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Science News Archive April 2025 - Page 29


Page 29 of 51

Photonic computing needs more nonlinearity: acoustics can help

Scientists have developed an all-optical activation function based on sound waves for photonic computing, enabling the creation of energy-efficient artificial intelligence systems. This breakthrough could potentially facilitate the scaling up of physical computing systems and pave the way for more efficient optical neural networks.

SourceMax Planck Institute for the Science of Light·JournalNanophotonics·TypeExperimental study·DateApr 14, 2025

Communicator award goes to German language education expert Petra Anders

Petra Anders receives the Communicator Award for her commitment to communication that opens dialogue with diverse groups and promotes reading and language skills. Her multimodal approach incorporates images, films, and poetry slams to give students a voice, sparking discussions on education issues.

SourceDeutsche Forschungsgemeinschaft·DateApr 14, 2025
Apple iPhone 17 Pro

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

Scientists trace hailstone origins using chemical fingerprints, overturning decades-old theories

A team of scientists analyzed chemical signatures in hailstones to determine their growth histories, finding most hailstones follow simple trajectories rather than the previously assumed recycling motion. The study identified key thresholds for hail growth and suggests that strong updrafts are essential for severe hailstorms.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateApr 14, 2025

Nested hierarchies in job skills underscores importance of basic education

A recent study found that many professions follow a nested structure in job skills, where advanced skills depend on prior mastery of broader skills. This has significant implications for wage inequality and career mobility. Basic educational skills are essential for developing higher-order reasoning and can lead to higher wage premiums.

SourceSanta Fe Institute·JournalNature Human Behaviour·DateApr 14, 2025

The gut health benefits of sauerkraut

A study published in Applied and Environmental Microbiology suggests that sauerkraut's metabolites can maintain intestinal cell integrity and support long-term gut health. The researchers found that both store-bought and lab-made sauerkraut samples protected gut function, with no noticeable difference between the two.

SourceUniversity of California - Davis·JournalApplied and Environmental Microbiology·DateApr 14, 2025

New tool for cutting DNA: Promising prospects for biotechnology

A new family of Ssn endonucleases was discovered, enabling targeted cuts in single-stranded DNA. This breakthrough sheds light on a crucial genetic mechanism with significant promise for biotechnology applications, including gene editing, DNA detection, and molecular diagnosis.

SourceInstitut national de la recherche scientifique - INRS·JournalNature Communications·TypeNews article·DateApr 14, 2025

How flexible wearables protect astronauts' health in space

Flexible wearable systems enable comprehensive health surveillance, detecting anomalies in cardiopulmonary functions, neuromuscular performance, and circadian rhythm regulation. However, technical barriers persist, including device reliability, secure data management, and multi-parametric data fusion challenges.

SourceKeAi Communications Co., Ltd.·JournalWearable Electronics·TypeSystematic review·DateApr 14, 2025
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.

Do neurons transmit light?

Scientists investigate whether living neurons can transport light through their axons, which would significantly change current models of the nervous system. If successful, it could have major implications for treating brain diseases and healing the brain.

SourceUniversity of Rochester·DateApr 14, 2025

Research Spotlight: Comparison of single-cell profiling methods reveals strengths and limitations

The study directly compared Droplet-based scRNA (D-scRNA) and Picowell-based scRNA (P-scRNA) platforms for analyzing human mucosal biopsies. D-scRNA provides more detailed insights, but requires resources and may introduce contamination. P-scRNA is gentler, more resource-efficient, but less effective in capturing rare cell types.

SourceBrigham and Women's Hospital·JournalCellular and Molecular Gastroenterology and Hepatology·TypeObservational study·DateApr 14, 2025
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.

