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Science News Archive July 2024 - Page 27


Page 27 of 41

Wild plants and crops don’t make great neighbors

Research reveals native plants and non-native crops attract pests that spread diseases, causing harm to both plant populations. The studies also found viruses transmitted from crops to wild plants, which can have devastating effects on native ecosystems.

SourceUniversity of California - Riverside·JournalPhytopathology·DateJul 11, 2024
Apple iPhone 17 Pro

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

Illinois clean energy transition excludes key constituents in energy justice equation

A recent study from the University of Illinois suggests that Illinois' clean energy transition has led to a lack of equity in the distribution of renewable power benefits. The state prioritized historically marginalized communities but failed to consider the burdens on rural, white communities, resulting in perceived injustices and opp...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalPolitical Geography·DateJul 11, 2024

Respiratory bacteria ‘turns off’ immune system to survive

Researchers have discovered how Haemophilus influenzae turns off the body's immune responses to persist in respiratory tissues. The bacterium convinces the immune system there is no threat, inducing a state of tolerance, and can worsen symptoms in vulnerable groups like cystic fibrosis patients and asthma sufferers.

SourceUniversity of Queensland·JournalPLOS Pathogens·DateJul 11, 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.

Women and social exclusion: The complicated nature of rejection and retaliation

A new study from the University of Ottawa explores young women's reactions to social exclusion, revealing that retaliation is a common response to rejection. The study uses EEG to assess social pain in 87 participants, providing insight into the neurological underpinnings of peer rejection.

SourceUniversity of Ottawa·JournalScientific Reports·TypeObservational study·DateJul 11, 2024

NASA’s Hubble traces dark matter in dwarf galaxy using stellar motions

A team of astronomers used NASA's Hubble Space Telescope to create the most accurate three-dimensional understanding of stars' movements within the Draco dwarf galaxy. This allowed them to build a more precise model of dark matter distribution, which aligns with cosmological models and suggests a cusp-like structure.

SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal·TypeObservational study·DateJul 11, 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.

Quadrupolar nuclei measured for the first time by zero-field NMR

For the first time, researchers have measured quadrupolar nuclei using zero-field nuclear magnetic resonance (NMR) spectroscopy. This breakthrough enables precise analysis of molecular structures and spin interactions, with potential applications in medicine and materials science.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Communications·DateJul 11, 2024

Muscle machine: How water controls the speed of muscle contraction

Researchers found that water flow within a muscle fiber determines its contracting speed, with fluid flows becoming crucial for fast movements. The study also revealed a new property of muscles called 'odd elasticity', which enables them to generate power from repetitive deformations.

SourceUniversity of Michigan·JournalNature Physics·DateJul 11, 2024

Research reveals the most complete dinosaur discovered in the UK in a century

A new species of dinosaur, Comptonatus chasei, has been discovered in the UK with over 149 bones found at Compton Bay. The skeleton is around 125 million years old and represents a unique genus and species, with distinctive features such as a straight lower jaw and large pubic hip bone.

SourceTaylor & Francis Group·JournalJournal of Systematic Palaeontology·TypeObservational study·DateJul 11, 2024

Researchers uncover brain region’s role in hearing and learning

A University of Maryland study reveals how the brain adapts to different listening situations, with the orbitofrontal cortex playing a central role. The findings may have implications for human health and well-being, particularly in conditions such as autism, dyslexia, or schizophrenia.

SourceUniversity of Maryland·JournalCurrent Biology·TypeObservational study·DateJul 11, 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.

Gravitational waves hint at dark matter and Big Bang mysteries

Researchers propose that simple forms of ultra-light scalar field matter could generate detectable gravitational wave backgrounds soon after the Big Bang. This discovery could shed light on dark matter and its role in the universe's mass, offering a new avenue for fundamental physics research.

