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Science News Archive July 2024 - Page 31


Page 31 of 41

From empowering women to being empowered by women: A gendered social innovation framework for tourism-led development initiatives

The study explores gendered social innovation in tourism, revealing transformative trajectories of female entrepreneurs in Ecuador and Mexico. Relational empowerment is found to arise from interactions with family members, community leaders, and colleagues, while structural limitations such as sexism and limited access to resources res...

SourceEscuela Superior Politecnica del Litoral·JournalTourism Management·TypeObservational study·DateJul 9, 2024
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.

New technique offers unprecedented control over light at terahertz frequencies

This breakthrough enables generation and manipulation of light with both spin and orbital angular momentum at terahertz frequencies. The new technique holds promise for advancing terahertz technologies in fields like spectroscopy, sensing, and communication.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateJul 9, 2024

UQ research reveals exercise brain boost can last for years

High-intensity interval exercise improves brain function in older adults for up to 5 years, with structural and connectivity changes in the hippocampus detected on high-resolution MRI scans. The study found that only high-intensity interval exercise led to cognitive improvement retained for up to 5 years.

SourceUniversity of Queensland·JournalAging and Disease·TypeRandomized controlled/clinical trial·DateJul 9, 2024

Researchers listen to the hearts of bats in flight

Researchers from Max Planck Institute tracked the heart rates of male common noctule bats during flights, revealing a significant increase in heart rate from 6 to 900 beats per minute. The study found that bats consume up to 42% more energy in summer compared to spring, and develop unique strategies to survive in different seasons.

SourceMax-Planck-Gesellschaft·JournalProceedings of the Royal Society B Biological Sciences·TypeObservational study·DateJul 9, 2024
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.

Stem cell-derived therapy shows promise against treatment-resistant liver cancer

Researchers at University of California San Diego have found that genetically modified NK-cell therapy can effectively target and treat hepatocellular carcinoma, a highly treatment-resistant form of solid tumor. The therapy works by disabling the inhibitory protein TGF-β, allowing immune cells to kill cancer more efficiently.

SourceUniversity of California - San Diego·JournalCell Stem Cell·DateJul 9, 2024

LA County faces dual challenge: Food insecurity and nutrition insecurity

A USC Dornsife study finds that nearly one in four LA County residents experience food insecurity, while almost half with nutrition insecurity do not report food insecurity, highlighting the need for addressing both issues to improve access and address barriers to healthy diets.

SourceUniversity of Southern California·JournalJournal of Nutrition·TypeSurvey·DateJul 9, 2024

How a plant app helps identify the consequences of climate change

Researchers used Flora Incognita data to identify plant rhythms and ecological patterns year-round. The algorithm accounts for user observational tendencies, revealing synchronized responses among plants and ecological shifts with the seasons.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalMethods in Ecology and Evolution·TypeData/statistical analysis·DateJul 9, 2024

Researchers introduce new method to fine-tune properties of layered transition metal dichalcogenides crystals

Researchers have developed a novel approach to manipulate inter-layer coupling strength in layered TMDs crystals, enabling fine-tuning of their physical properties. The method involves deliberately introducing fractional misalignment of adjacent layers, revealing the dualistic insulating nature of certain materials.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNature Communications·DateJul 9, 2024

Brain neurotransmitter receptor antagonist found to prevent opioid addiction in mice

A UCLA Health study discovered that suvorexant, an insomnia medication, blocks brain receptors for hypocretin and prevents opioid addiction in mice. The drug maintains behavioral alertness at lower doses than those inducing sleep. Further studies are needed to determine its effectiveness in humans with opioid use disorder.

SourceUniversity of California - Los Angeles Health Sciences·JournalNature Mental Health·DateJul 9, 2024
Apple iPhone 17 Pro

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

Dolls and trucks: Political right and left share some parenting beliefs

Activists from both the right and left agree that avoiding gender stereotypes is valuable for children. The study also found that many activists support parents following their child's lead, regardless of gender expression. However, there are differences in how each side approaches issues like gender identity and reproduction of inequa...

SourceUniversity of California - Los Angeles·JournalSocial Forces·DateJul 9, 2024

Researchers identify brain region involved in oxycodone relapse

Scripps Research scientists have identified the posterior paraventricular nucleus of the thalamus as a key brain region involved in stress-induced oxycodone relapse. Exposure to suvorexant, which blocks orexin signaling, reduced drug-seeking behavior and prevented relapse.

