPsychological Review·DateMar 14, 2019

Using an anti-smoking drug to control neurons

Researchers have developed a system to target specific cells in the brain using an approved anti-smoking drug, varenicline. This technology, called chemogenetics, allows for precise modulation of neural activity, which could lead to more effective treatments for conditions like epilepsy and pain.

SourceHoward Hughes Medical Institute·JournalScience·DateMar 14, 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.

Simple directions from parents can guide children's discovery

Researchers at the University of Texas at Austin studied how parent-child collaboration influences children's learning behavior, particularly in a real-world setting. Parents who encouraged their children to explain or explore showed unique effects on child behaviors, with those who explored building more complex gear machines.

SourceUniversity of Texas at Austin·JournalChild Development·DateMar 14, 2019

Older adults with multiple chronic illnesses

The American Geriatrics Society has identified five key principles to support the best care for older adults with multiple chronic conditions, including involving personal preferences and weighing benefits versus harms. The society also released a set of action steps to help healthcare providers make informed treatment choices.

SourceAmerican Geriatrics Society·JournalJournal of the American Geriatrics Society·DateMar 14, 2019

Diet-related changes in human bite spread new speech sounds

Researchers discovered that labiodentals, made by touching lower lip to upper teeth, increased dramatically in recent millennia following agriculture development. This finding suggests language is shaped by culturally-induced changes in human biology to a previously underrecognized extent.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 14, 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.

Artificial intelligence learns to predict elementary particle signals

Researchers from HSE and Yandex developed a method to speed up LHC simulation using Generative Adversarial Networks. The approach accurately predicts the behavior of charged elementary particles, enabling faster analysis of experimental data.

SourceNational Research University Higher School of Economics·JournalNuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment·DateMar 14, 2019

ANU research set to shake up space missions

A new study from ANU found that 2D materials can thrive in harsh space conditions, with one material even improving its properties after exposure to intense gamma radiation. This could lead to the development of lighter and more efficient solar cells, satellite electronics, and quantum light sources.

SourceAustralian National University·JournalNature Communications·DateMar 14, 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.

Extremist sympathies more likely in white British and UK-born people

A study by Queen Mary University of London found that white British individuals are almost twice as likely to have extremist sympathies as those of Pakistani heritage. The research also discovered a significant association between depression, anxiety, and post-traumatic stress with extremist views.

SourceQueen Mary University of London·JournalThe British Journal of Psychiatry·DateMar 14, 2019

Ancient DNA research shines spotlight on Iberia

A large-scale ancient DNA study reveals that local Y chromosomes were almost completely replaced during the Bronze Age in the Iberian Peninsula. Genetic variation among hunter-gatherers and intermingling with people from North Africa and the Mediterranean provide new insights into the region's history.

SourceHarvard Medical School·JournalScience·DateMar 14, 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.

A new chemogenetic toolset

Researchers designed engineered ion-channels activated by low doses of varenicline to study cell activation and silencing in live animals. The new toolset, tested in mice and a monkey, showed promise for silencing neurons and inducing behavioral changes.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 14, 2019

NASA catches Tropical Cyclone Idai making landfall in Mozambique

NASA's Aqua satellite provides critical infrared data on Tropical Cyclone Idai before its landfall, indicating cloud top temperatures as low as -63 degrees Fahrenheit. This suggests extremely strong storms with the potential to create severe thunderstorms and heavy rain in Mozambique.

SourceNASA/Goddard Space Flight Center·DateMar 14, 2019

The sweet spot: Scientists discover taste center of human brain

Researchers have discovered a specific area in the insular cortex of the brain that responds to sweetness stimulation on the tongue, revealing a complex taste map in humans. This 'sweet spot' is distinct from other tastes like sour, salty, and bitter.

SourceCornell University·JournalNature Communications·DateMar 14, 2019

Bacteria 'trap' could help slow down antibiotic resistance

A new test for identifying how single bacteria react to antibiotics could help slow down antibiotic resistance by targeting the right treatments more quickly. The test, which can analyze hundreds of bacteria at once, examines multiple properties and detects the signature of each bacterium in one hour.

SourceUniversity of York·JournalLab on a Chip·DateMar 14, 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.

