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Science News Archive December 2024 - Page 38


Page 38 of 39

Deep-sea marvels: How anglerfish defy evolutionary expectations

A groundbreaking study reveals how anglerfish evolved extraordinary traits, including bioluminescent lures and large oral gapes, to exploit scarce resources in the bathypelagic zone. Despite environmental challenges, anglerfish achieved high levels of phenotypic disparity, suggesting a capacity for adaptive radiation.

SourceRice University·JournalNature Ecology & Evolution·DateDec 2, 2024

Black students are punished more often, ‘no matter how you slice it’

A recent study found that Black students are 3.6 times more likely to be suspended out of school than their white peers, with even greater disparities in alternative schools. The researchers also discovered that wealthier schools with fewer free lunch recipients had the most disparate experiences.

SourceUniversity of California - Berkeley·JournalAmerican Educational Research Journal·TypeData/statistical analysis·DateDec 2, 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.

Plastic fantastic: Green, strong and edible

Researchers created a biodegradable composite plastic using bacteria-friendly polymers and natural crystals, making it strong, edible and cheap to produce. The material has industrial potential and can be used to manufacture various products, including airplanes and cars.

SourceWeizmann Institute of Science·DateDec 2, 2024

Critical evaluation of transit policies in Lima, Peru

A study of Lima's transit policies reveals that bus reform led to overcrowding, higher fares, and increased car ownership, undermining the city's environmental goals. Rail rapid transit, however, has proven effective in reducing CO2 emissions and alleviating congestion.

SourceBeijing Institute of Technology Press Co., Ltd·JournalGreen Energy and Intelligent Transportation·TypeExperimental study·DateDec 2, 2024

Transformation of chemical ordering and configuration entropy in quaternary CrxTi0.75Mo0.75V1.5−xAlC2 MAXs system

Researchers have discovered a series of CrxTi0.75Mo0.75V1.5−xAlC2 MAXs that exhibit unprecedented structure transitions and increased configurational entropy. The new materials show improved mechanical, electrical, and thermal properties, including high Vickers hardness and low thermal conductivity.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateDec 2, 2024

New study details why aging cells struggle to heal

A new study published in Nature Aging details the changes in muscle regeneration over time, finding that immune cells exhibit differences in abundance and reaction time between age groups. The research also identifies altered stem cell states, leading to discoordination in the process of muscle repair in older mice.

SourceCornell University·JournalNature Aging·DateDec 2, 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.

Stereotypes matter: Computer science needs better role models

A new study reveals that children's awareness of famous computer scientists is dominated by white men, with few women and people from diverse backgrounds represented. The researchers argue that this lack of diversity limits the relevance and usefulness of computer science for underrepresented communities.

SourceUniversity of Reading·JournalOxford Review of Education·TypeSurvey·DateDec 2, 2024

Smallest walking robot makes microscale measurements

The team's achievement marks a significant advance in robotics, allowing for maneuverable robots that can perform up-close imaging and measure forces at the scale of some body's smallest structures. The new diffractive robots are tiny, measuring 5 microns to 2 microns, and can be controlled by magnetic fields to move independently.

SourceCornell University·JournalScience·DateDec 2, 2024

Who should contribute to decisions about health care space design?

A new commentary by Boston University School of Medicine suggests that decisions about health care structures and spaces should be made by a diverse group of stakeholders. The proposed working group includes clinicians, patient advocates, community leaders, certified healthcare architects, and non-clinical staff. This approach aims to ...

SourceBoston University School of Medicine·TypeCommentary/editorial·DateDec 2, 2024
Apple iPhone 17 Pro

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

UBCO researchers engineer DNA to mimic biological catch bonds

Researchers have developed an artificial adhesion system that closely mimics natural biological interactions, enabling precise control over its strength under varying forces. The innovative 'fish-hook' bond has vast potential in materials science and medicine, inspiring responsive materials and force-sensitive drug delivery systems.

SourceUniversity of British Columbia Okanagan campus·JournalNature Communications·TypeExperimental study·DateDec 2, 2024

Scientists predict bright future for ash waste

A study published in Separation and Purification Technology suggests that fly ash can be repurposed for water treatment applications, offering a sustainable solution to environmental concerns. The authors review the literature on fly ash and identify its potential as a low-cost, lightweight material for crafting ceramic membranes.

SourceUniversity of Sharjah·JournalSeparation and Purification Technology·TypeSystematic review·DateDec 2, 2024

Turkey vultures indicate rodenticide prevalence near Los Angeles, California, despite state-wide bans

A study published in the Journal of Raptor Research found that turkey vultures in southern California are still exposed to anticoagulant rodenticides, even with recent bans in place. The researchers recommend continued monitoring and adherence to legislation regarding rodenticide use.