SourceScripps Research Institute·JournalJournal of Psychopharmacology·DateJul 9, 2024
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.

Hepatitis C leaves “scars” in immune cells even after successful treatment

Researchers found that the frequency of activated TREG cells remained elevated during treatment and continued to be high even after the virus was eliminated. Inflammatory features, such as increased TNF signaling, were sustained in TREG cells, indicating long-term immune system changes induced by the chronic infection.

SourceInstitute for Basic Science·JournalJournal of Hepatology·TypeExperimental study·DateJul 9, 2024

Water stored under artificial turf could make cities cooler and safer to play in

Researchers in the Netherlands have developed a self-cooling artificial turf system that stores rainwater under the surface, reducing surface temperatures by up to 35°C. This innovation makes sports fields safer for players and helps mitigate urban flooding, while also offering a durable and low-maintenance alternative to natural grass.

SourceFrontiers·JournalFrontiers in Sustainable Cities·TypeExperimental study·DateJul 9, 2024
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.

From winter's rest to spring's bloom: PmDAM6 gene steers plant bud dormancy

The PmDAM6 gene plays a crucial role in regulating plant bud dormancy, influencing lipid metabolism and phytohormone dynamics within dormant meristems. This study reveals the genetic orchestration of bud dormancy in woody perennials and offers new insights into the genetic control of this vital process.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateJul 9, 2024

Key electronic device developed for the massive arrival of 6G networks

Researchers at Universitat Autonoma de Barcelona have developed a telecommunications switch capable of operating at high frequencies with lower power consumption than current devices. The switch uses non-volatile material hBN, allowing it to activate its ON or OFF state with an electrical voltage pulse instead of a constant signal.

SourceUniversitat Autonoma de Barcelona·JournalNature Electronics·TypeExperimental study·DateJul 9, 2024
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.

A time crystal made of giant atoms

Scientists at Tsinghua University and TU Wien have created a time crystal made of giant Rydberg atoms, exhibiting spontaneous symmetry breaking and oscillating light absorption. This breakthrough deepens our understanding of the time crystal phenomenon, offering potential applications in sensors.

SourceVienna University of Technology·JournalNature Physics·TypeExperimental study·DateJul 9, 2024

How lasers and 2D materials could solve the world's plastic problem

A global research team has developed a way to break down plastics using lasers and 2D materials, creating a potential solution for the world's plastic problem. The process involves laying plastics on top of transition metal dichalcogenides and then lighting them up, resulting in the breakdown of molecules into their smallest parts.

SourceUniversity of Texas at Austin·JournalNature Communications·DateJul 9, 2024

Moving from the visible to the infrared: Developing high quality nanocrystals

Researchers have successfully developed mercury selenide and cadmium selenide nanocrystals that absorb and emit in the infrared spectrum, retaining desired properties of their parent CdSe nanocrystals. This breakthrough technology has potential to revolutionize molecular probing for imaging in biological systems.

SourceUniversity of Illinois Grainger College of Engineering·JournalNature Synthesis·DateJul 9, 2024

A treatment for anorexia nervosa?

A study published in Nature Communications has identified a neurological mechanism underlying anorexia nervosa and found a possible cure using donepezil, a medication increasing acetylcholine levels. Ongoing studies show positive results for patients with severe anorexia nervosa treated with low doses of donepezil.

SourceMcGill University·JournalNature Communications·DateJul 9, 2024
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-computer interface therapy for stroke survivors

A brain-computer interface therapy called RehabSwift has been shown to significantly enhance hand mobility in stroke survivors. Participants who used the system showed improvements in overall arm function, hand movement tests, reaction times, and hand strength after 18 sessions.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 9, 2024

New method for determining the exchange energy of 2D materials

Researchers have developed a new method to determine the exchange energy of 2D materials, which reveals the stability of their ferromagnetic properties. The study shows that molybdenum disulfide exhibits highly stable ferromagnetism, only about 10 times smaller than in iron.

SourceSwiss Nanoscience Institute, University of Basel·JournalPhysical Review Letters·TypeExperimental study·DateJul 9, 2024

Flavonoid fortune: citrus genes llluminate path to nutrient richness

Scientists have discovered six flavonoid 7-O-glucosyltransferase genes that play a crucial role in flavonoid glycosylation, enabling the creation of more nutritious and disease-resistant citrus varieties. This breakthrough could lead to an upgrade in citrus nutrition and health.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateJul 9, 2024

Pusan National University researchers propose backscatter communication technique for low-power internet of things communication

A research team at Pusan National University proposes a novel backscatter communication system that utilizes transfer learning and polarization diversity to achieve 40% energy efficiency gains compared to conventional systems. The system enables integrated sensing and communication technology, facilitating smart cities, efficient indus...