Fighting leaf and mandible

A study in Panama's rainforest reveals that neighboring trees have different defensive traits and herbivores, impacting growth and survival. This finding suggests that climate change or habitat fragmentation will affect rainforest health.

SourceUniversity of Utah·JournalScience·DateMar 14, 2019

Cholesterol-lowering drugs guard against brain haemorrhages

A Danish study of over half a million people found that cholesterol-lowering statin medications lower the risk of brain haemorrhages by 22-35% compared to non-users. The study rebuffs suspicions that statins increase the risk of brain haemorrhages.

SourceAarhus University·JournalEClinicalMedicine·DateMar 14, 2019

Scientists track patterns of island growth in crystals

Researchers have discovered a persistent pattern in the arrangement of islands that form on crystal surfaces during layer-by-layer growth. The study uses coherent X-ray scattering to reveal correlations across the sample, providing insights into crystal growth dynamics and potential applications in materials science.

SourceDOE/Argonne National Laboratory·JournalNature Physics·DateMar 14, 2019

Social risk factors and readmission penalties

A new model accounting for social risk factors could reduce financial penalties for at least half of all safety net hospitals, the study found. The research suggests that adjusting for social risk factors has potential to level the playing field for hospitals serving vulnerable patients.

SourceHenry Ford Health·JournalHealth Services Research·DateMar 14, 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.

College drinking intervention strategies need a refresh

New study from Michigan State University finds that student social norms and peer approval are crucial in determining drinking behavior. Researchers suggest emphasizing social costs of risky behaviors and promoting messages from peers themselves, not authority figures.

SourceMichigan State University·JournalHealth Education & Behavior·DateMar 14, 2019

Vaccine study confirms sensitivity of cholera test

A recent study using a cholera vaccine cluster trial found that conventional fecal microbiological cultures identified only 66% of patients with cholera, suggesting widespread underestimation of global cases. The study supported the sensitivity of these culture methods, but no evidence of protection was found.

SourcePLOS·JournalPLOS Neglected Tropical Diseases·DateMar 14, 2019

Bacteria may help frogs attract mates

Brazilian scientists have found that the strong odor released by some amphibian species is produced by bacteria, assisting in the animal's mating process. The study suggests that the odor serves to permit mutual recognition between males and females of the same species for mating purposes.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalProceedings of the National Academy of Sciences·DateMar 14, 2019

Novel methods for analyzing neural circuits for innate behaviors in insects

Researchers at Kanazawa University developed a method to visualize and manipulate neural circuits in insects, shedding light on the generation of innate behaviors. The study found that a specific neural cluster plays a crucial role in regulating motivation during courtship behavior.

SourceKanazawa University·JournalProceedings of the National Academy of Sciences·DateMar 14, 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.

Poor kidney function linked to higher cancer risk

A study of Swedish adults found a U-shaped relationship between kidney function and cancer incidence, with lower eGFR associated with higher cancer risk. The research suggests that individuals with mild to severe chronic kidney disease may be at increased risk for skin (non-melanoma) and urogenital cancers.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateMar 14, 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.

Alcohol marketing awareness linked to 'higher risk' drinking among UK teens

A large observational study published in BMJ Open found that medium to high awareness of alcohol marketing among UK teens is linked to increased consumption and a greater probability of 'higher risk' drinking. Ownership of branded merchandise is also associated with future intentions to try alcohol, particularly among never drinkers.

SourceBMJ Group·JournalBMJ Open·DateMar 14, 2019

Scientists left camera traps to record wild apes -- watch what happens

A recent study using camera traps in African forests found that wild apes exhibit varied reactions to unfamiliar objects, including poking, staring, and attempting to bite cameras. The study highlights the need for scientists to consider how animals will respond to monitoring equipment in their natural habitats.

SourceCell Press·JournalCurrent Biology·DateMar 14, 2019

Solar-powered moisture harvester collects and cleans water from air

Researchers at UT Austin developed a solar-powered moisture harvester that captures and cleans water from the air using hydrogels. The system can produce up to 50 liters of clean water per kilogram of hydrogel, making it a promising solution for disaster situations, water crises, or poverty-stricken areas.

SourceUniversity of Texas at Austin·JournalAdvanced Materials·DateMar 14, 2019

Sea otters' tool use leaves behind distinctive archaeological evidence

Researchers analyzed sea otter use of large rocks as 'anvils' to break open shells, leaving behind recognizable damage patterns and shell middens. The study suggests that sea otters may exhibit handedness, with a consistent pattern of striking the mussels against points and ridges on the rocks.