SourceUniversity of California - Riverside·JournalPhysical Review Letters·TypeObservational study·DateJul 11, 2024

Unveiling 1,200 years of human occupation in Canada’s Arctic

Researchers detected Paleo-Inuit and Thule-Inuit settlements on Somerset Island using sediment samples, providing new insights into Arctic cultures. The study suggests the Thule-Inuit population arrived earlier than previously estimated, with increased presence from the 13th to 15th centuries.

SourceUniversity of Ottawa·JournalProceedings of the Royal Society B Biological Sciences·TypeContent analysis·DateJul 11, 2024

Ultrasound technology can be used to boost mindfulness, study finds

Researchers used low-intensity ultrasound to target and alter the default mode network of the brain, reducing connectivity and enhancing mindfulness. The technique, called transcranial-focused ultrasound (TFUS), can induce meaningful effects with just five minutes of stimulation.

SourceUniversity of Arizona·JournalFrontiers in Human Neuroscience·TypeRandomized controlled/clinical trial·DateJul 11, 2024

Same workout, different weight loss: Signal molecule versions are key

Researchers found that mice lacking certain signal molecules produced during exercise had reduced oxygen consumption and fat burning, leading to increased susceptibility to weight gain. In humans, those producing more of these alternative versions consumed less oxygen and had lower body fat.

SourceKobe University·JournalMolecular Metabolism·TypeExperimental study·DateJul 11, 2024

Researchers at the University of Jyväskylä are mapping the world's fungi from air samples

A study published in Nature used DNA sequencing to identify fungi from air samples worldwide, providing groundbreaking knowledge about their occurrence and seasonal variation. The research aims to predict the fate of fungal species under global change and has significant implications for biomonitoring and biodiversity forecasts.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalNature·TypeObservational study·DateJul 11, 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.

Seeing inside Alzheimer’s disease brain

Researchers have determined the structure of molecules within an Alzheimer's disease brain for the first time using cryo-electron tomography and fluorescence microscopy. This study revealed the molecular structure of tau protein and its arrangement with amyloid plaques, providing new insights into the pathology of the disease.

SourceUniversity of Leeds·JournalNature·TypeObservational study·DateJul 11, 2024

UCF launches inaugural mentorship, scholarship initiative for students in AI

UCF's STRONG-AI initiative aims to uplift bright, low-income undergraduate students in pursuing well-rounded AI education through faculty and peer mentorship and scholarship. The program has received over 150 applications and will select 10-15 students annually based on financial aid eligibility and academic success.

SourceUniversity of Central Florida·DateJul 11, 2024
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Warm or cold: Hibernation status matters when white-nose syndrome pathogen infects bats

The fungal pathogen that causes white-nose syndrome in bats uses different cell entry strategies depending on the host's hibernation status, highlighting potential therapeutic interventions against WNS using epidermal growth factor receptor inhibitors. Bats play a crucial role in mitigating agricultural pests and insect-borne diseases.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJul 11, 2024

The Higgs does not seem to contain any factors from new physics

A team of physicists from Poland and Germany have successfully calculated the cross-section for Higgs boson production in gluon-gluon collisions. The calculations suggest that no new physics factors are present in the Higgs boson particle.

SourceThe Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences·JournalPhysical Review Letters·DateJul 11, 2024

Fossils of ancient chromosomes discovered

Researchers have discovered fossils of ancient chromosomes in the skin of a 52,000-year-old woolly mammoth, allowing them to assemble the genomes of extinct species. The discovery provides insights into the history of life on Earth and enables scientists to study the evolution of genes and organisms.

SourceBaylor College of Medicine·JournalCell·DateJul 11, 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.

The ‘neural clocks’ in the brains of Alzheimer’s patients are running short

A study published in Brain Communications found that Alzheimer's patients have a disrupted 'neural clock' in the left angular gyrus, leading to unstable brain activity and cognitive decline. The researchers hope this finding can be used as an early biomarker for detecting the disease.