SourceRaptor Research Foundation·JournalJournal of Raptor Research·TypeData/statistical analysis·DateDec 2, 2024

Evaluation of the phytochemical and medicinal value of lemongrass (Cymbopogon citratus), by conversion into powders and extracts to develop a nutritional bakery product

The study found that lemongrass powder significantly increased the fiber and mineral content of wheat flour-based biscuits. The powder's phytochemical extracts also boosted the biscuits' antioxidant activity. Optimal levels of lemongrass powder were determined to be 2.5% for taste, flavor, and overall acceptability.

SourceXia & He Publishing Inc.·JournalFuture Integrative Medicine·DateDec 2, 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.

Pioneering digital twin model elevates lithium-ion battery performance and safety

A new digital twin model for lithium-ion batteries has been developed, offering enhanced simulation accuracy and real-time monitoring capabilities. The model demonstrates exceptional performance in simulating terminal voltage and shell temperature, with minimal mean absolute errors.

SourceBeijing Institute of Technology Press Co., Ltd·JournalGreen Energy and Intelligent Transportation·TypeExperimental study·DateDec 2, 2024

UCalgary scientists help solve a problem in the developing world

A team of UCalgary researchers, led by Dr. Anthony Schryvers, has developed a new vaccine to protect cattle from hemorrhagic septicemia, a deadly bacterial disease that destroys livestock and livelihoods. The vaccine is designed with a long-lasting immune response and has been patented.

SourceUniversity of Calgary·DateDec 2, 2024

To build better fiber optic cables, ask a clam

Researchers discovered that heart cockle shells have translucent areas with hair-thin strands that deliver specific wavelengths of light into the bivalves' tissues. This natural system filters out bad wavelengths and channels in optimal wavelengths for photosynthesis, benefiting the clams' symbiotic algae.

SourceDuke University·JournalNature Communications·TypeImaging analysis·DateDec 2, 2024

Ultrafast dissociation of molecules studied at BESSY II

Scientists visualized the ultrafast dynamics of molecule dissociation using a new analytical method at BESSY II. The results show that lighter atom groups are ejected first, followed by heavier fragments. This process unfolds rapidly, similar to a 'molecular catapult' effect.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalThe Journal of Physical Chemistry Letters·TypeExperimental study·DateDec 2, 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.

Call for papers

This special issue aims to present the latest advancements in 3D reconstruction and generation technologies, focusing on virtual/augmented reality, gaming, film production, and more. The topics cover key techniques for fostering breakthroughs and addressing critical problems within this domain.

SourceHigher Education Press·DateDec 2, 2024

Countertop workers exposed to serious lung disease

A growing number of engineered stone countertop workers are developing silicosis, a long-term lung disease caused by inhaling crystalline silica dust. The disease can lead to respiratory failure, increased risk of infection, and chronic obstructive pulmonary disease.

SourceRadiological Society of North America·DateDec 2, 2024

Synergistic damage behavior of He ion irradiation and molten salt corrosion in SiC at 750 °C

Researchers have identified the synergistic effect of He ion irradiation and molten salt corrosion on silicon carbide (SiC) materials, revealing a key mechanism for the corrosion process. The study provides essential data for safe use of SiC in MSR reactors and offers fundamental insights for developing SiC fiber-reinforced composites.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateDec 2, 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.

Cosmetic dermatology in the digital age

The digital age is transforming cosmetic dermatology, with technologies like AI and telehealth pushing boundaries. However, challenges arise from social media's influence on skin advice and the need for in-person exams to ensure patient safety.

SourceBoston University School of Medicine·JournalJournal of Clinical Medicine·TypeCommentary/editorial·DateDec 2, 2024

ESMO Immuno-Oncology Congress 2024: Event announcement

The ESMO Immuno-Oncology Congress 2024 will present key findings on new therapeutic opportunities and management of treatment-related toxicities. Leading experts will share their research advancements in the rapidly evolving field of immuno-oncology.

SourceEuropean Society for Medical Oncology·DateDec 2, 2024

Sir Gustav Nossal Professor of Immunology to honor giant of Australian science

A prestigious professorship in immunology has been established at the Walter and Eliza Hall Institute, continuing Sir Gustav Nossal's groundbreaking work on immune tolerance. The position aims to nurture new generations of researchers and advance understanding of immune diseases such as lupus and rheumatoid arthritis.

SourceWalter and Eliza Hall Institute·DateDec 2, 2024

Pregnancy enhances natural immunity to block severe flu

Researchers at McGill University have discovered that pregnancy enhances the body's natural immunity to block severe flu infection. By activating a powerful molecule in the nasal cavity, pregnant women may benefit from stronger antiviral defenses against the Influenza A virus.