SourceMax Planck Institute of Geoanthropology·JournalScientific Reports·DateMar 14, 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.

Study provides new insights on common post-transplant condition

Researchers analyzed 385 patients with transplant glomerulopathy to identify distinct features and outcomes, developing a tool for clinicians to predict health outcomes. The study may help individualize treatments for patients at high risk of transplant failure.

SourceAmerican Society of Nephrology·JournalJournal of the American Society of Nephrology·DateMar 14, 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.

Can an antifreeze protein also promote ice formation?

Antifreeze proteins, typically preventing ice formation, have also been found to promote its growth at extremely low temperatures. This study, published in the Journal of Physical Chemistry Letters, provides insight into the basic processes of ice formation and suggests potential implications for understanding climate.

SourceWeizmann Institute of Science·JournalThe Journal of Physical Chemistry Letters·DateMar 14, 2019

Cell therapy could replace need for kidney transplants

Researchers at Wake Forest Institute for Regenerative Medicine have made breakthroughs in treating chronic kidney disease with cell therapy. Amniotic fluid-derived stem cells injected into diseased kidneys showed improvement in kidney function and structural recovery after 10 weeks, reducing damage to capillary clusters.

SourceAtrium Health Wake Forest Baptist·DateMar 14, 2019

Fingermark imaging for drug detection

Researchers have developed a novel method for detecting amphetamine and ketamine in latent fingermarks using nanocarrier-based biological fluorescent probes. The method allows for simultaneous detection of multiple drugs in a single fingerprint, providing a potential solution to combat drug abuse.

SourceWorld Scientific·JournalNANO·DateMar 14, 2019

Ancient DNA research shines spotlight on Iberia

The study shows that Iberian male lineages were virtually replaced by newcomers from the Russian steppe between 4,500 and 4,000 years ago. The researchers found a significant influx of new people during the Copper Age, which left an indelible mark on the region's genetic makeup.

SourceUniversity of Huddersfield·JournalScience·DateMar 14, 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.

Machine learning sheds light on the biology of toxin exposure

A machine learning approach using high-quality animal model data sheds new light on the biology of the liver and kidneys after toxin exposure, revealing nine distinct patterns of response to chemical exposure that may be broadly relevant to studies of human disease. The analysis highlights defense mechanisms and novel biomarkers, provi...

SourceHarvard Medical School·JournalMolecular Systems Biology·DateMar 14, 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.

Duplicate or mirror?

Scientists have discovered that the direction of laser light hitting a molecule determines its chiral form. This breakthrough could lead to more efficient production of molecules with uniform chirality for pharmaceuticals. The research was conducted using the planar formic acid molecule and the reaction microscope method.

SourceGoethe University Frankfurt·JournalScience Advances·DateMar 14, 2019

Research demonstrates how immunotherapy may be effective for fighting TB

New research from the University of Notre Dame discovers that extracellular vesicles from Mycobacterium tuberculosis-infected cells can activate an immune response against the disease. This approach, when combined with antibiotics, shows promise in treating drug-resistant tuberculosis.

SourceUniversity of Notre Dame·JournalEMBO Reports·DateMar 14, 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.

Tectonics in the tropics trigger Earth's ice ages, study finds

Researchers have identified tropical tectonic pileups as the likely trigger for three major ice ages in the last 540 million years. The team found that these collisions caused a chemical reaction between rocks and the atmosphere, pulling carbon dioxide out of the atmosphere and leading to cooling temperatures globally.

SourceMassachusetts Institute of Technology·JournalScience·DateMar 14, 2019

Tobacco control policies linked to reduced smoking

A new study found that increased tobacco taxes and smoke-free policies in European countries were significantly related to a reduction in smoking among older adults. The association was particularly strong among those between 50 and 65 years old and those with lower levels of education.

SourceWiley·JournalAddiction·DateMar 14, 2019

'Tingle' wearable device improves position tracking accuracy utilizing thermal sensors

A new study published in npj Digital Medicine found that a wearable tracking device called Tingle achieves higher accuracy in position tracking using thermal sensors. The device was able to distinguish between behaviors directed toward six different locations on the head, potentially aiding in the diagnosis and management of conditions...

