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Science News Archive 2023 - Page 247


Page 247 of 444

HKUST scientists achieve groundbreaking first by applying artificial intelligence for early risk forecasting of Alzheimer’s disease

Researchers at HKUST created an AI-based model that uses genetic data to forecast AD risk, outperforming existing models. The deep learning model accurately classifies patients and stratifies individuals into distinct risk groups, enabling early diagnosis and intervention.

SourceHong Kong University of Science and Technology·JournalCommunications Medicine·DateJun 7, 2023
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.

Montefiore Einstein Cancer Center awarded $2.9M NCI Calabresi Training Award

The Montefiore Einstein Cancer Center received a $2.9 million grant to train physicians and scientists to conduct clinical and translational oncology research, focusing on addressing health inequities in the Bronx. Scholars will engage in interdisciplinary research projects with community outreach and engagement.

SourceAlbert Einstein College of Medicine·DateJun 7, 2023

Remnants of ancient virus may fuel ALS in people

A study by CU Boulder researchers suggests that the ancient virus-like protein PEG10 may contribute to the development of ALS by interfering with brain and nerve cell communication. The findings provide a promising new target for treating the underlying cause of the fatal disease.

SourceUniversity of Colorado at Boulder·JournaleLife·TypeExperimental study·DateJun 7, 2023
Apple iPhone 17 Pro

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

Pathways to global sustainability revealed through a worldwide survey of experts

A recent study from the University of Eastern Finland reveals that most sustainability scholars support post-growth pathways for affluent countries, while less affluent countries favour either green growth or post-growth pathways. The study's findings challenge the prevailing green growth focused approach and emphasize the need for tar...

SourceUniversity of Eastern Finland·JournalEcological Economics·DateJun 7, 2023

Scientists analyze a single atom with X-rays for the first time

Researchers have successfully characterized a single atom using X-ray beams, detecting its elemental type and chemical properties. This breakthrough could revolutionize fields like quantum information technology, environmental science, and medical research by enabling the study of individual atoms.

SourceDOE/Argonne National Laboratory·JournalNature·DateJun 7, 2023
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.

AI-generated academic science writing can be identified with over 99% accuracy

A team of researchers developed a tool to identify AI-generated academic science writing with high accuracy, using characteristics such as predictability, paragraph structure and vocabulary. The model outperformed existing AI text detectors and has potential applications in assessing student essays.

SourceCell Press·JournalCell Reports Physical Science·TypeComputational simulation/modeling·DateJun 7, 2023

Parker Solar Probe flies into the fast solar wind and finds its source

The Parker Solar Probe has detected streams of high-energy particles that match supergranulation flows within coronal holes, suggesting these are the origins of the fast solar wind. The solar wind's charged particles were accelerated by magnetic reconnection within funnel structures on the sun's surface.

SourceUniversity of California - Berkeley·JournalNature·TypeExperimental study·DateJun 7, 2023

How neurons compete to lose their link

The study reveals that spontaneous waves of neurotransmitter glutamate facilitate dendrite pruning, while a unique protection/punishment machinery strengthens certain connections and eliminates others. Proper pruning is critical for neural development, with insufficient or excessive connections linked to neurophysiological disorders.

SourceKyushu University·JournalDevelopmental Cell·TypeExperimental study·DateJun 7, 2023

Long Covid can impact fatigue and quality of life worse than some cancers

A new observational study published in BMJ Open found that long Covid can have a devastating effect on daily lives, with fatigue impacting social activities, work, and relationships. The study's findings suggest that long Covid can leave people with worse fatigue and quality of life than some cancers.

SourceUniversity College London·JournalBMJ Open·TypeObservational study·DateJun 7, 2023
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.

Study finds functional limitations increasing in survivors of cancer

The study, published in JAMA Oncology, found that the percentage of cancer survivors reporting functional limitations has more than doubled over the past 20 years. The adjusted prevalence of functional limitation was highest among pancreatic and lung cancer survivors, while melanoma survivors had the lowest rate.