One firearm injury was treated every 30 minutes in emergency departments in a study of 10 jurisdictions

A cross-sectional analysis found firearm injury-related ED visits occurring approximately every 30 minutes between 2018 and 2023. Rates were highest during evenings, weekends, holidays, and summer months. Temporal patterns may inform health care staffing and emergency preparedness to reduce mortality rates.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateApr 14, 2025

Using artificial intelligence (AI) to conduct classroom intelligent analysis of real classrooms

Researchers from East China Normal University developed an AI-driven system to analyze classroom videos, revealing teacher-centered instruction prevails in primary and secondary schools. The study also found that older students engage less in critical discussions and more in structured questions.

SourceECNU Review of Education·JournalECNU Review of Education·TypeData/statistical analysis·DateApr 14, 2025

Gestational age and cognitive development in childhood

A cross-sectional study found that moderately preterm birth was associated with long-term cognitive problems. The study highlights the need for continued follow-up of all preterm children, particularly those born before 34 weeks' gestational age.

SourceJAMA Network·JournalJAMA Network Open·DateApr 14, 2025
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.

​​​​​​​Recently discovered immune cell type is key to understanding food allergies

A new study reveals that a special group of cells in the intestines, called tolerogenic dendritic cells, play a key role in preventing food allergies. These cells help to suppress immune responses to food proteins, enabling them to pass through the body without triggering an allergic reaction.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalNature·TypeExperimental study·DateApr 14, 2025

New study finds surprising way to curb college-aged drinking harms—without cutting alcohol

Researchers developed an intervention called Counter-Attitudinal Advocacy (CAA) to curb college-aged drinking harms by shifting how young adults think. CAA was found to reduce alcohol-related consequences, but not consumption, and is a complementary approach to Personalized Normative Feedback.

SourceBrown University·JournalJournal of Consulting and Clinical Psychology·TypeRandomized controlled/clinical trial·DateApr 14, 2025

Tropical bounty: How forests can turn into chemical factories

A recent study reveals that tropical forests are home to an incredible diversity of chemical compounds, including terpenoids and alkaloids, which could have practical implications for human health. The researchers found that tree species in higher elevations tend to use similar chemicals to protect themselves from enemies.

SourceWashington University in St. Louis·JournalEcology·DateApr 14, 2025

Archaeologists discover historical link between inequality and sustainability

A study by Durham University found that unequal distributions of wealth correlated with longer-term human settlement over the last 10,000 years. However, this relationship was not causal, suggesting that humankind's survival is not linked to ever-increasing inequality.

SourceDurham University·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateApr 14, 2025
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.

UH researcher unveils new model to evaluate impact of extreme events and natural hazards

A new numerical computer model tracks how pollution travels through Galveston Bay, helping scientists understand water movement in estuaries. The model is critical for evaluating climate variability and sea level fluctuation impacts on coastal communities, guiding better decisions to keep water clean and prevent flooding.

SourceUniversity of Houston·JournalEnvironmental Science and Pollution Research·DateApr 14, 2025

Harnessing photocatalysis: Hydrogen generation and organic synthesis explored through a new database

A new database has been created to summarize progress in selective dehydrogenation of organic compounds through photocatalysis, enabling the accurate ranking of photocatalytic systems. The database contains 236 entries and provides insights into future directions for the field, including identifying promising photocatalysts and reactions.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalChinese Journal of Catalysis·DateApr 14, 2025
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.

Marshall researchers explore gut microbiota’s role in sleep apnea in new review published in Sleep Medicine

A new review from Marshall University researchers highlights emerging connections between gut health and sleep apnea, pointing to potential new therapeutic approaches for managing this common disorder. Alterations in gut microbiota composition have been consistently observed in individuals with sleep apnea, inducing systemic inflammati...

SourceMarshall University Joan C. Edwards School of Medicine·JournalSleep Medicine·TypeLiterature review·DateApr 14, 2025

Unlocking the genetic basis of animal behavior using fruit flies

A comprehensive dataset captures individual and group behaviors across genetically diverse strains of fruit flies, shedding light on how genes shape animal behavior. The study's findings have potential implications for mental health conditions with known or suspected genetic components.