SourceThe Child Mind Institute·Journalnpj Digital Medicine·DateMar 14, 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.

Mental health issues increased significantly in young adults over last decade

The percentage of young Americans experiencing mental health disorders rose significantly between 2005 and 2017, but remained stable for older adults. The study suggests that increased digital media use may be contributing to the trend, particularly among teens and young adults.

SourceAmerican Psychological Association·JournalJournal of Abnormal Psychology·DateMar 14, 2019

Traffic accidents involving moose are 13 times more likely to result in human death

Motor vehicle collisions involving moose are 13 times more likely to result in human fatalities compared to deer crashes, a study found. The study analyzed data from northern New England and noted that moose-motor vehicle crashes often involve head, neck, and face injuries due to the animal's massive size and weight.

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateMar 14, 2019

Tracking turtles with telemetry

Scientists developed a unique model that can predict Eastern Pacific leatherback turtles' location along the coast of Central and South America. The model aims to reduce bycatch mortality of this critically endangered species.

SourceUniversity of Maryland Center for Environmental Science·JournalEcosphere·DateMar 14, 2019

The genetics of regeneration

A team of researchers from Harvard University has discovered genetic switches that control the process of whole-body regeneration in animals. Using three-banded panther worms, they found that a non-coding DNA section activates a 'master control gene' called early growth response (EGR), which controls various processes by switching othe...

SourceHarvard University·JournalScience·DateMar 14, 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.

Drug could alleviate side effects of chemo for breast cancer patients

Researchers at Stanford University School of Medicine have discovered a method to forecast which breast cancer patients will experience heart problems from trastuzumab, a commonly used chemotherapy drug. A class of medications already approved by the FDA may mitigate these side effects.

SourceStanford Medicine·JournalCirculation·DateMar 14, 2019

Early menopause in smokers linked to bladder cancer

Research links early menopause to increased bladder cancer risk, particularly in smokers. The study found that women who went into menopause before the age of 45 were 45% more likely to develop bladder cancer than those who had later menopause.

SourceEuropean Association of Urology·DateMar 14, 2019

Review of the recent advances of 2D nanomaterials in Lit-ion batteries

Researchers summarize recent advances in 2D nanomaterials for electrodes in lithium-ion batteries, showcasing their high electrochemical and mechanical properties. The review highlights the potential of 2D nanomaterials as anodes and cathodes, with applications in high-performance energy storage devices.

SourceWorld Scientific·JournalNANO·DateMar 14, 2019

Are we at the limits of measuring water-repellent surfaces

The contact angle method, used for over two centuries, is being called into question due to its dependence on camera accuracy and subjective decisions. Newer methods that measure adhesion or friction forces are proposed as a solution, offering lower errors and more relevant physical terms.

SourceAalto University·JournalScience·DateMar 14, 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.

IVF birthweights increased over 25 years

A study of 3000 IVF births found average birthweight increased by 180g, despite low initial risks. Embryo freezing may mitigate this risk, suggesting a lower health impact on newer IVF children.

SourceUniversity of Manchester·JournalHuman Reproduction·DateMar 14, 2019

Sea quark surprise reveals deeper complexity in proton spin puzzle

The latest data from the STAR experiment at RHIC show that different flavors of antiquarks contribute differently to proton spin, with up antiquark spins making a greater contribution than down antiquark spins. This result provides new insights into the proton spin puzzle and reveals a more complex picture than previously thought.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review D·DateMar 14, 2019

New SDSU study examines role of sea urchins on California kelp

A new SDSU study reveals that California sheephead and spiny lobsters play a crucial role in controlling sea urchin populations in Southern California kelp forests. The research provides valuable insights into the complex predator-prey relationships in these ecosystems, which are essential for maintaining the health of kelp forests.

SourceSan Diego State University·JournalEcology·DateMar 14, 2019

New research unlocking the secrets of how languages change

Researchers studying Nicaraguan Sign Language find that signs don't move towards the face to be easier to understand. The study uses machine learning and computer vision techniques to analyze language change over 40 years, shedding light on how languages evolve.

SourceRochester Institute of Technology·DateMar 14, 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.

