Add BrightSurf on Google Email

Science News Archive March 2023 - Page 26


Page 26 of 44

"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
Apple iPhone 17 Pro

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

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
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.

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

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
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.

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

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
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.

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

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
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.

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

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
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

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
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.

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
Fluke 87V Industrial Digital Multimeter

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

Researchers develop enhanced genetic animal model of Down syndrome

Researchers created a new mouse model of Down syndrome with milder cognitive traits, showing promise for developing precise treatments. The study's findings may help address the limitations of previous models and improve cognitive function in individuals with Down syndrome.

SourceNIH/National Human Genome Research Institute·JournalBiological Psychiatry·TypeExperimental study·DateMar 14, 2023

New study finds early warning signs prior to 2002 Antarctic ice shelf collapse

Researchers have identified early warning signs of Antarctic ice shelf collapse prior to the 2002 Larsen B collapse. The study suggests that widespread flow acceleration and frequent small-iceberg calving may serve as precursors to destabilization, controlled by both atmospheric and oceanic warming anomalies.

SourcePenn State·JournalEarth and Planetary Science Letters·TypeObservational study·DateMar 14, 2023

Observations open door to improved luminous efficiency of organic LEDs

A research team at Osaka Metropolitan University has developed a technique to directly observe changes in the electronic state of light-emitting electrochemical cells (LECs) during electroluminescence. This breakthrough enables improvements in luminous efficiency, paving the way for more efficient and reliable OLEDs and LECs.

SourceOsaka Metropolitan University·JournalNature Communications·TypeExperimental study·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.

Pinpoint simulations provide perspective on universe structure

A series of simulations have enabled researchers to probe the heterogeneous structure of the universe by treating galaxy distribution as a collection of points. The study reveals that on large scales, the universe approaches hyperuniformity, while on smaller scales it becomes almost antihyperuniform and strongly inhomogeneous.

SourceInstitute for Advanced Study·JournalPhysical Review X·DateMar 14, 2023

Growing mushrooms alongside trees could feed millions and mitigate effects of climate change, research finds

A new study by University of Stirling scientists found that growing edible mushrooms alongside trees can produce a valuable food source for millions of people while capturing carbon. The approach incentivizes tree planting and reduces the need for deforestation to make way for crops, mitigating the impact of climate change.

SourceUniversity of Stirling·JournalProceedings of the National Academy of Sciences·DateMar 14, 2023

The new normal already? Examining changing probability of a summer-like fall

A recent study confirmed that a record-high temperature recorded in October 2021 would have been extremely unlikely to occur without the influence of global warming. The team quantified how often such heatwaves may occur during future fall seasons under different greenhouse gas emission scenarios.

SourcePohang University of Science & Technology (POSTECH)·JournalBulletin of the American Meteorological Society·DateMar 14, 2023

How malaria parasite prioritises growth or transmission

A study found that malaria parasites invest more in sexual reproduction and less in asexual replication during low-transmission environments. Low LPC levels in human blood plasma are associated with increased gametocyte production and transmission.

SourceeLife·JournaleLife·DateMar 14, 2023
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.

Propeller advance paves way for quiet, efficient electric aviation

Researchers at Chalmers University of Technology have developed a propeller design optimisation method that paves the way for quiet, efficient electric aviation. The new design can reduce noise emissions by up to 5-8 dBA, comparable to going from a normal conversation voice to a quiet room.

SourceChalmers University of Technology·JournalAerospace·TypeComputational simulation/modeling·DateMar 14, 2023

The ‘Rapunzel’ virus: an evolutionary oddity

A study reveals an extremely long tail on a bacteriophage that allows it to infect tough bacteria in hot springs. The 'Rapunzel' virus has a nearly 1-micrometer-long tail and uses a unique 'ball and socket' mechanism for stability.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·TypeExperimental study·DateMar 14, 2023

Climate change alters a human-raptor relationship

A recent study reveals that climate change has led to an increase in Bald Eagle populations, which are now forming a relationship with dairy farmers in northwestern Washington State. In exchange for the eagles' services such as carcass removal and pest-deterrence, dairy farmers reap benefits from the eagles' presence.