SourceChiba University·JournalScientific Data·TypeExperimental study·DateApr 14, 2025

New study reveals wealth inequality’s deep roots in human prehistory

A new study led by Washington State University archaeologist Tim Kohler challenges traditional views that disparities in wealth emerged suddenly with large civilizations. The research found that wealth inequality started to increase roughly 1,500 years after the advent of agriculture, driven by population growth and competition for land.

SourceWashington State University·JournalProceedings of the National Academy of Sciences·DateApr 14, 2025

Study explores how food manufacturers respond to state regulations

A new study from the University of Illinois examines how food manufacturers navigate different state regulations, revealing four response options: updating products, maintaining separate versions, removing from stricter markets, or ignoring regulations. The researchers found that firms choose their responses based on factors like cost ...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·TypeCase study·DateApr 14, 2025
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.

Having a 'therapist in your pocket' curbs depression among primary care patients

The Moodivate app improved depression symptoms clinically meaningfully among primary care patients, achieving reductions twice those of standard-of-care therapy. App users were also 3 times more likely to achieve a clinically meaningful improvement and 2.3 times more likely to attain depression remission.

SourceMedical University of South Carolina·TypeRandomized controlled/clinical trial·DateApr 14, 2025
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.

Unlocking the Earth’s magnetic field's impact on fluid flow

Researchers at Flinders University demonstrate how the Earth's magnetic field influences fluid flow, creating exciting possibilities for nano-processing and sustainable green chemistry. The study reveals that fluid flow coupled with magnetic fields can result in the preference of one chirality over the other.

SourceFlinders University·JournalSmall·TypeExperimental study·DateApr 14, 2025

Simple medication can save the lives of cardiac patients

Early application of ezetimibe in combination with statins reduces risk of new cardiovascular events and death in cardiac patients. The study analyzed data from 36,000 patients who had a myocardial infarction between 2015 and 2022.

SourceLund University·JournalJournal of the American College of Cardiology·TypeData/statistical analysis·DateApr 14, 2025
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.

Light bulb moment for understanding DNA repair switches

Scientists at the University of Birmingham have made strides in understanding how cells repair DNA damage. Two studies identify key players and mechanisms involved in preventing excessive DNA signal overload, which could lead to refinements in future cancer therapies.

SourceUniversity of Birmingham·JournalNature Communications·DateApr 14, 2025

A bio-inspired thermoelectric cement towards self-powered buildings

Researchers developed a bio-inspired thermoelectric cement with a Seebeck coefficient of −40.5 mV/K, surpassing previous materials by ten times. The composite achieves superior mechanical strength and energy storage potential, enabling continuous power supply for electronic devices.

SourceScience China Press·JournalScience Bulletin·TypeExperimental study·DateApr 14, 2025

Active families boost teens’ physical and mental health

A new study from the University of South Australia found that teenagers who exercise regularly with their families are more likely to meet activity guidelines and report stronger mental health. The research showed that daily family exercise can lead to improved physical and mental well-being in teens, building strong bonds and confidence.

SourceUniversity of South Australia·TypeData/statistical analysis·DateApr 14, 2025

New guidance on diagnosing malnutrition in critically ill adults

A new set of guidance statements has been published for diagnosing malnutrition in critically ill adults, aiming to provide a consistent approach to identifying malnutrition. The guidelines consider both phenotypic and etiologic factors, emphasizing the importance of assessment and reporting of malnutrition variables.

SourceUniversity of Pennsylvania School of Nursing·JournalJournal of Parenteral and Enteral Nutrition·DateApr 14, 2025
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.

Modeling method provides smarter way to predict customer demand

Researchers developed a new modeling method that estimates customer interest beyond completed transactions and traditional forecasting techniques, providing a more precise way to understand demand. The approach helps businesses optimize operations and improve decision-making by reconstructing missing pieces of the demand picture.

SourceWashington State University·JournalProduction and Operations Management·DateApr 14, 2025

How does our brain regulate generosity?