BU: Central American kidney disease epidemic linked to occupational heat exposure

A new study finds that occupational heat exposure is linked to a decline in kidney function and chronic kidney disease (CKD) in artisanal brick makers in Nicaragua. The researchers found 12.1% of the sample had stage 3-5 CKD, with risk factors including operating ovens, less education, older age, and inadequate water intake.

SourceBoston University School of Medicine·JournalAmerican Journal of Kidney Diseases·DateMar 14, 2019

Exotic 'second sound' phenomenon observed in pencil lead

Scientists have observed a new mode of heat transport in graphite, known as second sound, which behaves like sound when moving through the material. At temperatures above 80K, heat travels through graphite as a wave, cooling points instantly and carrying heat away at close to the speed of sound.

SourceMassachusetts Institute of Technology·JournalScience·DateMar 14, 2019

Diet-induced changes favor innovation in speech sounds

A study by an international team led by researchers at the University of Zurich found that diet-induced changes in the human bite resulted in new speech sounds, contradicting the theory of a fixed range of human sounds. This shift allowed for the rise of labiodentals, such as the sound 'f', in modern languages.

SourceUniversity of Zurich·JournalScience·DateMar 14, 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.

IQ a better predictor of adult economic success than math

A new study published in PLOS ONE suggests that IQ is a better indicator of adult wealth than math skills for very preterm and very low-weight babies. The research followed over 400 children born in Bavaria, Germany, from birth to adulthood and found that IQ was a stronger predictor of life course economic success.

SourceUniversity of Tennessee at Knoxville·JournalPLOS ONE·DateMar 14, 2019

New method to reduce uranium concentration in contaminated water

Researchers propose a novel method for reducing uranium concentration in contaminated water by utilizing amidoxime-functionalized ordered mesoporous silica SBA-15. The results show high U(VI) sorption capacities and selectivity, as well as effective regeneration and reuse after six cycles.

SourceWorld Scientific·JournalNANO·DateMar 14, 2019

Charting 8,000 years of Iberian genomic history

Researchers have reconstructed an 8,000-year genetic history of the Iberian Peninsula using ancient DNA from over 270 individuals. The study reveals complex population structures and unexpected interactions with North Africa and the Pontic-Caspian steppe.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 14, 2019

CRF research to be presented at ACC.19

Research from the Cardiovascular Research Foundation will present latest data on PCI, imaging technologies, and TAVR at ACC.19. The study found that treatment with angiotensin-converting enzyme inhibitors or receptor blockers affects revascularization after percutaneous coronary intervention.

SourceCardiovascular Research Foundation·DateMar 14, 2019

Accelerating advances for HIV-positive youth in Eastern Cape, South Africa

The study found that high parenting support, government cash transfers, and safe schools were associated with positive outcomes for targets in at least three Sustainable Development Goals. The UN's development approach was validated as an effective solution to maximize positive policy impacts.

SourceUniversity of the Witwatersrand·JournalThe Lancet Child & Adolescent Health·DateMar 14, 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.

Noninvasive ultrasound stimulation of spleen could lead to new treatments for inflammatory arthritis

Researchers have discovered that noninvasive daily ultrasound stimulation of the spleen in mice with inflammatory arthritis results in significantly less joint swelling compared to untreated mice. The study is a first step towards developing new treatment options for rheumatoid arthritis, an autoimmune disease affecting millions of peo...

SourceUniversity of Minnesota·JournalNature Communications·DateMar 14, 2019

Green tea cuts obesity, health risks in mice

A new study published in the Journal of Nutritional Biochemistry found that green tea extract reduced weight gain and inflammation in mice fed a high-fat diet. The researchers also discovered improved gut health, including more beneficial microbes and less permeability in the intestinal wall. These findings suggest that green tea may h...

SourceOhio State University·JournalThe Journal of Nutritional Biochemistry·DateMar 14, 2019

Engineering treatments for the opioid epidemic

A biomedical engineer is developing a therapeutic option that would prevent the opiates from crossing the blood-brain barrier, preventing the high abusers seek. The treatment involves generating an anti-opioid antibody that will arrest the drug in circulation and prevent it from getting to the brain.

SourceWashington University in St. Louis·DateMar 14, 2019

Soft drink companies copy tobacco playbook to lure young users

A UCSF study reveals that soft drink companies copied tobacco's playbook to attract young users. The research found that executives from R.J. Reynolds and Philip Morris used similar strategies to promote sweetened beverages, including child-focused marketing tactics and flavors, after selling their tobacco brands.

