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Science News Archive August 2024 - Page 21


Page 21 of 38

Blind cavefish have extraordinary taste buds

Researchers found that blind cavefish develop more taste buds on their head and chin, particularly after 18 months of age. This adaptation is thought to be an adaptive trait, allowing the fish to better detect food sources like bat guano.

SourceUniversity of Cincinnati·JournalCommunications Biology·TypeData/statistical analysis·DateAug 15, 2024

New microscope offers faster, high-resolution brain imaging

Researchers developed a new two-photon fluorescence microscope that captures high-speed images of neural activity at cellular resolution, providing insights into brain function and neurological diseases. The microscope uses an adaptive sampling scheme to image neurons in real time, reducing damage to brain tissue.

SourceOptica·JournalOptica·DateAug 15, 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.

Georgia State discovery provides insight Into behavior of electrons

A team of researchers has discovered novel and unexpected phenomena when studying fractional quantum Hall effects in flatland systems. By applying a supplementary current to high mobility semiconductor devices, they were able to explore new non-equilibrium states of these quantum systems and reveal entirely new states of matter.

SourceGeorgia State University·JournalCommunications Physics·DateAug 15, 2024

Groundbreaking precision in single-molecule optoelectronics

Researchers achieved precise control over photoreactions at the atomic level using localized surface plasmons, enabling reversible switching of single organic molecules on a silicon surface. The team also demonstrated tunable optoelectric functions through atomic-level molecular modification.

SourceFritz Haber Institute of the Max Planck Society·JournalNature Communications·DateAug 15, 2024
Apple iPhone 17 Pro

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

New brain-computer interface allows man with ALS to ‘speak’ again

Researchers developed a new brain-computer interface that translates brain signals into speech with up to 97% accuracy, enabling a man with amyotrophic lateral sclerosis (ALS) to communicate with friends and family. The system was tested in real-time conversations with continuous updates, achieving high word accuracy rates.

SourceUniversity of California - Davis Health·JournalNew England Journal of Medicine·DateAug 14, 2024

Impact of 700 years of Inuvialuit subsistence hunting on beluga whales

A team analyzed 45 zooarchaeological remains and compared findings with contemporary data to assess the effect of sustained subsistence harvests on beluga genetic diversity, population structuring, and foraging ecology. The study found no significant changes in genetic diversity or population structuring over time.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalProceedings of the National Academy of Sciences·DateAug 14, 2024

New mechanism of action kills cancer cells

Researchers have discovered a cobalt complex that triggers ferroptosis in tumor cells, slowing down microtumor growth. The substance has shown promise as an alternative to conventional chemotherapeutic agents but requires further development and targeting of healthy cells.

SourceRuhr-University Bochum·JournalAngewandte Chemie International Edition·DateAug 14, 2024

Decoding the world’s largest animal genome

Researchers have sequenced the lungfish genome, which is 90 billion bases long and breaks all records for size. The study reveals that autonomous transposons are responsible for the genomic expansion, but surprisingly, the genome remains stable despite its enormous size.

SourceUniversity of Konstanz·JournalNature·DateAug 14, 2024

Severe menopause symptoms may take toll on brain health

A new study published in Menopause suggests that severe menopause symptoms such as hot flashes can negatively affect cognitive function in postmenopausal women. The study found a link between hot flashes and cognitive impairment in memory, attention, and executive function.

SourceThe Menopause Society·JournalMenopause·TypeObservational study·DateAug 14, 2024
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Fracking frenzy in India: A water crisis in the making?

A recent study by the University of Surrey highlights the need for stricter regulations in India's fracking industry due to its unique water risks. The study identifies four key fracking-specific water issues that require urgent attention to prevent environmental disasters.

SourceUniversity of Surrey·JournalEnvironmental Law Review·DateAug 14, 2024

The American Ornithological Society (AOS) announces its 2024 award winners for achievements in ornithological research, service, conservation, and publication

The American Ornithological Society has announced its 2024 award winners in recognition of outstanding contributions to the scientific study and conservation of birds. Juan Carlos Reboreda and René Duckworth were awarded for their significant work on behavioral ecology, conservation, and evolutionary changes in bird behavior.