SourceMcGill University·JournalScience Advances·TypeExperimental study·DateDec 2, 2024

Clay minerals: Researchers observe for the first time how sediment particles align during deposition

A research team from Martin Luther University Halle-Wittenberg observed how sediment particles align during deposition in real-time using state-of-the-art technology. They found that clay particles adopt a certain orientation very early on, contradicting a common hypothesis about the alignment of clay particles.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalCommunications Earth & Environment·TypeObservational study·DateDec 2, 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.

A novel data-fusion-model SOH estimation method of Li-ion battery

A novel data-fusion-model method accurately estimates the state of health (SOH) of Li-ion battery packs based on partial charging curve. The proposed method capitalizes on charging data to track degradation trends, achieving accurate SOH estimation with maximum errors less than 1.5%.

SourceBeijing Institute of Technology Press Co., Ltd·JournalGreen Energy and Intelligent Transportation·TypeExperimental study·DateDec 2, 2024

How did human brains get so big? The answer could be in our gut

A Northwestern University study found that gut microbes from large-brain primate species, such as humans and squirrel monkeys, can increase energy production in mice, while those from small-brain species like macaques store more energy as fat. This suggests a link between the microbiota and brain evolution.

SourceNorthwestern University·JournalMicrobial Genomics·TypeExperimental study·DateDec 2, 2024

New method discovered for controlling molecular patterns on liquid droplets

Researchers from Bar-Ilan University have uncovered a previously unknown phenomenon that enables precise control over molecular patterns on liquid droplet surfaces. The discovery, which involves a transformation between two types of structural defects, has broad implications for technologies such as vaccine design and nanoengineering.

SourceBar-Ilan University·JournalPhysical Review Research·DateDec 2, 2024

How a middle schooler found a new compound in a piece of goose poop

A middle schooler's unique sample of goose poop contained a bacterium with antibiotic activity, yielding a novel compound orfamide N that inhibits human melanoma and ovarian cancer cell growth. The discovery highlights the potential for combined educational outreach and natural product research.

SourceAmerican Chemical Society·JournalACS Omega·DateDec 2, 2024

Unveiling a century of stress and deformation: Insights from Kīlauea Volcano’s 1975 earthquake

The study discovered significant alterations in the region's state of stress and deformation following the 1975 Kalapana earthquake. The researchers found that Kīlauea's south flank experienced greater displacement prior to the earthquake, pointing to changes in mechanical properties influencing seismic activity.

SourceUniversity of Hawaii at Manoa·JournalJournal of Geophysical Research Solid Earth·TypeComputational simulation/modeling·DateDec 2, 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.

Researchers demonstrate self-assembling electronics

A new technique has been demonstrated for self-assembling electronic devices, enabling faster and less expensive production. The method uses a directed metal-ligand reaction to create semiconductor materials with tunable properties.

SourceNorth Carolina State University·JournalMaterials Horizons·TypeExperimental study·DateDec 2, 2024

Newer antiseizure drugs safe for pregnancy, Stanford Medicine-led study shows

A large multisite study found that two common antiseizure medications, lamotrigine and levetiracetam, are safe to use during pregnancy, with no statistically significant differences in cognitive and psychosocial outcomes at age 6. The study confirms these drugs offer a safe alternative to older antiseizure medications like valproate.

SourceStanford Medicine·JournalJAMA Neurology·TypeObservational study·DateDec 2, 2024

Study details surprising biological mechanisms underlying severe COVID-19

A study by Weill Cornell Medicine researchers found that SARS-CoV-2 virus infection causes significant damage to mitochondria in infected cells, leading to an overactive renin-angiotensin-activation-system (RAAS) and associated blood clotting. This damage contributes to the multi-organ damage seen in severe COVID-19.

SourceWeill Cornell Medicine·JournalProceedings of the National Academy of Sciences·DateDec 2, 2024

The high-resolution occultation data from China’s Tianwen-1 probe is first used to study internal gravity waves in the Martian atmosphere

Researchers used Tianwen-1's occultation data to study internal gravity waves in the Martian atmosphere, finding they have small-scale vertical wavelengths and propagate almost vertically. The study provides critical insights into atmospheric dynamics on Mars, guiding global models and advancing understanding of planetary environments.

SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalEarth and Planetary Physics·DateDec 2, 2024
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.

Enterococcus helps E. coli ‘armor up’ in dog, poultry co-infections

A new study finds that Enterococcus faecalis produces protective capsular slime when present with certain strains of pathogenic Escherichia coli, making E. coli more resistant in low-iron environments. This discovery could lead to the development of targeted therapies for specific dog and poultry infections.

