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Science News Archive March 2024 - Page 3


Page 3 of 42

Generative AI develops potential new drugs for antibiotic-resistant bacteria

Researchers at Stanford Medicine and McMaster University developed a generative AI model called SyntheMol that creates recipes for chemists to synthesize novel antibiotics. The model generated six compounds with high potential to kill antibiotic-resistant bacteria, including Acinetobacter baumannii, E. coli, and MRSA.

SourceStanford Medicine·JournalNature Machine Intelligence·TypeComputational simulation/modeling·DateMar 28, 2024

Bidirectional link between premenstrual disorders and perinatal depression

A nationwide Swedish study reveals a bidirectional link between premenstrual disorders (PMS/PMDD) and perinatal depression. Women with PMS/PMDD are five times more likely to experience perinatal depression, while those with perinatal depression are twice as likely to develop PMS/PMDD.

SourceKarolinska Institutet·JournalPLOS Medicine·TypeObservational study·DateMar 28, 2024

A biased edge enhancement method for truss-based community search

Researchers propose a biased edge enhancement method to preserve and enhance higher-order connectivity in hypergraphs with fragmentation issues. Extensive experiments show that the method effectively addresses fragmentation problems and outperforms state-of-the-art methods.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateMar 28, 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.

Older brain cells linger unexpectedly before their death

Researchers discovered that mature oligodendrocytes, critical for brain function, can survive for up to 45 days after a fatal trauma, defying the classical programmed cell-death pathway. This finding opens new avenues for understanding and potentially preventing damage caused by aging and neurodegenerative diseases.

SourceDartmouth College·JournalJNeurosci·TypeExperimental study·DateMar 28, 2024

Small birds spice up the already diverse diet of spotted hyenas in Namibia

Scientists from the Leibniz Institute for Zoo and Wildlife Research observed spotted hyenas chasing and devouring flying birds at a waterhole in Namibia. They found that a single hyena can catch one bird every three minutes, adding to the known variety of their diet and hunting tactics.

SourceLeibniz Institute for Zoo and Wildlife Research (IZW)·JournalFood Webs·TypeObservational study·DateMar 28, 2024

Q&A: How to train AI when you don't have enough data

Researchers from the University of Washington created an AI algorithm to analyze infant poses using limited training data. By leveraging generative AI, they were able to produce high-quality results, enabling parents to monitor their babies' daily activities and detect potential health issues early.

SourceUniversity of Washington·DateMar 28, 2024

Joint research team of DGIST-Sogang Univ. has developed a high-efficiency catalyst for converting carbon dioxide, the main cause of global warming, into ethylene using “vitamin C”

Researchers developed a high-efficiency catalyst that converts carbon dioxide into ethylene using vitamin C. The catalyst promotes the formation of essential intermediate product carbon monoxide at high current density, overcoming existing electrochemical catalyst limitations.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalNature Communications·DateMar 28, 2024
Apple iPhone 17 Pro

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

U.S. landfills emit significant amounts of methane

A new survey reveals that US landfills are emitting substantial amounts of methane, a key contributor to global warming. The study found that point-source emissions account for a significant proportion of total emissions, with some landfills experiencing persistent activity for months or even years.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 28, 2024

Missed opportunity: AEDs near cardiac arrests rarely used by bystanders

According to the study, AEDs were only used in 13 of nearly 1,800 cases of out-of-hospital cardiac arrest, despite many incidents occurring within a four-minute walk of a public AED. Cardiac arrests outside of a hospital setting are usually fatal but administering CPR and using an AED greatly increases the chances of survival.

SourceAmerican College of Cardiology·DateMar 28, 2024

New imaging method illuminates oxygen's journey in the brain

A new bioluminescence imaging technique allows researchers to observe oxygen movement in the brains of mice in real-time, providing insights into diseases such as Alzheimer's and strokes. The method reveals that small areas of the brain, called 'hypoxic pockets,' can be denied oxygen for brief periods, increasing risk for these diseases.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalScience·TypeExperimental study·DateMar 28, 2024

Netflix trivializing teenagers’ pain – new study

A new analysis of adolescent TV and film on Netflix suggests that the platform often trivializes pain by focusing on violent acts, while neglecting more common experiences like back pain and menstrual cramps. The study highlights the need for more realistic and diverse representations of pain sufferers.

SourceUniversity of Bath·JournalPain·DateMar 28, 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.

Artificial intelligence boosts super-resolution microscopy

Researchers have developed a new open-source algorithm called Conditional Variational Diffusion Model (CVDM) that improves the quality of images by reconstructing them from randomness. The CVDM is computationally less expensive than established diffusion models and can be easily adapted for various applications.