SourcePusan National University·JournalIEEE Internet of Things Journal·TypeExperimental study·DateJul 9, 2024

UCF biologist continues unraveling mystery of magnetic bacteria

A UCF biologist has compiled a database of animal DNA to study the presence of magnetic bacteria, which may aid in navigation and conservation. The database contains hundreds of millions of genetic sequences showing the presence of various types of magnetic bacteria.

SourceUniversity of Central Florida·JournalData in Brief·DateJul 9, 2024
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.

‘Unhealthy’ gut microbiome patterns linked to heightened risk of death after organ transplant

Research found that unhealthy gut microbiome patterns are associated with a heightened risk of death after solid organ transplant. The analysis revealed that the more the gut microbiome patterns diverge from those of the general population, the more likely they are to die sooner after their procedure. High numbers of certain bacterial ...

SourceBMJ Group·JournalGut·TypeObservational study·DateJul 9, 2024

Bacterial glitter

Researchers sequenced DNA of 87 structurally colored bacteria to identify genes responsible for their glittering structures. The findings could lead to environmentally friendly dyes and materials.

SourceFriedrich-Schiller-Universitaet Jena·JournalProceedings of the National Academy of Sciences·TypeNews article·DateJul 9, 2024

Whale remains tracked to highlight sustainable disposal benefits

A new study has found that tracking and disposing of whale remains offshore can have significant ecological benefits, including retaining nutrients within the marine ecosystem. The research used a 14m humpback whale as a test subject and successfully predicted its drift trajectory, allowing for more effective management of whale remains.

SourceGriffith University·JournalJournal of Marine Science and Engineering·DateJul 9, 2024

Detecting defects in tomorrow’s technology

Researchers investigate defects in 2D materials, finding that some can improve electrical conductivity and shedding light on a common defect related to missing chalcogen atoms. Understanding these defects is crucial for refining processes needed to create precise TMD-based semiconductors.

SourceDOE/Princeton Plasma Physics Laboratory·Journal2D Materials·DateJul 9, 2024
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.

Exemplar-based data generation and leaf-level analysis for phenotyping drought-stressed poplar saplings

Researchers developed a novel method combining computer vision and deep learning for drought-stressed poplar saplings, achieving 99% variety identification accuracy. The methods proposed hold significant potential for drought-resistant poplar screening and precise irrigation decision-making.

SourceNanjing Agricultural University The Academy of Science·JournalPlant Phenomics·TypeExperimental study·DateJul 9, 2024

Nerve damage from breast cancer treatment can be predicted

Researchers at Linköping University created a tool to predict risk of persistent side effects in breast cancer patients treated with taxane drugs. The model uses genetic characteristics to forecast the risk of nerve damage, which can be used to adapt treatment and improve patient outcomes.

SourceLinköping University·Journalnpj Precision Oncology·TypeObservational study·DateJul 9, 2024

Cracking open a tasty menu for captive marsupials to sink their teeth into

Ecologists investigate how difficult it is for Australian bettongs and potoroos to crack open hard foods, with results informing captive diet development. The research found that some seeds required over 1000 Newtons of force to crack, highlighting the animals' remarkable ability.

SourceFlinders University·JournalAustralian Mammalogy·TypeObservational study·DateJul 9, 2024
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.

New study reveals high rates of missed GP appointments among patients with ADHD

A new three-year study found that patients with ADHD are 60-90% more likely to miss appointments than the general population. The study, which analyzed data from 136 GP practices in Scotland, showed that 21% of children and adolescents with recorded ADHD missed at least one face-to-face appointment annually.

SourceUniversity of Bath·JournalPLOS Mental Health·TypeData/statistical analysis·DateJul 9, 2024

Global database reveals large gaps in our knowledge of four-footed animals

A global database of animals with four feet has identified significant gaps in tetrapod knowledge, including biases in biodiversity data. Researchers used artificial intelligence to predict missing data and improve the accuracy of ecology, evolution, and conservation studies.

SourcePLOS·JournalPLOS Biology·TypeComputational simulation/modeling·DateJul 9, 2024

Pigs are social but only dogs are attached

A study by Eötvös Loránd University found that domestication and human socialization alone are insufficient to trigger a human-analog attachment bond in companion animals. Dogs displayed specific behaviors typical of the attachment bond, unlike pigs, which did not exhibit these behaviors.