SourceNorth Carolina State University·JournalPLOS ONE·TypeExperimental study·DateDec 2, 2024

Study finds adolescent suicidal behavior is significantly associated with externalizing behaviors and violence exposure

A new study published in the American Journal of Preventive Medicine finds significant associations between suicidal behavior and externalizing behaviors, as well as violence exposure among US high school students. The study's authors suggest that stronger firearm protections are needed to protect youth health.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateDec 2, 2024

Higher ratio of plant protein to animal protein may improve heart health

A higher ratio of plant-based protein to animal-based protein may significantly lower the risk of cardiovascular disease and coronary heart disease. Consuming more plant protein overall, combined with a higher plant-to-animal protein ratio, provides the most heart health benefits.

SourceHarvard T.H. Chan School of Public Health·JournalAmerican Journal of Clinical Nutrition·TypeObservational study·DateDec 2, 2024
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.

Researchers create a new organoid with all key pancreas cells

Scientists have developed a new organoid that includes all three key cell types in the pancreas, allowing for a clearer understanding of its early development. The research discovered a new stem cell type that can develop into these cells, and found differences between human and mouse pancreatic development.

SourceHubrecht Institute·JournalCell·TypeExperimental study·DateDec 2, 2024

In “world’s bonobo stronghold” rangers and pristine forest sustain a stable population

Scientists conducted a 20-year study in Salonga National Park to estimate the bonobo population, finding 8,000-18,000 adult bonobos. The research highlights the effectiveness of park rangers and specific factors such as primary forest cover and cultural practices in conserving the endangered species.

SourceMax Planck Institute of Animal Behavior·JournalInternational Journal of Primatology·TypeObservational study·DateDec 2, 2024

Hidden fat predicts Alzheimer’s 20 years ahead of symptoms

Researchers have discovered a specific type of body fat linked to abnormal proteins in the brain that are hallmarks of Alzheimer's disease. Higher levels of visceral fat were found to be associated with increased amyloid accumulation and higher PET levels of hallmark pathologic proteins.

SourceRadiological Society of North America·DateDec 2, 2024

A cause of hyperinflammatory response in lethal COVID-19 identified

A team of researchers discovered a novel cause of cytokine storm in fatal COVID-19 cases, linking the renin-angiotensin-aldosterone system (RAAS) to the hyperinflammatory response. This finding holds potential for identifying patients at risk and developing targeted interventions.

SourceJohns Hopkins Medicine·JournalProceedings of the National Academy of Sciences·DateDec 2, 2024
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.

NTU Singapore’s Gaia wins UNESCO’s grand prize for architecture and design

Gaia clinched the top award after making the shortlist with five other world-class university buildings. NTU is a pioneer in sustainable building technologies, advancing the use of Mass Engineered Timber (MET) for tropical climates and inspiring a global shift toward eco-conscious building technologies.

SourceNanyang Technological University·TypeNews article·DateDec 2, 2024

Backyard chickens are here to stay

Australian backyard chicken owners view their chooks as a blend of pet and livestock, prioritizing utility and trustworthiness. However, participants were unlikely to seek veterinary care due to cost concerns.

SourceUniversity of Adelaide·JournalAnthrozoös·TypeSurvey·DateDec 2, 2024

Reveals the regional differences in Earth upper atmosphere response to the May 2024 superstorm

Researchers analyzed ground-based and satellite observations to study the impact of thermospheric composition, density, temperature, and dynamic processes on ionospheric behavior during the superstorm. Markedly different features occurred in the ionosphere between northern and southern hemispheres across American and Asian sectors.

SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalEarth and Planetary Physics·DateDec 2, 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.

A new biomarker helps detect kidney fibrosis in transplant patients without invasive procedures

Researchers have identified a simpler and more accessible alternative to diagnosing kidney fibrosis in transplant patients: measuring vitronectin levels in urine. The study found that vitronectin levels were significantly higher in patients with fibrosis, and combining this measurement with traditional urine tests improved accuracy.

SourceGermans Trias i Pujol Research Institute·JournalJournal of Translational Medicine·TypeObservational study·DateDec 2, 2024

All people are unique – also in the gut

A new study found that changes in the gut environment influence the composition and activity of gut bacteria. The study involved swallowing a capsule with pH sensors through breakfast, revealing unique gut environments and travel times among individuals. This may help explain individual differences in digestion, nutrient uptake, and bo...

SourceUniversity of Copenhagen - Faculty of Science·JournalNature Microbiology·TypeRandomized controlled/clinical trial·DateDec 2, 2024