SourceJohns Hopkins Medicine·JournalJAMA Oncology·DateJun 7, 2023

Aggressive cancer cells grow by protecting their identity

Researchers studied breast cancer cells that spread through the body and found a key mechanism driving their growth. The study reveals how cancer cells employ 'plasticity' to adopt properties promoting metastatic growth.

SourceRuhr-University Bochum·JournalCell Reports·TypeExperimental study·DateJun 7, 2023

Life before air conditioning: Curly hair kept early humans cool

Researchers found that tightly curled scalp hair provided the best protection from the sun's radiative heat while minimizing sweat. This adaptation enabled human brains to grow to modern-day sizes without conserving water through sweating.

SourcePenn State·JournalProceedings of the National Academy of Sciences·DateJun 7, 2023

Study reveals mechanics of the ideal surgical knot

Researchers have published a first study on the mechanics of surgical knots, revealing a simple, robust emergent behavior vis-à-vis knot strength. The study analyzed 50-100 knots tied by a plastic surgeon and found relationships between knot strength and pretension, friction, and number of throws.

SourceEcole Polytechnique Fédérale de Lausanne·JournalScience Advances·DateJun 7, 2023

One third of patients with diabetes in Austria discontinue treatment

Researchers in Austria found that one in three patients with Type 2 diabetes stopped treatment and monitoring for at least a year, resulting in higher mortality rates. This group had a significantly higher mortality rate compared to those who regularly accessed care.

SourceComplexity Science Hub·JournalScientific Reports·TypeData/statistical analysis·DateJun 7, 2023
Fluke 87V Industrial Digital Multimeter

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

Multiple sclerosis discovery IDs key factor that shapes your risk

Scientists at University of Virginia Health System discovered a gene that acts as a master controller for immune tolerance, shedding light on how our immune systems are calibrated to prevent MS. The new understanding could lead to better, more targeted treatments.

SourceUniversity of Virginia Health System·DateJun 7, 2023

Physicists discover an exotic material made of bosons

Researchers at UC Santa Barbara created a new material made of bosonic particles called excitons, forming a correlated insulator. The discovery uses a moiré platform and pump-probe spectroscopy to study the behavior of bosons in a real material system.

SourceUniversity of California - Santa Barbara·JournalScience·DateJun 7, 2023

Researchers find new altered neural circuits in Huntington’s disease

A study published in the Journal of Neuroscience has identified new alterations in neural circuits in mice models of Huntington's disease, significantly impacting its lives. The research found that the M2 cortex sends axonal projections to the superior colliculus, which are deeply impaired and linked to disease symptomatology.

SourceUniversity of Barcelona·JournalJNeurosci·TypeExperimental study·DateJun 7, 2023
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Can conventional speech therapy combined with singing address voice problems in individuals with Parkinson’s disease?

A new study found that combining conventional speech therapy with singing can improve voice problems in individuals with Parkinson's disease. The tele-rehabilitation program showed significant improvements in voice intensity and Voice Handicap Index scores, suggesting a more effective treatment approach.

SourceWiley·JournalInternational Journal of Language & Communication Disorders·DateJun 7, 2023

New dino, ‘Iani,’ was face of a changing planet

A newly discovered plant-eating dinosaur, 'Iani', holds the key to understanding environmental changes during the mid-Cretaceous period. The fossil's presence in North America suggests that this species may have been one of the last survivors of a once-thriving lineage.

SourceNorth Carolina State University·JournalPLOS ONE·TypeObservational study·DateJun 7, 2023

Tracking vanished massive stars by their chemical footprints

Researchers discovered a star with a unique chemical composition matching theoretical expectations for first-generation stars. This finding strongly supports the theory that stars over 140 times the Sun's mass formed in the early Universe.

SourceNational Institutes of Natural Sciences·JournalNature·TypeObservational study·DateJun 7, 2023
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.