SourceEötvös Loránd University·JournalScientific Reports·DateJul 9, 2024

Active substance identified for the prevention of chlamydial infections

A scientific team has identified pentamidine as an active substance that can prevent chlamydial infections, even at low concentrations. The compound suppresses the growth of intracellular bacteria by inhibiting host cell metabolism, offering a promising alternative to existing treatments.

SourceMedical University of Vienna·JournalCell Reports Medicine·DateJul 9, 2024
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Nitrite-driven anaerobic ethane oxidation

A novel genus, Candidatus Alkanivoras nitrosoreducens, is described as potentially performing nitrite-driven anaerobic ethane oxidation. The study reveals a prospective fumarate addition pathway for anaerobic ethane oxidation and a complete denitrification pathway for nitrite reduction.

SourceEurasia Academic Publishing Group·JournalEnvironmental Science and Ecotechnology·TypeExperimental study·DateJul 9, 2024

Public health researchers detail way forward post-pandemic

Public health researchers detail seven steps to regain public trust after the COVID-19 pandemic, emphasizing the need for accountability, communication, and addressing climate change. The report highlights critical challenges such as politicization, data system updates, and workforce improvement.

SourceUniversity of Colorado Anschutz Medical Campus·JournalHealth Affairs·TypeCommentary/editorial·DateJul 9, 2024

How to differentially improve the cultivated land quality in China?

The study evaluated cultivated land quality in China, identifying trends in suitability, contiguity, resilience, and ecological stress. It proposed goals for improving cultivated land quality and constructed a differentiated path to achieve synergies among food security and environmental protection

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeExperimental study·DateJul 9, 2024

‘Sacrifice’ of virus data clears the path to open a disease discovery pipeline

A new software platform has been developed to investigate viral genomes of the world, revealing unique viruses that may impact human health and exacerbate conditions like irritable bowel disease. The 'Hecatomb' project also provides a robust method for identifying viruses in all animals, plants, and environments.

SourceFlinders University·JournalGigaScience·TypeExperimental study·DateJul 9, 2024
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.

Empowering Ugandan female youth with self-esteem, self-efficacy, and gratitude using Transcendental Meditation

A study found that Transcendental Meditation increases self-esteem, self-efficacy, and gratitude in Ugandan female youth while decreasing tiredness and excessive alcohol use. The technique improved their mental and physical health, as well as relationships with family and community members.

SourceMaharishi International University·JournalHealth Care For Women International·TypeExperimental study·DateJul 9, 2024

Life underground suited new dinosaur fine

The newly discovered dinosaur Fona shares anatomical features with burrowing animals and has preserved fossils in a manner that suggests it spent time underground. The species' small size and fragile bones are often found in bundles, indicating that it likely buried itself to escape predators.

SourceNorth Carolina State University·JournalThe Anatomical Record·TypeObservational study·DateJul 9, 2024

Novel strategy stabilizes zinc-ion batteries

Researchers developed a strategy to stabilize zinc-ion batteries by evaluating the highest occupied molecular orbital (HOMO) energy level of molecules. The approach led to improved stability and reversibility with inhibited zinc dendrite growth and side-reactions.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalEnergy Storage Materials·DateJul 9, 2024
Meta Quest 3 512GB

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

Progress in development of a new high-tech kidney disease urine test

Researchers have developed a novel metasurface platform with aggregation induced emissions (AIE) biosensors to enhance human serum albumin detection in urine tests. The system improves readings and reduces consumption, making large-scale surveys more accessible.

SourceFlinders University·JournalAdvanced Optical Materials·TypeExperimental study·DateJul 9, 2024

Building materials for water-rich planets in the early solar system

Research led by Heidelberg University reveals that small water-rich astronomical bodies in the early solar system supplied building materials for planets, including the Earth. These planetesimals brought water to Earth through their thermal evolution and point of origin.

SourceHeidelberg University·JournalScientific Reports·DateJul 9, 2024

Trust, more than knowledge, critical for acceptance of fully autonomous vehicles

A recent study by Washington State University researchers found that trust in autonomous vehicles' reliability and performance plays a crucial role in improving perceptions of the technology's risk. Knowledge alone is insufficient to sway people's attitudes toward complex technology like autonomous vehicles.

SourceWashington State University·JournalJournal of Risk Research·DateJul 9, 2024