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Science News Archive 2023 - Page 356


Page 356 of 444

Researcher solves nearly 60-year-old game theory dilemma

Researchers have proved that a long-standing game theory dilemma does not exist in the wall pursuit game, introducing a new method of analysis that proves there is always a deterministic solution. This discovery opens doors to resolving other similar challenges and enables better reasoning about autonomous systems.

SourceUniversity of California - Santa Cruz·JournalIEEE Transactions on Automatic Control·DateMar 14, 2023

Pregnancy complications tied to higher risk of death as long as 50 years later

A new study found that pregnancy complications, such as high blood pressure and preterm delivery, can increase the risk of death in decades following childbirth. The research tracked data from over 46,000 people born between 1959 and 1966, revealing a significant association between these complications and increased mortality rates.

SourceUniversity of Pennsylvania School of Medicine·JournalCirculation·TypeData/statistical analysis·DateMar 14, 2023
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.

Community health workers can help protect pregnant women and their babies from malaria

A community-based approach using health workers increased IPTp coverage by up to 473% in Nigeria, but did not reduce antenatal care attendance. The TIPTOP project shows that community health workers play a critical role in supporting the health of women and can save thousands of maternal and infant lives.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalThe Lancet Global Health·TypeExperimental study·DateMar 14, 2023

How neuroimaging can be better utilized to yield diagnostic information about individuals

Researchers from Dartmouth and University Medicine Essen found that strong links between brain measures and traits can be obtained when machine learning algorithms are utilized. This approach allows for high-powered results from moderate sample sizes, opening up studies of many traits and clinical conditions previously inaccessible.

SourceDartmouth College·JournalNature·TypeCommentary/editorial·DateMar 14, 2023

19th Century ‘dinner plate’ still useful in ocean science

Researchers found that a simple 19th century Secchi disk is effective in monitoring phytoplankton abundance, providing valuable long-term data on ocean changes. The tool's continued use supports scientists studying climate change, ecosystem health, and water quality.

SourceUniversity of Exeter·JournalFrontiers in Marine Science·DateMar 14, 2023
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.

COVID-19 discovery could protect high-risk patients

UVA researchers discovered a metabolic pathway that can modulate COVID-19 inflammation, lung recovery, and host metabolic health. They suggest a potentially viable therapeutic agent that may be combined with existing anti-viral agents to treat severe COVID-19 in patients with underlying metabolic disease.

SourceUniversity of Virginia Health System·JournalScience Immunology·DateMar 14, 2023

Hitchhiker plants inspire improved techniques for reattaching tendon to bone

Researchers developed a new approach to suturing based on the mechanics and spacing of a hitchhiker plant's attachment system, promising to balance forces across sutures and reduce failure rates in surgical procedures. The findings were published in Proceedings of the Royal Society A.

SourceWashington University in St. Louis·JournalProceedings of the Royal Society A Mathematical Physical and Engineering Sciences·DateMar 14, 2023
Apple iPhone 17 Pro

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

University students who attend seminars in person enjoy better exam results – new research

A new research study from the University of Bath found that attending interactive seminars in person leads to better exam results, with students scoring an 8% higher result. The researchers suggest that attending lectures and reviewing material is more effective than relying solely on recorded lectures or not attending at all.

SourceUniversity of Bath·JournalReview of Keynesian Economics·TypeData/statistical analysis·DateMar 14, 2023

Mirror-image molecules can modify signaling in neurons

Researchers at the University of Nebraska-Lincoln have discovered that the orientation of a single amino acid in peptides can direct activation to specific neurons, influencing communication among brain cells. This finding has far-reaching implications for understanding and regulating signaling processes in the brain.

SourceUniversity of Nebraska-Lincoln·JournalProceedings of the National Academy of Sciences·DateMar 14, 2023

A mechanistic and probabilistic method for predicting wildfires

Lehigh researchers develop new method to predict wildfires by analyzing power system ignition risk, considering mechanical behavior of conductor cables under strong winds. The study finds that encroachment probability is highly sensitive to vegetation clearance and wind intensity, providing valuable insights for decision makers and pol...