Researchers found that individuals with basolateral amygdala (BLA) damage were more generous to those they were emotionally connected to, but less so to strangers. This suggests the BLA regulates generosity based on social distance.

SourceHeinrich-Heine University Duesseldorf·JournalProceedings of the National Academy of Sciences·DateApr 14, 2025

Computer science professor elected AAAS Fellow

Dr. Latifur Khan, a renowned computer science professor, has been elected as an AAAS Fellow for his pioneering work in machine learning and big-data analytics. He developed innovative solutions to adapt machine learning models to cybersecurity risks and created an AI-driven tool to analyze political conflict and violence.

SourceUniversity of Texas at Dallas·DateApr 14, 2025

What new research revels about autism, stimming, and touch

Researchers studied active and passive touch tasks using virtual reality and EEG to better understand how people with autism process touch. The study found that individuals with autism showed little variation in brain response to active and passive touch, suggesting difficulty predicting consequences of actions.

SourceUniversity of Rochester Medical Center·JournalNeuroImage·DateApr 14, 2025
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.

The Crop Journal study reveals key genetic player in wheat hybrid breeding

A research team identified a new gene called TaMs6 that controls male fertility in wheat, enabling the development of hybrid wheat varieties. The study found that TaMs6 regulates lipid metabolism and is expressed during critical stages of pollen formation, making it essential for producing fertile pollen.

SourceKeAi Communications Co., Ltd.·JournalThe Crop Journal·TypeExperimental study·DateApr 14, 2025

ETSU scientist tackles global vitamin deficiency

A researcher at East Tennessee State University is working on a potentially groundbreaking study to increase the vitamin content in seeds. The goal is to craft tools that can activate genes responsible for producing essential vitamins like provitamin A and folate, addressing global micronutrient deficiencies.

SourceEast Tennessee State University·DateApr 14, 2025

Deep-sea mining risks leads study to urge shift to circular solutions

A new study by the University of British Columbia warns that deep-sea mining could lead to a 13% increase in environmental degradation, posing significant hazards for marine ecosystems, coastal communities, and businesses. The study advocates for a shift towards circular economy strategies to mitigate these risks.

SourceUniversity of British Columbia·JournalPLOS One·TypeMeta-analysis·DateApr 14, 2025
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.

Do disasters delay early cancer diagnoses?

A recent analysis found that rates of colorectal cancer diagnoses dropped during Hurricanes Irma and Maria and the COVID-19 pandemic in Puerto Rico, but late-stage diagnoses eventually exceeded expectations. Limited access to cancer screening services due to these disasters likely hindered timely CRC diagnoses.

SourceWiley·JournalCancer·DateApr 14, 2025

High blood pressure? Eat more bananas

Increasing dietary potassium and reducing sodium can effectively regulate blood pressure, according to a new mathematical model developed by the University of Waterloo. The study suggests that a higher ratio of potassium to sodium intake may be more effective for lowering blood pressure than simply reducing sodium intake.

SourceUniversity of Waterloo·DateApr 14, 2025

Researchers may have solved decades-old mystery behind benzodiazepine side effects

A research team has identified a key protein suspected to be involved in benzodiazepine-related inflammation, which could inform strategies to improve benzodiazepine drug design and treat inflammation-related conditions. The findings may lead to new treatments for diseases such as Alzheimer's, arthritis, and multiple sclerosis.

SourceVirginia Commonwealth University·JournalProceedings of the National Academy of Sciences·DateApr 14, 2025
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.

Structural optimization of microfluidic chips for enhancing droplet manipulation and observation via electrodynamics simulation

A study presents a versatile electrodynamics simulation model to analyze driving forces in partially filled electrodes, optimizing structural parameters of digital microfluidic chips. The model reveals the effects of dielectric layer parameters, droplet electrical properties, and substrate spacing on droplet driving performance.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·DateApr 14, 2025