SourceInternational Research Center for Neurointelligence (WPI-IRCN), The University of Tokyo·JournalBrain Communications·TypeImaging analysis·DateJul 11, 2024

Study finds health risks in switching ships from diesel to ammonia fuel

Burning ammonia for maritime fuel could worsen air quality and lead to devastating public health impacts, even with cleaner engine technology and green production methods. The study suggests that stronger regulations could reduce premature deaths from 600,000 to 66,000 annually

SourceMassachusetts Institute of Technology·JournalEnvironmental Research Letters·DateJul 11, 2024

Black Americans develop mental resilience to discrimination early

A Duke University study found that by adulthood, Black men and women in the U.S. have developed mental resilience to everyday discrimination, including microaggressions, potentially limiting its impact on their mental health. White young adults may lack these coping strategies, making them more psychologically distressing.

SourceDuke University·JournalSocial Science & Medicine·TypeSurvey·DateJul 11, 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.

Advanced method for rock engraving analysis: computational answers to riddles on stone

Researchers developed a new method to study rock engravings, integrating technological and visual analysis to uncover the cultural significance of engravings in Timna Park. The approach provides comprehensive insights into the production processes and cultural context of ancient engraving practices.

SourceThe Hebrew University of Jerusalem·JournalJournal of Archaeological Method and Theory·TypeComputational simulation/modeling·DateJul 11, 2024

Menstrual cramps can be worse in normal-length cycles without ovulation

Researchers found that menstrual cramps were more severe and lasted longer in cycles without ovulation, challenging the long-held belief that cramps only occur during ovulatory cycles. The study of 75 women aged 19-35 showed that cycle lengths were the same, but anovulatory cycles had higher Cramp Scores

SourceUniversity of British Columbia·JournalJournal of Pain Research·TypeObservational study·DateJul 11, 2024

Covid-19: migrants globally at higher risk

A new study published in eClinicalMedicine reveals that migrants are at an increased risk of contracting SARS-CoV-2, experiencing severe disease courses, and having higher mortality rates. Systemic barriers such as overcrowding, precarious working conditions, and limited access to healthcare contribute to poorer health outcomes.

SourceBielefeld University·JournalEClinicalMedicine·TypeMeta-analysis·DateJul 11, 2024
Fluke 87V Industrial Digital Multimeter

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

Hydrogen flight looks ready for take-off with new advances

New studies from Chalmers University of Technology suggest that hydrogen-powered aircraft could meet the needs of 97% of intra-Nordic flights and 58% of Nordic passenger volume by 2045. A novel heat exchanger technology has shown promise in reducing fuel consumption by almost eight percent.

SourceChalmers University of Technology·JournalApplied Thermal Engineering·TypeExperimental study·DateJul 11, 2024

How the 'heart and lungs' of a galaxy extend its life

Astrophysicists suggest that galaxies control growth through how they 'breathe', using supersonic jets to transmit energy and slow gas-accretion. This helps maintain the galaxy medium, keeping the supermassive black hole engine supplied with fuel.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·TypeComputational simulation/modeling·DateJul 11, 2024

IoT sensors tattle on stores that neglect promo displays

A new study from University of Texas at Austin researchers found that poor execution of promotional displays in retail stores can deprive brands of up to 2.3% more sales. The study used IoT technology to track display installations and found that busy managers often view displays as a nuisance, leading to missed sales opportunities.

SourceUniversity of Texas at Austin·JournalManufacturing and Service Operations Management·DateJul 11, 2024

Nearly one in 10 pregnant people who get COVID will develop long COVID

A nationwide study found that nearly one in 10 pregnant people who contract COVID will develop long-term symptoms, including fatigue and gastrointestinal issues. The study provides important insights into the risk of long COVID in this population and emphasizes the need for healthcare practitioners to be vigilant for its symptoms.

SourceUniversity of Utah Health·JournalObstetrics and Gynecology·TypeObservational study·DateJul 11, 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.