Reproductive health counseling among women with congenital heart defects

A new study highlights the importance of reproductive health counseling for women with congenital heart defects (CHD), particularly those with disabilities. Women with CHD and disabilities are more likely to receive advice on avoiding pregnancy due to their condition, emphasizing the need for tailored care.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Women s Health·TypeCase study·DateJun 7, 2023

University of Chicago Education Lab study finds school-based counseling program reduces PTSD symptoms among adolescent girls

A University of Chicago Education Lab study found that a school-based group counseling program can significantly reduce PTSD, anxiety, and depression among Black and Latina girls. The program, Working on Womanhood (WOW), was found to reduce PTSD symptoms by 22% among adolescent girls in Chicago neighborhood schools.

SourceUniversity of Chicago·JournalScience Advances·DateJun 7, 2023

A pair of brain regions prompts females to kill or care for their young

A new study in mice reveals that a middle-brain region controls aggression towards young animals, while another region promotes maternal behavior. The findings suggest that the brain mechanism behind infanticide by women may be similar to that in males.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalNature·TypeExperimental study·DateJun 7, 2023

Creating less-allergenic shrimp using pressure and steam

Scientists have developed a method to create less-allergenic shrimp by altering protein structures, reducing inflammation, and preventing antibody binding. The technique, known as reverse-pressure sterilization, was tested on mice with shrimp allergies and showed promising results.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateJun 7, 2023
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.

Physicists uncover "parallel circuits" of spin currents in antiferromagnets

Researchers at Hefei Institutes of Physical Science discovered Néel spin currents in antiferromagnets, enabling efficient reading and writing for antiferromagnetic spintronics. This finding accelerates spintronics, a next-gen data storage and processing technology.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalPhysical Review Letters·DateJun 7, 2023

Using genomics to unlock the full potential of industrial hemp

A team led by Dr. Alex Harkess is using genomics to unlock the full potential of industrial hemp for sustainable production of fiber, protein, and oil. The project aims to create non-GMO hemp seed bred for multiple markets, leveraging traditional breeding, modern genomics, and agronomic expertise.

SourceHudsonAlpha Institute for Biotechnology·DateJun 7, 2023

Pre-basophils: A basophil origin story

Researchers from Tokyo Medical and Dental University have identified a previously unknown intermediate cell type, pre-basophils, which plays a critical role in the differentiation of precursor cells into mature basophils. These newly discovered cells exhibit higher proliferation capacity and distinct surface protein expression profiles...

SourceTokyo Medical and Dental University·JournalNature Communications·DateJun 7, 2023

New dinosaur species from Utah lived at a time of major transition

A new species of dinosaur, Iani smithi, has been discovered in Utah's Cedar Mountain Formation, providing insights into how dinosaurs weathered ecological change during the mid-Cretaceous period. The discovery suggests that several major groups of dinosaurs survived into the early Late Cretaceous despite the changes.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateJun 7, 2023
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.

MSK-led research finds unexpected link between chromosomal instability and epigenetic alterations

A graduate student's curiosity uncovers a previously unknown link between chromosomal instability and epigenetic alterations in cancer. The study, led by MSK researchers, reveals that chromosomal instability can drive epigenetic changes without requiring gene mutations, shedding light on the biology of advanced, drug-resistant cancers.

SourceMemorial Sloan Kettering Cancer Center·JournalNature·TypeExperimental study·DateJun 7, 2023
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.

Neurotic people are more likely to suffer from mood swings

A new study by Leipzig University found that neurotic individuals experience greater variability in negative emotions, leading to more frequent mood swings. Researchers used Bayesian statistics to analyze data from over 2,500 people and confirmed the association between neuroticism and emotional instability.

SourceUniversität Leipzig·JournalProceedings of the National Academy of Sciences·TypeMeta-analysis·DateJun 7, 2023

Study identifies a protein that could be a target for a vaccine against spotted fever

Researchers at the University of São Paulo identified a protein in Amblyomma ticks essential to their survival while feeding, making it a promising target for developing a vaccine. The study found that silencing gene expression of an inhibitor of apoptosis protein reduced bacterial proliferation and made ticks more resistant to infection.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalParasites & Vectors·DateJun 7, 2023

£1.4m awarded to create early test for Diabetic Peripheral Neuropathy

Scientists have developed an ultra-high-resolution optical coherence tomography device to detect Diabetic Peripheral Neuropathy (DPN) in the cornea. The non-contact rapid imaging technology allows for early detection of small nerve fibres affected by DPN, enabling timely treatment and prevention of disability.