SourceAmerican Ornithological Society Publications Office·DateAug 14, 2024

Surprising mechanism of lupus kidney damage identified

A Berlin-led research team has discovered that a small population of immune cells called innate lymphoid cells (ILCs) trigger severe kidney inflammation in patients with lupus. ILCs, which are present in the kidneys, amplify organ damage when activated by NKp46 receptors.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalNature·TypeExperimental study·DateAug 14, 2024

In subdivided communities cooperative norms evolve more easily

Researchers used supercomputer simulations to study the evolution of social norms in subdivided communities. They found that these communities facilitate the emergence and stability of cooperative norms, which are essential for sustained cooperation.

SourceMax-Planck-Gesellschaft·JournalProceedings of the National Academy of Sciences·DateAug 14, 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.

Researchers unveil mysteries of ancient Earth

A Rice-led team studied massif-type anorthosites to understand their formation, revealing they likely originated from melting of subducted oceanic crust beneath convergent continental margins. The research provides new insights into Earth's thermal and tectonic evolution and chronicles the physical evolution of our planet.

SourceRice University·JournalScience Advances·DateAug 14, 2024

New insights into neural circuit imaging: A comparison of one-photon and two-photon techniques

A recent study by Harvard University researchers compares the effectiveness of one-photon (1P) versus two-photon (2P) voltage imaging in neural circuits. The study found that 2P excitation requires approximately 10,000 times more illumination power per cell compared to 1P excitation, posing significant challenges for 2P voltage imaging.

SourceSPIE--International Society for Optics and Photonics·JournalNeurophotonics·DateAug 14, 2024

Historic map reveals how mussel farm is bringing shellfish reefs back to the seabed

A UK-based study reveals that an offshore mussel farm is reviving shellfish reefs off the English south coast, a process previously unseen in 150 years. The research found mussels deposited on the seabed create habitats for commercially important species like European lobsters and brown crabs.

SourceUniversity of Plymouth·JournalScience of The Total Environment·TypeObservational study·DateAug 14, 2024
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.

Work-related stress may increase the risk of an irregular heart rhythm

A new study found that job strain and effort-reward imbalance at work increase the risk of developing atrial fibrillation, an abnormal heart rhythm. The research suggests that recognizing and addressing psychosocial stressors at work can foster healthy environments.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateAug 14, 2024

Children’s Hospital of Philadelphia researchers find possible inaccuracies in crash-reported child passenger injuries

A study by Children's Hospital of Philadelphia researchers found discrepancies between crash reports and hospital data, suggesting incomplete or inaccurate pictures of child passenger safety. The findings emphasize the importance of enhancing injury data quality to assess transportation safety strategies.

SourceChildren's Hospital of Philadelphia·JournalAmerican Journal of Preventive Medicine·TypeSystematic review·DateAug 14, 2024

People with COPD, asthma have higher risk of health problems from increased wildfire activity, smoke

A new perspective article highlights the impact of wildfires on individuals with COPD and asthma. The five-part Population Health Approach, developed by the University of California, Davis Health, identifies high-risk patients and provides interventions to mitigate poor air quality's negative effects.

SourceCOPD Foundation·JournalChronic Obstructive Pulmonary Diseases Journal of the COPD Foundation·DateAug 14, 2024

How bread dough gave rise to civilization

A study by the Open Wild Wheat Consortium explains how Aegilops tauschii, a wild grass, contributed to the genetic diversity of bread wheat, enabling its rapid spread across different climates. This hybridization event allowed humans to settle down and form societies.

SourceJohn Innes Centre·JournalNature·DateAug 14, 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.

Exploring the structures of xenon-containing crystallites

Scientists have successfully characterized the structures of multiple xenon compounds using 3D electron diffraction. The technique allows researchers to discover the structures of challenging noble gas compounds that were previously difficult to handle and characterize.

SourceAmerican Chemical Society·JournalACS Central Science·DateAug 14, 2024

Lake Erie walleye growth is driven by parents’ size, experience

A new study found that Lake Erie walleye growth is influenced more by the size and experiences of their parents than by recent environmental conditions. The study analyzed data from 1982 to 2015 and found that cold winters and larger mothers were associated with faster growth in offspring.