SourceHelmholtz-Zentrum Dresden-Rossendorf·TypeComputational simulation/modeling·DateMar 28, 2024

Virtual rehabilitation provides benefits for stroke recovery

A new telerehabilitation program has shown promising results in improving lower extremity recovery post-stroke. Participants experienced improvements in mobility and strength, as well as gained self-management skills to empower themselves and maintain their achievements.

SourceUniversity of British Columbia Okanagan campus·JournalPhysical Therapy and Rehabilitation·TypeRandomized controlled/clinical trial·DateMar 28, 2024

Cell phone video technology unveils new method for analyzing walking and gait

Researchers at Kennedy Krieger Institute and Johns Hopkins Medicine developed a new method for analyzing walking and gait using free software and cellphone videos. This approach is more accessible and quicker than current state-of-the-art methods, enabling clinicians to assess patients' walking abilities more conveniently.

SourceKennedy Krieger Institute·JournalPLOS Digital Health·DateMar 28, 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.

Adding just enough fuel to the fire

The team determined the maximum density of neutral particles beyond the edge of a plasma that still allows for a flat-edge temperature profile, enabling stable fusion. They found that going beyond this threshold can lead to instabilities and a peaked temperature profile.

SourceDOE/Princeton Plasma Physics Laboratory·JournalNuclear Fusion·DateMar 28, 2024

Magnetic avalanche triggered by quantum effects

Researchers at Caltech have demonstrated quantum Barkhausen noise, which is the collection of little magnets flipping in groups. This effect is caused by quantum tunneling and co-tunneling, leading to macroscopic changes in magnetization, even without classical effects.

SourceCalifornia Institute of Technology·JournalProceedings of the National Academy of Sciences·DateMar 28, 2024

DGIST research team develops next-generation semiconductor memory that operates in extreme environments

Researchers at DGIST have developed a new manufacturing technology that enables the production of high-quality oxide films and effective patterning at low temperatures. The technology is expected to be used in next-generation computing systems, overcoming existing shortcomings.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalJournal of Material Science and Technology·DateMar 28, 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.

Indoor air quality standards in public buildings would boost health and economy, say international experts

International experts, led by Professor Lidia Morawska, recommend setting standards for ventilation rate and three key indoor pollutants to improve indoor air quality. The recommended standards could help minimize the spread of airborne diseases like COVID-19 and contribute to achieving the United Nations' Sustainable Development Goals.

SourceUniversity of Surrey·JournalScience·TypeCommentary/editorial·DateMar 28, 2024

Researchers improve reversibility and specific capacity of iron-based phosphate cathodes for Na-ion batteries

A new iron-based phosphate cathode material has been developed with improved reversible capacity and energy density, enabling fast-charge capability and superior cycling performance. The material uses a bi-phase intergrowth heterogeneous structure to activate the inert phase, achieving high capacity and long cycle life.

SourceChinese Academy of Sciences Headquarters·JournalJournal of the American Chemical Society·DateMar 28, 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.

Cell division quality control ‘stopwatch’ uncovered

Scientists at the University of California San Diego have identified a biochemical pathway that continually surveils mitosis timing and eliminates potentially problematic cells. The 'stopwatch' mechanism uses protein p53 to track cell division time, labeling sequentially delayed divisions as risky.

SourceUniversity of California - San Diego·JournalScience·TypeExperimental study·DateMar 28, 2024

Synthetic material could improve ease and cut cost of gut microbiome research

Researchers have developed a new synthetic material called fluorine-assisted mucus surrogates (FAMS) to improve ease and reduce cost of gut microbiome research. FAMS are made from inexpensive materials and can be generated using standard laboratory hardware, allowing for broader adoption into lab settings.

SourcePenn State·JournalAdvanced Functional Materials·TypeExperimental study·DateMar 28, 2024
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Study finds patients often consult Twitter for birth control guidance

A new study by Brigham researchers found that patients frequently turn to Twitter for contraception guidance, with a small fraction coming from health professionals. The study suggests opportunities for healthcare professionals to use social media to share accurate information and improve patient outcomes.

SourceBrigham and Women's Hospital·JournalContraception and Reproductive Medicine·DateMar 28, 2024

Memories of mitosis: Molecular mechanism that detects defects during cell division could aid cancer treatment

Researchers discovered a protein complex that eliminates potentially harmful cells over time by measuring the duration of mitosis. The Mitotic Stopwatch Complex starts forming after prolonged mitosis and triggers cell arrest or death, providing new insights into cancer development.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalScience·DateMar 28, 2024

Wayne State University researchers uncover potential treatment targets for Zika virus-related eye abnormalities

A groundbreaking study reveals that targeting cholesterol metabolism can mitigate Zika virus-induced ocular pathology, offering promising therapeutic strategies. Researchers identified ABCG1 and SREBP-2 as key players in the pathway, and treatments with LXR agonists or SREBP-2 inhibitors showed promise in animal models.