SourceLehigh University·JournalScientific Reports·DateMar 14, 2023

Can food banks better promote nutrition and health?

A new assessment tool helps food banks evaluate their initiatives to provide healthy and nutritious food to those in need. The tool aims to identify areas of success and potential strategies for improvement.

SourceUniversity of California - Davis·JournalPublic Health Nutrition·DateMar 14, 2023
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.

Tune in, wash hands: COVID-19 TV coverage added momentum to hand hygiene boom

A new study from Osaka University found that COVID-19 TV coverage significantly increased hand hygiene compliance from 5% to over 70% in a matter of months. The researchers tracked the correlation between TV coverage and hand hygiene, finding a strong statistical connection between added airtime and increased compliance.

SourceOsaka University·JournalAmerican Journal of Infection Control·TypeObservational study·DateMar 14, 2023

New treatment can improve cardiac pump function in patients with heart failure

A clinical study published in the European Heart Journal found that ghrelin increases the heart's pump capacity in patients with heart failure, improving cardiac output by 28% after two hours of treatment. The treatment also showed a 10% higher pump capacity at follow-up.

SourceKarolinska Institutet·JournalEuropean Heart Journal·TypeRandomized controlled/clinical trial·DateMar 14, 2023

Solving the Alzheimer’s disease puzzle: One piece at a time

Researchers at Drexel University have discovered the regulatory mechanism behind protein diversity generation and its malfunctioning as an early contributor to Alzheimer's development. The study suggests that the Tip60 enzyme plays a critical role in controlling RNA splicing, generating diverse protein variants necessary for learning a...

SourceDrexel University·JournalJNeurosci·DateMar 14, 2023

Well-being at school and sense of competence are linked

A Norwegian University of Science and Technology study found a connection between pupils' well-being at school and their perceived competence in various subjects. The researchers discovered clear connections between students' comfort levels at school and their performance in reading, mathematics, science, and physical education.

SourceNorwegian University of Science and Technology·JournalInternational Journal of Environmental Research and Public Health·TypeObservational study·DateMar 14, 2023
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.

Common cold gives children immunity against COVID-19

Researchers at Karolinska Institutet discovered that children's memory T cells react to SARS-CoV-2, providing immunity against COVID-19. The study found strong cross-reactivity between coronaviruses causing common colds and SARS-CoV-2.

SourceKarolinska Institutet·JournalProceedings of the National Academy of Sciences·DateMar 14, 2023

Scientists enhance recyclability of waste plastic

A new method developed by scientists at Argonne National Laboratory and Cornell University converts used HDPE into a fully recyclable and potentially biodegradable material. The approach uses catalysts to break polymer chains, making the material easier to decompose.

SourceDOE/Argonne National Laboratory·JournalJournal of the American Chemical Society·DateMar 14, 2023

Study models the causes of insomnia in menopausal women

A study modeled the factors influencing sleep in menopausal women, revealing that hot flashes are a key predictor of insomnia. The researchers also found that some symptoms don't necessarily go away over time and can have long-term effects on health.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalJournal of Women s Health·TypeData/statistical analysis·DateMar 14, 2023

Fats help tag medical implants as friend or foe

Researchers discovered that lipid deposition on medical implant surfaces can signal to the immune system whether to attack or ignore the implant. This knowledge could help develop biomaterials that deflect host immune aggression, reducing malfunction rates for devices like pacemakers and surgical mesh.

SourceRice University·JournalAdvanced Materials·TypeExperimental study·DateMar 14, 2023
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.

"Denoising" a noisy ocean

Scripps Oceanography researchers developed a machine learning method to separate fish chorusing sounds from the overall ocean noise, enabling faster analysis and identification. The 'SoundScape Learning' technique can be applied to other soundscapes to learn more about animals like frogs, birds, and bats.

SourceUniversity of California - San Diego·JournalThe Journal of the Acoustical Society of America·TypeData/statistical analysis·DateMar 14, 2023
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.

WVU lab’s game-changing high-performance semiconductor material could help slash heat emissions

A team led by Xueyan Song at West Virginia University has created an oxide ceramic material that solves a longstanding efficiency problem plaguing thermoelectric generators. The breakthrough achieved record-high performance, opening up new research directions to further increase performance and enabling large-scale waste heat recovery.