SourceOhio State University·JournalJournal of Animal Ecology·DateAug 14, 2024

New study reveals loophole in digital wallet security—even if rightful cardholder doesn’t use a digital wallet

Researchers at UMass Amherst discovered a vulnerability in digital wallet security that can be exploited by malicious actors even if the rightful cardholder doesn't use a digital wallet. The study found that banks prioritize convenience over security, leaving users' credit cards susceptible to unauthorized transactions.

SourceUniversity of Massachusetts Amherst·TypeComputational simulation/modeling·DateAug 14, 2024

Microscopic packets could deliver diabetes-preventing therapeutics

Texas A&M researchers are investigating the use of extracellular vesicles to deliver immune-suppressing proteins, potentially reducing the immune system's attack on insulin-producing beta-cells. The goal is to develop a novel treatment for type 1 diabetes, which currently has only lifelong insulin therapy as an approved option.

SourceTexas A&M University·DateAug 14, 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.

Researchers show that computer chips have the potential to become even smaller

Researchers at the Paul Scherrer Institute have improved the resolution of a process known as photolithography, enabling the creation of even denser circuit patterns. This breakthrough could lead to more powerful and compact computers, with potential applications in autonomous driving, artificial intelligence, and 5G standard.

SourcePaul Scherrer Institute·JournalNanoscale·TypeExperimental study·DateAug 14, 2024

Lewis-base ligand optimized electrolyte composition, reconstructing interface hydrogen-bond network, enhancing CO2 electrolysis performance

The study proposes regulating the electrode-electrolyte interface using Lewis-base ligand molecules to enhance CO2 electrolysis. The addition of ethylenediaminetetraacetic acid molecules and similar ligands reconstructs the cation solvation shell and reshapes the interface hydrogen-bond network, boosting performance.

SourceScience China Press·JournalNational Science Review·DateAug 14, 2024

Candidate malaria vaccine provides lasting protection in NIH-sponsored trials

A malaria vaccine candidate has demonstrated sustained protection against parasite infection and clinical malaria over two years without a booster dose. The vaccine significantly protected women from malaria in pregnancy, offering new strategies to prevent the disease in vulnerable populations.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalThe Lancet Infectious Diseases·DateAug 14, 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.

Climate reporting standards insufficient, must be expanded, say Oxford net zero experts

A new study by the University of Oxford recommends expanding climate reporting standards to capture companies' wider impact on global net zero. This includes their product power, purchasing power, and political influence. The goal is to incentivize systemic change through products, purchases, and policy lobbying.

SourceTaylor & Francis Group·JournalCarbon Management·TypeCommentary/editorial·DateAug 14, 2024

Giant fossil seeds from Borneo record ancient plant migration

Researchers discovered large fossil beans in Indonesian Borneo, indicating the ancestors of black bean trees migrated from Asia to Australia during tectonic plate collision. The findings provide first macrofossil evidence of a plant lineage moving from Asia into Australia.

SourcePenn State·JournalInternational Journal of Plant Sciences·TypeObservational study·DateAug 14, 2024

Anti-ageing and increased mental capacity through cannabis

Researchers found that low-dose cannabis administration can reverse brain aging and boost cognitive abilities by regulating the protein switch mTOR. The study suggests a dual effect of THC on mTOR activity and the metabolome, leading to an anti-aging and cognition-enhancing drug.

SourceUniversitatsklinikum Bonn·JournalACS Pharmacology & Translational Science·DateAug 14, 2024

Large study confirms significant frequency of undetected responsiveness in severe brain injury

A recent study published in the New England Journal of Medicine found that one-fourth of patients in a coma or vegetative state showed clear signs of cognitive function on brain scans despite being unable to move or speak. This significant frequency of undetected responsiveness suggests that many seemingly unconscious patients may be a...

SourceWeill Cornell Medicine·JournalNew England Journal of Medicine·DateAug 14, 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.

Good news for people with MS—COVID-19 vaccine not tied to relapse

A new study published in Neurology found that COVID-19 vaccination does not increase the risk of relapse in people with multiple sclerosis. However, participants with high MS activity and those who received booster doses did show a small increased risk, especially if they were not taking disease-modifying treatments.