SourceWayne State University - Office of the Vice President for Research·JournaliScience·TypeExperimental study·DateMar 28, 2024

Development of soft and highly durable brain electrodes that stick to the brain to treat brain diseases

Researchers at DGIST have created highly durable brain electrodes made of soft and elastic materials, sticking well to the curved brain surface. These electrodes can maintain stable performance over long-term use, enabling various applications in brain–machine interfaces and electronic medical devices.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalSensors and Actuators B Chemical·DateMar 28, 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.

Advancing drug discovery with AI: introducing the KEDD framework

The KEDD framework integrates structured and unstructured knowledge to enhance predictive accuracy in AI-driven drug discovery. It outperforms existing models in critical tasks, including the 'missing modality problem', by leveraging sparse attention and modality masking techniques.

SourceHealth Data Science·JournalHealth Data Science·DateMar 28, 2024

Cats with MDR1 mutation at risk of severe reactions to popular medication

A study by Washington State University found that cats with the MDR1 genetic mutation are at high risk of experiencing serious adverse effects from products containing eprinomectin. Cats without this mutation appear safe when using these products, but many cases of severe reactions have been reported.

SourceWashington State University·JournalJournal of Veterinary Pharmacology and Therapeutics·DateMar 28, 2024

New study shows how the Crimean-Congo hemorrhagic fever virus enters our cells

A new study by Karolinska Institutet researchers has identified the protein on cell surfaces that the Crimean-Congo hemorrhagic fever virus uses to enter human cells. This discovery is crucial in developing effective treatments and vaccines for the deadly disease, which can cause up to 40% mortality rate.

SourceKarolinska Institutet·JournalNature Microbiology·TypeExperimental study·DateMar 28, 2024

Imaging detects transient “hypoxic pockets” in the mouse brain

Researchers used bioluminescent oxygen indicator to track pO2 changes in mouse cortical astrocytes, finding transient hypoxic pockets that lasted several seconds to minutes and decreased with exercise. The findings suggest physical inactivity may directly affect tissue pO2 by favoring capillary occlusions.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 28, 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.

Artificial Intelligence tool successfully predicts fatal heart rhythm

An AI tool developed by researchers at the University Hospitals of Leicester NHS Trust correctly identified lethal ventricular arrhythmia in 80% of cases. The tool performed well compared to current medical guidelines, suggesting a novel approach for determining patient risk and appropriate treatment.

SourceUniversity Hospitals of Leicester NHS Trust·JournalEuropean Heart Journal·TypeComputational simulation/modeling·DateMar 28, 2024

Discovering Van Gogh in the wild: scientists unveil a new gecko species

A team of scientists has unveiled a new gecko species, Cnemaspis vangoghi, named after Vincent Van Gogh's iconic painting The Starry Night. The species was discovered in the Southern Western Ghats of India and features striking colouration reminiscent of one of the artist's most famous works.

SourcePensoft Publishers·JournalZooKeys·DateMar 28, 2024

Exploring the relationship between HIV pre-exposure prophylaxis and the incidence of chlamydia, gonorrhea and syphilis – findings from Denmark

A Danish study found that PrEP use was associated with a more than twofold increase in chlamydia, gonorrhea, and syphilis diagnoses. The researchers suggest that changes in sexual risk-taking may lead people to seek PrEP rather than increased risks.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalEurosurveillance·TypeData/statistical analysis·DateMar 28, 2024

Keeping cells together – how our body resists mechanical stress

Researchers discovered that tight junctions regulate conformation change of ZO-1 protein in response to mechanical force, enabling cells to resist stress. This finding highlights the importance of tight junctions in maintaining body integrity under mechanical stress.

SourceNational Institutes of Natural Sciences·JournalJournal of Cell Biology·TypeExperimental study·DateMar 28, 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.

Social media use may help to empower plastic surgery patients

A survey of 473 patients found that those who used social media to gather information scored higher in patient empowerment categories. Facebook and RealSelf platforms were associated with increased empowerment in treatment options. Plastic surgeons are encouraged to engage with and contribute to social media to promote patient autonomy.

SourceWolters Kluwer Health·JournalPlastic & Reconstructive Surgery·DateMar 28, 2024

DGIST achieves simultaneous performance improvement and energy savings with innovative algorithm for 6G vision services!