SourceWest Virginia University·JournalRenewable and Sustainable Energy Reviews·DateMar 14, 2023

Rare isotopes help unlock mysteries in the Argentine Andes

Scientists used rare isotopes to study erosion rates in the Andes Mountains, finding that sediments eroded from high mountain watersheds were shielded from cosmic rays for at least 7-15 thousand years. This helps predict where future landslides might occur and understand landslide risks.

SourceSyracuse University·JournalGeophysical Research Letters·DateMar 14, 2023

Gene essential to making DNA appears to be a good target in minimizing pulmonary hypertension

Researchers discover that inhibiting a gene crucial for DNA production can significantly reduce destructive cell proliferation and disease progression in pulmonary hypertension. This finding presents a potential treatment target for the condition, which affects females aged 30-60 with limited treatment options.

SourceMedical College of Georgia at Augusta University·JournalEuropean Heart Journal·DateMar 14, 2023

Machine learning of mathematical models is found to have fundamental limitations

A study by Universitat Rovira i Virgili's SeesLab research group shows machine learning algorithms may not always find interpretable models from data due to fundamental limitations. The importance of noise in data is highlighted, making it impossible to discover the correct model when variability is high.

SourceUniversitat Rovira i Virgili·JournalNature Communications·DateMar 14, 2023
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.

Tech could help BC farmers reach customers, mitigate climate change impacts

Researchers at UBC Okanagan found that Chinese farmers use online marketing to connect with consumers, an approach not widely adopted in BC. The study suggests that targeted education, research, and public investments can improve the resilience of agricultural climate adaptation in both countries.

SourceUniversity of British Columbia Okanagan campus·JournalMitigation and Adaptation Strategies for Global Change·TypeObservational study·DateMar 14, 2023

Understanding sound direction estimation in monaural hearing

A new method for estimating sound direction using monaural cues has been proposed by researchers at Japan Advanced Institute of Science and Technology. The approach uses modulation in the frequency spectrum of the received signal to detect the signal direction, achieving accurate estimates even with human monaural hearing.

SourceJapan Advanced Institute of Science and Technology·JournalApplied Acoustics·DateMar 14, 2023

Patient-friendly prescription labels improve medication adherence, study finds

A study by University of Georgia researchers found that revised prescription labels with explicit instructions can dramatically improve medication adherence to antihypertension medications, contraceptives, and asthma controllers. This improvement was seen in patients taking these medications, including those with asthma, hypertension, ...

SourceUniversity of Georgia·JournalJournal of the American Pharmacists Association·DateMar 14, 2023
Fluke 87V Industrial Digital Multimeter

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

Cleaning up the atmosphere with quantum computing

Researchers developed an algorithm using quantum computing to study amine reactions and find new compounds for carbon capture. The algorithm can quickly screen thousands of molecules and structures, vital for practical applications in fields like carbon capture.

SourceAmerican Institute of Physics·JournalAVS Quantum Science·DateMar 14, 2023

COVID-19 pandemic has long-lasting effects on adolescent mental health and substance use

A new study found that the COVID-19 pandemic has had a long-lasting impact on adolescent mental health and substance use, with increased depressive symptoms and negative effects observed up to two years into the pandemic. Parental social support and adequate sleep duration were associated with better mental health outcomes.

SourceColumbia University's Mailman School of Public Health·JournalThe Lancet Child & Adolescent Health·DateMar 14, 2023

Potential treatment target for drug-resistant epilepsy identified

A new study by Tufts University researchers has identified a small molecule, Compound 350, that may help treat people with epilepsy whose condition has become resistant to traditional anti-seizure drugs. The compound was found to reduce seizure activity in rodents with drug-resistant seizures and lower brain cell death.

SourceTufts University·JournalCell Reports Medicine·DateMar 14, 2023
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.

Huge study finds tomosynthesis better at breast cancer detection

A large study of over 1 million women found DBT had a higher breast cancer detection rate and lower false positive rates compared to 2D digital mammography. The results suggest that DBT may be the more effective screening method for early breast cancer detection.