SourceAmerican Academy of Neurology·JournalNeurology·DateAug 14, 2024

Larger teams in academic research worsen career prospects, study finds

A new study by Donna Ginther suggests that larger team sizes in academic research negatively impact career prospects. The research found that as the number of authors on papers increases, it becomes harder to discern individual contributions and give credit, affecting job opportunities and research funding.

SourceUniversity of Kansas·JournalNature Biotechnology·TypeMeta-analysis·DateAug 14, 2024
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Fear of appearing prejudiced can inhibit accurate performance feedback to women

A study published in the Journal of Business and Psychology found that evaluators who feel social pressure to avoid exhibiting prejudice deliver more positive feedback to women, even if it means holding them back from growth opportunities. This 'protective paternalism' can ultimately hinder career advancement.

SourceWashington State University·JournalJournal of Business and Psychology·DateAug 14, 2024

Baroreceptor-inspired microneedle skin patch for pressure-controlled drug release

The baroreceptor-inspired microneedle skin patch delivers precise and controlled drug release in response to finger touching, significantly enhancing the precision and effectiveness of treatment. Experiments using Cy3 dye and insulin as model drugs demonstrated improved delivery efficacy compared to passive methods.

SourceBMEF (BME Frontiers)·JournalBME Frontiers·TypeExperimental study·DateAug 14, 2024

Hydrometeorology and location affect hospitalizations for waterborne infectious diseases in the US

A study published in PLOS Water found associations between weather, geographic location, and urban/rural settings with waterborne infectious disease hospitalizations. Hospitalization rates were higher for enteric and biofilm-forming bacterial pathogens in areas using groundwater, while precipitation increased parasitic infections.

SourcePLOS·JournalPLOS Water·TypeObservational study·DateAug 14, 2024
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.

First-of-its-kind vaccine expands malaria protection for pregnant women

A new vaccine has shown to protect mothers from malaria during pregnancy and for up to two transmission seasons without booster doses. The vaccine was well-tolerated and safe for both the mothers and their offspring, with no differences in adverse events compared to placebo.

SourceSanaria Inc.·JournalThe Lancet Infectious Diseases·TypeRandomized controlled/clinical trial·DateAug 14, 2024

Resistance to the main drugs used in Brazil against Leishmania is found in parasite infecting cutaneous leishmaniasis patient

Researchers found a Leishmania amazonensis strain resistant to amphotericin B, a widely used treatment for cutaneous leishmaniasis. The study highlights the urgent need for alternative drugs to combat the disease, which affects over 15,000 people in Brazil annually.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalPLOS Neglected Tropical Diseases·DateAug 14, 2024

Patterns of intelligence

Researchers identify neural basis for abstraction and inference processes in the human brain, showing coordinated brain cell activity represents learned knowledge. The study used artificial intelligence to extract relevant responses from thousands of brain cells.

SourceCedars-Sinai Medical Center·JournalNature·TypeRandomized controlled/clinical trial·DateAug 14, 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.

Racial, economic barriers hinder access to medicine for treating opioid use disorder

A new study found that pharmacies in racially and economically segregated communities are more likely to restrict buprenorphine dispensing, hindering access to treatment for opioid use disorder. This can lead to a threefold increase in overdose fatality rates among Black and Hispanic/Latinx communities.

SourceOregon State University·JournalDrug and Alcohol Dependence Reports·TypeSurvey·DateAug 14, 2024

Tropical Atlantic mixing rewrites climate pattern rules

Researchers have discovered that changes in the ocean's mixed layer are the primary force behind Atlantic Multidecadal Variability (AMV) in the tropics. This phenomenon influences weather patterns across North America, Europe, and Africa, affecting hurricane activity and rainfall in regions like the Sahel.

SourceUniversity of Reading·JournalGeophysical Research Letters·TypeObservational study·DateAug 14, 2024
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.

C-section antibiotics impact the infant microbiome far less than infant diet

A recent study found that C-section antibiotics have a subtle impact on the infant gut microbiome, whereas diet has a significant impact. The study analyzed data from 172 infant samples and found that feeding mode explained 12% of variation in overall infant gut microbiome composition.

SourceCell Press·JournalCell Host & Microbe·TypeRandomized controlled/clinical trial·DateAug 14, 2024