Trained peers are as effective as clinical social workers in reducing opioid overdose, new trial finds

A randomized controlled trial found that support from a peer recovery support specialist was as effective in reducing opioid overdose as support from a licensed clinical social worker. The trial included 648 ED patients at high risk of opioid overdose and showed no significant difference between the two groups in fatal opioid overdoses.

SourceSociety for the Study of Addiction·JournalAddiction·TypeRandomized controlled/clinical trial·DateJul 11, 2024

Learning dance moves could help humanoid robots work better with humans

A humanoid robot has been trained to learn and perform various expressive movements, including simple dance routines and gestures. The enhanced expressiveness and agility of the robot pave the way for improving human-robot interactions in settings such as factory assembly lines, hospitals, and homes.

SourceUniversity of California - San Diego·DateJul 11, 2024

Air pollution harms pollinators more than pests, study finds

A new study published in Nature Communications found that air pollution disproportionately harms pollinators, including bees and butterflies, with a 39% decline in foraging efficiency. In contrast, pest insects were not significantly impacted by elevated air pollution levels.

SourceUniversity of Reading·JournalNature Communications·TypeObservational study·DateJul 11, 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.

Movement sensors show promise in identifying horses at injury risk

Researchers used movement sensors to track thoroughbreds' stride patterns and identified miniscule changes associated with increased injury risk. The technology has been shown to prevent catastrophic injuries by alerting trainers and veterinarians to intervene before a major injury occurs, resulting in longer careers for affected horses.

SourceWashington State University·JournalJournal of the American Veterinary Medical Association·DateJul 11, 2024

A breakthrough on the edge: One step closer to topological quantum computing

A team of experimental physicists has achieved a breakthrough in topological quantum computing by inducing superconducting effects in edge-only materials. This discovery could lead to the development of stable and efficient quantum computers, with potential applications in fields like quantum computing and technological advancements.

SourceUniversity of Cologne·JournalNature Physics·TypeExperimental study·DateJul 10, 2024

Few U.S. adults use nicotine pouches, study finds

A large nationally representative study found that only 2.9% of U.S. adults had ever used nicotine pouches, with a lower percentage reporting current use. The study suggests that the majority of adult pouch consumers are using them to 'top off' nicotine in situations where they cannot smoke or use other tobacco products.

SourceKeck School of Medicine of USC·JournalJAMA·TypeSurvey·DateJul 10, 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.

Hepatitis B: "Sleep timer" for immune cells discovered

A team of researchers has discovered a mechanism by which the liver's immune cells are suppressed in chronic hepatitis B, leading to organ damage. The 'sleep timer' function allows immune cells to weaken their activity over time, preventing them from proliferating excessively and causing further damage.

SourceTechnical University of Munich (TUM)·JournalNature·TypeExperimental study·DateJul 10, 2024

Can omega-3 fatty acid intake affect acne severity?

Following a Mediterranean diet and taking omega-3 fatty acid supplements, participants experienced significant reductions in inflammatory and non-inflammatory skin lesions. Those who reached target omega-3 levels showed the most substantial improvement in acne severity.

SourceWiley·JournalJournal of Cosmetic Dermatology·DateJul 10, 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.

Trial of cell-based therapy for high-risk lymphoma leads to FDA breakthrough designation

A new CAR-T cell therapy targeting CD22 has shown significant improvement in patients with large B-cell lymphoma, with over half experiencing a complete response. The therapy, which targets a different protein on the surface of cancer cells, has improved outcomes for patients who have failed previous treatments.

SourceStanford Medicine·JournalThe Lancet·TypeRandomized controlled/clinical trial·DateJul 10, 2024

The molecule that could alleviate stroke-related brain injury

Scientists at The Hospital for Sick Children discovered a molecule called LK-2 that can protect neurons during stroke and prevent brain damage. LK-2 works by blocking glutamate's binding to acid-sensing ion channels, reducing calcium flow and cell death.

SourceThe Hospital for Sick Children·JournalNature·DateJul 10, 2024