SourceRadiological Society of North America·JournalRadiology·DateMar 14, 2023

Ovarian development of yellow-spined bamboo locust sheds light on emergence and migratory nature of pest

Scientists have developed a model that estimates adult emergence periods and identifies migratory populations of the yellow-spined bamboo locust based on ovarian development. The study provides key information for predicting pest occurrences and highlights the importance of considering reproductive system development in sustainable pes...

SourceCABI·JournalFrontiers in Physiology·TypeExperimental study·DateMar 14, 2023

Carnegie Mellon University researchers develop soft robot that shifts from land to sea with ease

Researchers at Carnegie Mellon University have created soft robots that can transition from walking to swimming, crawling to rolling, or jumping. The robots use highly dynamic bistable soft actuators made of shape-memory alloy springs that react to electrical currents, allowing for varied locomotion and adaptability.

SourceCarnegie Mellon University·JournalAdvanced Materials Technologies·DateMar 14, 2023

Molecular component of caffeine may play a role in gut health

Researchers found that xanthine, a purine metabolite found in caffeinated foods, drives Th17 cell differentiation through endoplasmic reticulum stress in intestinal epithelial cells. This discovery may help understand how diseases like IBD develop and potentially lead to new therapeutic strategies.

SourceBrigham and Women's Hospital·JournalImmunity·DateMar 14, 2023

Dark current modeling of thick perovskite X-ray detectors

Researchers developed a dark current model for thick perovskite X-ray detectors, finding that thermionic-emission and generation-recombination currents are key contributors. The study reveals the importance of suppressing generation-recombination current due to hetero-band mismatch and interface defects.

SourceHigher Education Press·JournalFrontiers of Optoelectronics·TypeExperimental study·DateMar 14, 2023
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.

NIST develops new nondestructive method for assessing bioengineered artificial tissues

Researchers at NIST have developed a real-time technique to noninvasively count the number of live cells in a 3D artificial scaffold, meeting an unmet need in tissue engineering. The method uses optical coherence tomography and is label-free, reducing time and cost compared to earlier methods.

SourceNational Institute of Standards and Technology (NIST)·JournalJournal of Biomedical Materials Research Part A·DateMar 14, 2023

STAR physicists track sequential 'melting' of upsilons

Physicists at the Relativistic Heavy Ion Collider detect sequential dissociation of three distinct upsilon variations in a hot quark-gluon plasma, offering evidence for 'deconfinement.' The findings help scientists better understand the properties of the QGP and its temperature.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review Letters·DateMar 14, 2023
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.

Princeton Chem, IAS uncover spatial patterns in distribution of galaxies

Princeton Chemist Salvatore Torquato and astrophysicist Oliver Philcox applied statistical mechanics to find similarities in galaxy distribution across length scales. They used new descriptors to characterize structural data, revealing a correlated disorder in the spatial relationships between galaxies.

SourcePrinceton University·JournalPhysical Review X·TypeData/statistical analysis·DateMar 14, 2023

New, non-invasive imaging tool maps uterine contractions during labor

Researchers developed a non-invasive imaging tool to create real-time images of uterine contractions during labor. The electromyometrial imaging (EMMI) technique provides detailed information on contraction patterns, which can help improve labor management and clinical decision-making.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalNature Communications·TypeObservational study·DateMar 14, 2023

Research Brief: Restorative Justice diversion with Minneapolis youth

Researchers found that Minneapolis youth who participated in restorative justice diversion were less likely to experience re-arrest than those processed through the traditional juvenile justice system. The study demonstrates the positive impact of this approach and highlights its potential to reduce racial disparities.

SourceUniversity of Minnesota Medical School·JournalCrime & Delinquency·TypeExperimental study·DateMar 14, 2023

Endometriosis: how to diagnose and manage this complex condition

A new clinical review provides an overview of endometriosis causes, diagnosis, and management based on the latest evidence. The review aims to help clinicians and patients understand this complex condition, which affects approximately 1 in 10 women of reproductive age.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeLiterature review·DateMar 14, 2023
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.