SourceCornell University·JournalEcosphere·TypeCase study·DateMar 14, 2023

Learning behavior differs between OCD and problem gambling

Research reveals that individuals with OCD exhibit lower-than-normal learning rates when rewards are less than expected, while those with problem gambling display boosted learning from high rewards and blunted learning from low rewards. This study highlights the benefits of using neurocomputational approaches to understand psychiatric ...

SourcePLOS·JournalPLOS Biology·TypeExperimental study·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.

Receptor ‘blasting’ visualised

Researchers from Universität Leipzig have developed a molecular sensor system to detect when and where adhesion GPCRs break apart, activating receptors and transmitting biochemical signals. The breakthrough could lead to the development of drugs targeting these receptors for treating various diseases.

SourceUniversität Leipzig·JournalNature·TypeExperimental study·DateMar 14, 2023

Team of sister scientists identifies a possible genetic culprit for uterine corpus endometrial cancer

A team of scientists has identified Myo5b as a potential genetic driver of uterine corpus endometrial cancer (UCEC), a fourth deadliest cancer in women. Elevated levels of Myo5B were found in UCEC samples, suggesting its role in transporting nutrient-absorbing transporters to the surface of cancer cells.

SourceMedical University of South Carolina·JournalPLOS ONE·TypeData/statistical analysis·DateMar 14, 2023

Casting light on counterfeit products through nano-optical technology

Researchers developed a novel 3D printed nano optical security label with 33 possible combinations, utilizing higher dimensional structured light and incoherent white light illumination. This technology has the potential to revolutionize anti-counterfeiting methods and provide a powerful platform for advanced information security.

SourceSingapore University of Technology and Design·JournalNature Nanotechnology·DateMar 14, 2023
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.

Holes in one health coverage leave vulnerable communities in global south

A new study assessing One Health Networks globally reveals that investment has not been equitably distributed, with low diversity in stakeholder and sector representation. The study highlights the need for more inclusive and equitable partnerships to address pressing global health threats.

SourceInternational Livestock Research Institute·JournalThe Lancet·TypeMeta-analysis·DateMar 14, 2023

Warming makes droughts, extreme wet events more frequent, intense

A new NASA-led study confirms that major droughts and pluvials have been occurring more often due to climate change. The global total intensity of extreme events increased from 2002 to 2021, mirroring Earth's rising temperatures. This has significant economic and human impacts, especially in poor neighborhoods and developing nations.

SourceNASA/Goddard Space Flight Center·JournalNature Water·DateMar 14, 2023

Lasers and chemistry reveal how ancient pottery was made — and how an empire functioned

Researchers analyzed ancient Wari pottery to understand how the empire spread its aesthetic. They found that potters across the empire created their own ceramics, decorated in traditional Wari style, with distinct chemical signatures from different regions. This bottom-up approach highlights local agency and economies' importance.

SourceField Museum·JournalJournal of Archaeological Science·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.

Reactive oxygen impacts carbon cycling in tidal sands

High concentrations of reactive oxygen species (ROS) were detected in intertidal sands of the Wadden Sea. ROS inhibit microbial activity, reducing mineralization processes such as aerobic respiration and sulfate reduction, but their removal boosts microbial growth.

SourceMax Planck Institute for Marine Microbiology·JournalNature Communications·DateMar 14, 2023

Your zip code may impact access to quality medical imaging

A recent study found that US zip codes in extreme socioeconomic disadvantage have limited access to accredited medical imaging facilities and centers of excellence. This lack of access can lead to delayed or missed diagnoses, exacerbating existing health disparities.

SourceRadiological Society of North America·JournalRadiology·TypeData/statistical analysis·DateMar 14, 2023

A common metabolite may help treat autoimmune diseases

Researchers at Hokkaido University discovered itaconate's modulatory effect on T helper and T regulatory cells, potentially leading to new treatments for autoimmune diseases. The study found that itaconate inhibits Th17 cell differentiation and promotes Treg cell development, reducing disease symptoms in mice models.

SourceHokkaido University·JournalNature Communications·TypeExperimental study·DateMar 14, 2023
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.

Conspiracy theories on twitter during the pandemic involving Bill Gates

A recent study analyzes Twitter conspiracy theories about Bill Gates' role in the COVID-19 pandemic, revealing they are highly dynamic and interconnected. The findings suggest that believing one conspiracy theory can reinforce another, leading to increased sharing behaviors online.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalCyberpsychology Behavior and Social Networking·TypeCase study·DateMar 14, 2023