SourceUniversity of California - San Francisco·JournalThe BMJ·DateMar 14, 2019

Non-invasive imaging technique valid for identifying small airway disease in lung

A non-invasive imaging biomarker called Parametric Response Mapping (PRM) can identify small airway damage in Chronic Obstructive Pulmonary Disease (COPD). This technique measures lung density during inhalation and exhalation, helping to predict patients who will lose lung function.

SourceMichigan Medicine - University of Michigan·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateMar 14, 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.

Engineering living 'scaffolds' for building materials

Engineered living materials use living cells as scaffolds to create composite materials with unprecedented control and versatility. The team engineered a bacterium to attach nanomaterials to its cell surface, creating stable hybrid living materials with emergent properties.

SourceDOE/Lawrence Berkeley National Laboratory·JournalACS Synthetic Biology·DateMar 14, 2019

Wild African ape reactions to novel camera traps

Researchers found that bonobos reacted more strongly to camera traps than chimpanzees, while younger apes were more curious and explored them longer. The study highlights the need for scientists to consider animal responses to unfamiliar monitoring equipment in their natural habitats.

SourceMax Planck Institute for Evolutionary Anthropology·JournalCurrent Biology·DateMar 14, 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.

When is best time to get flu shot? Analysis compares scenarios

A University of Pittsburgh analysis reveals that waiting until October to get flu shots may save thousands of lives. The study found that compressed vaccination periods starting in October can prevent up to 22,062 cases of flu and save as many as 258 lives compared to status quo vaccination timing.

SourceUniversity of Pittsburgh·JournalAmerican Journal of Preventive Medicine·DateMar 14, 2019

Scientists crack genome of superfood seaweed, ito-mozuku

Researchers at the Okinawa Institute of Science and Technology Graduate University have decoded the genome of the popular Japanese brown seaweed ito-mozuku. The study reveals genes that drive up fucoidan production, a substance with potential health benefits, and provides data that could aid in farming.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalScientific Reports·DateMar 14, 2019

Converting biomass by applying mechanical force

Researchers at the University of Münster have identified a new reaction mechanism for converting biomass into fuels and chemicals using mechanical force. The mechano-catalytic reaction reduces energy requirements and eliminates unnecessary steps, leading to a more efficient and environmentally friendly process.

SourceUniversity of Münster·JournalAngewandte Chemie International Edition·DateMar 14, 2019

Poor pitch singing could be a matter of the tune in your head

University at Buffalo researchers found a relationship between sub-vocalization, auditory imagery, and poor pitch singing accuracy. Sub-vocalization, or silent muscle movements of the face and larynx, may be a counterproductive strategy for singers, leading to inaccuracy.

SourceUniversity at Buffalo·JournalPsychophysiology·DateMar 14, 2019

Negative emotions can reduce our capacity to trust

A study found that negative emotions suppress trust by disrupting brain activity and connectivity in key social cognition regions. Negative affect also impairs the strength of connections between these regions, predicting lower levels of trust.

SourceUniversity of Zurich·JournalScience Advances·DateMar 14, 2019

Brain wave stimulation may improve Alzheimer's symptoms

Researchers found that a unique combination of light and sound improved cognitive and memory impairments similar to those seen in Alzheimer's patients. The treatment also greatly reduced amyloid plaques in the brains of mice, clearing large swaths of critical brain areas.

SourceMassachusetts Institute of Technology·JournalCell·DateMar 14, 2019

How a mitochondrial enzyme can trigger cell death

Researchers discovered that cytochrome c binds to specific membrane domains and regulates the oxidation of cardiolipin, a key player in apoptosis. This finding could lead to new drug targets for treating neurodegenerative diseases like Huntington's disease.

SourceUniversity of Groningen·JournalStructure·DateMar 14, 2019

What makes a cell turn cancerous?

Retinoblastoma arises from abnormal proliferation of cone cells due to a tumor-suppressing gene mutation. Dr. Cobrinik's research aims to understand how RB mutations affect cone cells, which could lead to new cancer therapies.

SourceChildren's Hospital Los Angeles·DateMar 14, 2019