The team of Professor Jeongho Kwak from DGIST developed a 'VisionScaling' algorithm that combines accuracy and efficiency for 6G vision services, reducing energy consumption by at least 30% while maintaining average accuracy. The algorithm adapts to changing mobile environments using Online Convex Optimization (OCO) techniques.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalIEEE Internet of Things Journal·DateMar 28, 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.

UK's summer 2022 drought provides warning for future years

The UK's 2022 drought, the worst since 1976, emphasized the importance of early mitigation measures due to its rapid onset and extensive impacts on water resources, wildlife, and people. Improved monitoring and forecasting systems can help prevent similar extreme weather events in the future.

SourceUK Centre for Ecology & Hydrology·JournalWeather·TypeSystematic review·DateMar 28, 2024

PO-AKID-teller: An interpretable machine learning tool for predicting acute kidney injury requiring dialysis after acute type A aortic dissection surgery

A new machine learning tool, PO-AKID-teller, can accurately predict patients at risk of acute kidney injury requiring dialysis after aortic dissection surgery. The model provides an interpretable explanation of the predicted risk, enabling clinicians to make informed decisions.

SourceSichuan International Medical Exchange and Promotion Association·JournalMedComm – Future Medicine·TypeObservational study·DateMar 28, 2024

Wild plants face viral surprise

A recent study published in Phytobiomes Journal found that non-native crop viruses are infecting and harming wild desert plants. Infection rates with the virus CABYV reached as high as 88% in some populations, causing visible impacts on plant growth and root health.

SourceMichigan State University·JournalPhytobiomes Journal·DateMar 28, 2024

Carbon credits would enable restoration of UK saltmarshes say experts

A UK feasibility study suggests that a carbon credit scheme could support private investment in saltmarsh restoration, providing vital habitat for wildlife and addressing the climate crisis. The introduction of a Saltmarsh Code would pave the way for projects with public financing to contribute to restoration efforts.

SourceUK Centre for Ecology & Hydrology·DateMar 28, 2024

Study: Dangerous surgical site infections can be reduced with simple prevention protocol

Researchers found that a simple pre-surgical infection prevention protocol involving povidone-iodine and skin antisepsis significantly reduced severe surgical site infections. The protocol eradicated Staphylococcus aureus in nearly 40% of patients, with a three-fold risk of developing an SSI associated with its presence within a day af...

SourceAssociation for Professionals in Infection Control·JournalAmerican Journal of Infection Control·TypeObservational study·DateMar 28, 2024
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

How extratropical ocean-atmosphere interactions can contribute to the variability of jet streams in the Northern Hemisphere

Researchers from Kyushu University found that ocean-atmosphere coupling enhances teleconnection patterns, leading to more meandering jet streams and extreme weather events. The study highlights the significance of extratropical ocean-atmosphere interactions in climate variability.

SourceKyushu University·JournalCommunications Earth & Environment·TypeComputational simulation/modeling·DateMar 28, 2024

First performance standards published to measure the effectiveness of lifestyle medicine treatments

The American College of Lifestyle Medicine has published the first performance measures to assess the effectiveness of lifestyle medicine treatments. The standards aim to facilitate the broader integration of lifestyle medicine into healthcare by documenting remission and long-term progress. The 32 proposed performance measures cover v...

SourceAmerican College of Lifestyle Medicine·JournalAmerican Journal of Lifestyle Medicine·DateMar 28, 2024

Listen to your gut: Using microbiota analysis for precision health care

Microbiota analysis involves examining the composition, diversity, abundance, distribution, evolution and functions of microorganisms. By analyzing the microbiota, we can gain invaluable insights for disease diagnosis, predict disease progression and tailor treatments to individual needs.

SourcePenn State·JournalNature Reviews Bioengineering·TypeLiterature review·DateMar 28, 2024

Multiple biomaterials for immediate implant placement tissue repair: Current status and future perspectives

The study investigates various biomaterials for bone defect repair, including autologous, allogeneic, and growth factor materials. These materials offer improved biocompatibility and strength, with potential solutions for enhancing soft tissue thickness.

SourceSichuan International Medical Exchange and Promotion Association·JournalMedComm – Biomaterials and Applications·TypeSystematic review·DateMar 28, 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.

Chinese Medical Journal review highlights beneficial interplay between caloric restriction, sirtuins, and cardiovascular diseases

A recent review highlights the positive effects of caloric restriction on cardiovascular health, linked to sirtuin activation and improved lipid metabolism. The study suggests that caloric restriction regulates metabolic processes via NAD+ levels, activating SIRT1 and modulating cardio-protective pathways.

SourceCactus Communications·JournalChinese Medical Journal·TypeLiterature review·DateMar 28, 2024