SourceUniversity of Liverpool·DateJun 7, 2023

Researchers discover chemical evidence for pair-instability supernova from a very massive first star

A new study has identified a chemically peculiar star in the Galactic halo as clear evidence of the existence of pair-instability supernovae (PISNe) from very massive first stars. The star's low sodium and cobalt abundances are consistent with predictions for primordial PISN from first-generation stars with 260 solar masses.

SourceChinese Academy of Sciences Headquarters·JournalNature·DateJun 7, 2023

US immigrants particularly vulnerable to food insecurity, study shows

A new study by University of Utah Health finds that non-citizen individuals are more susceptible to food insecurity, even with similar income and education levels. The researchers suggest increasing awareness about safety net programs like SNAP can help reduce disparities in food insecurity between immigrants and US-born citizens.

SourceUniversity of Utah Health·JournalAJPM Focus·TypeData/statistical analysis·DateJun 7, 2023
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.

CSHL harnesses biology’s favorite chemical

Researchers at Cold Spring Harbor Laboratory have devised a chemical transformation called phosphorus fluoride exchange (PFEx), which efficiently assembles complex molecules. This click chemistry method uses phosphorous as a connector, inspired by biology's use of phosphorus in DNA and energy-storing molecules.

SourceCold Spring Harbor Laboratory·JournalChem·DateJun 7, 2023

COVID-19 can cause brain cells to fuse

Researchers discovered COVID-19 causes brain cells to fuse, initiating malfunctions that lead to chronic neurological symptoms. This cell fusion process has not been seen before and may be a major cause of neurological diseases.

SourceUniversity of Queensland·JournalScience Advances·TypeExperimental study·DateJun 7, 2023

Experts uncover the water and emissions footprint of snowmaking: Can we rely on it in an era of climate change?

A national study in Canada found that snowmaking requires 17,000 homes' worth of annual energy and 43.4 million cubic meters of water to produce 42 million cubic meters of machine-made snow. Collaboration between ski operators, policymakers, and environmental organizations is needed to develop sustainable practices.

SourceTaylor & Francis Group·JournalCurrent Issues in Tourism·DateJun 7, 2023
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.

ChatGPT candidate performs well in obstetrics and gynaecology clinical examination, compared to human candidates

ChatGPT achieved high scores in clinical reasoning and demonstrated rapid response times to evolving questions. However, its lack of local ethnic knowledge and limited medical references hindered its performance in highly contextual situations.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalAmerican Journal of Obstetrics and Gynecology·TypeExperimental study·DateJun 7, 2023

Calculation shows why heavy quarks get caught up in the flow

Researchers have calculated the heavy quark diffusion coefficient, which describes how quickly quarks and gluons transfer their momentum to heavier quarks. The calculation reveals that heavy quarks are strongly interacting with the surrounding plasma, making it difficult for them to change direction.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review Letters·DateJun 7, 2023

Potentially producing carbon-neutral fuels: HKU chemists achieve sustainable solar energy conversion with artificial photocatalysis

Researchers at HKU have designed a self-assembling artificial spherical chromatophore nanomicelle system that mimics the photosynthetic apparatus of bacteria, achieving high stability and efficiency in solar energy conversion. This breakthrough could lead to sustainable solutions for carbon-neutral fuels and renewable energy.

SourceThe University of Hong Kong·JournalNature Catalysis·TypeExperimental study·DateJun 7, 2023

To groom or not to groom | “Triage” in the ant kingdom

Researchers discovered that ants preferentially groom the individuals carrying the highest amount of fungal spores, which are the greatest disease risk. This unique combination of simple rules leads to highly efficient colony-level disease control and 'social immunity' in ant colonies.

SourceInstitute of Science and Technology Austria·JournalNature Communications·TypeExperimental study·DateJun 7, 2023
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.