Add BrightSurf on Google Email

Science News Archive February 2025 - Page 22


Page 22 of 44

Mystery of 'remarkable' cosmic explosion that lay hidden for years

Researchers found a remarkable X-ray flash in archived Chandra Observatory data, hinting at possible explanations: X-ray burst, magnetar flare, or new cosmic event. The discovery showcases the potential of AI for scientific breakthroughs in astronomical archives.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateFeb 17, 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.

For twenty years, grid cells kept a secret

Researchers at the Kavli Institute discovered that grid cells perform rapid, rhythmic sweeps into the space ahead of the animal, allowing it to probe the environment. This new understanding of spatial navigation reshapes our understanding of how the brain builds mental maps and tracks precise positions within these landscapes.

SourceNorwegian University of Science and Technology·JournalNature·TypeExperimental study·DateFeb 17, 2025

​New technology turns waste heat into electricity, defies physical limit

Researchers have developed a new technology that can turn thermal radiation into electricity in a way that exceeds the physical limit of Planck's law. The breakthrough could revolutionize manufacturing industries by increasing power generation without high temperature heat sources or expensive materials.

SourceUniversity of Colorado at Boulder·JournalEnergy & Environmental Science·DateFeb 17, 2025

Estrogen partially restores progesterone production and ovarian health in mice with lysosomal storage disorder

A recent study found that estrogen can partially restore progesterone levels and improve ovarian health in Mcoln1−/− mice, a model for human mucolipidosis type IV. The research also showed that hormone therapies including estrogen improved luteal cell morphology and lysosomal function.

SourceShanghai Jiao Tong University Journal Center·JournalReproductive and Developmental Medicine·DateFeb 17, 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.

Researchers map brain development at the protein level in unprecedented detail

The study analyzed over 24 million individual cells from mouse brains, revealing detailed molecular pathways that guide brain development. The research team discovered two distinct developmental pathways for oligodendrocytes and offered new insights into how different brain cell types emerge and mature.

SourceUniversity of Virginia College and Graduate School of Arts & Sciences·JournalNature Neuroscience·DateFeb 17, 2025

New subtypes of fat cells discovered in the human body

A new study identified unique subpopulations of fat cells with complex predicted functions, and even found differences between human fat tissues in intercellular communication. The discovery provides a basis for further research to advance personalized medicine in obesity.

SourceBen-Gurion University of the Negev·JournalNature Genetics·TypeExperimental study·DateFeb 17, 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.

Opportunity for citizen scientists to join microplastics expedition

Citizen scientists can join world-renowned microplastic expert Professor Claire Gwinnett on an expedition to monitor microplastic pollution in basking shark feeding sites. The expeditions will use a new app with AI analysis to categorize plastic samples, providing valuable data on microplastic levels and health impacts on sharks.

SourceStaffordshire University·TypeExperimental study·DateFeb 17, 2025

Sliding down

Researchers discover that disordered solids lose stability at low-frequency vibrations near zero, leading to a 'loose state' where particles slide in clusters. The theory applies to materials with negligible thermal fluctuations, including those found in space.

SourceUniversity of Konstanz·DateFeb 17, 2025
Apple iPhone 17 Pro

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

Astroparticle physics: Record-breaking neutrino detected

Researchers at FAU's ECAP played a leading role in detecting the unusual discovery, which is puzzling due to its high energy and rarity. The detection could provide new insights into cosmic particle accelerators and the processes driving them.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·JournalNature·DateFeb 17, 2025

Study reveals extent of ecological damage from Niger Delta oil spills

A research team used earth observation radar data to map the impact of oil pipeline networks on mangroves in the Niger Delta, finding a mortality rate of 5,644 hectares per year. The study highlights specific locations needing immediate intervention and restoration, and identifies new pipeline sites with unreported oil spill damage.

SourceUniversity of Galway·JournalRemote Sensing·TypeImaging analysis·DateFeb 17, 2025

Rat bait proving lethal to endangered Australian species

New research from Edith Cowan University found that five native marsupial carnivores tested positive for anticoagulant rodenticides, with 21% having multiple compounds in their blood stream. The study highlights the potential risks of these poisons to endangered species.

SourceEdith Cowan University·JournalScience of The Total Environment·TypeObservational study·DateFeb 17, 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.

Algal blooms intensify in global large lakes over the past two decades

A study found that algal blooms increased significantly in global large lakes over the past two decades, particularly in subtropical regions. The median annual bloom frequency increased by +1.8% per year, with a stronger correlation between temperature fluctuations and bloom events.

SourceScience China Press·JournalNational Science Review·DateFeb 17, 2025

Breakthrough observation of real-time protein translocation by SecYEG-SecA complex

A team of researchers from Japan directly visualized protein translocation across membranes for the first time, providing insights into the SecYEG-SecA complex dynamics and its role in facilitating protein movement. The study estimated a protein translocation rate of 2.2 amino acid residues per second.

SourceNara Institute of Science and Technology·JournalNature Communications·TypeImaging analysis·DateFeb 17, 2025

Membrane-targeted push-pull azobenzenes for the optical modulation of membrane potential

Researchers developed push-pull azobenzenes that interact with the lipid bilayer and induce light-dependent membrane potential changes. The molecules' ability to partition into membranes and undergo isomerization allows for precise modulation of surface charge, enabling non-invasive cell stimulation.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateFeb 17, 2025

Children with ARFID face increased risk of disease

A new study found that children with avoidant restrictive food intake disorder (ARFID) are at a higher risk of developing intellectual disability, autism, gastro-oesophageal reflux disease, epilepsy, and chronic lung diseases. They also experience more medical diagnoses and require longer hospital stays than other children.

SourceKarolinska Institutet·JournalJAMA Pediatrics·TypeObservational study·DateFeb 17, 2025
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.

Older patients can inadvertently be put at risk when they are taken off blood-thinning drugs

A study by University of Bath researchers found that stopping anticoagulants for patients aged 75 and over does not significantly affect the risk of major bleeding, but increases the risk of serious events like stroke and death. This highlights the need for clinicians to carefully consider the risks of stopping anticoagulation therapy ...

SourceUniversity of Bath·JournalHeart·TypeObservational study·DateFeb 17, 2025

Ultrasounds could help process edible flowers as food ingredients

Researchers from the University of Georgia are exploring how to repurpose edible flowers as sustainable food ingredients using ultrasound technology. The method helps dry out and preserve flowers without compromising their quality, making them a viable source of protein, vitamins, and minerals.

SourceUniversity of Georgia·JournalJournal of Food Process Engineering·DateFeb 17, 2025

Boosting the gut barrier offers hope for Crohn’s disease

Researchers at University of Gothenburg have identified a critical mechanism to slow down Crohn's disease progression by repairing the protective barrier of the gut. By reinforcing the gut's natural defenses, new drug targets may be developed to treat the disease.

SourceUniversity of Gothenburg·JournalJCI Insight·TypeExperimental study·DateFeb 17, 2025
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

NIOZ researchers make dataset on tidal flats of entire Wadden Sea available

The Royal Netherlands Institute for Sea Research (NIOZ) has made a comprehensive dataset on the tidal flats of the Dutch Wadden Sea available, providing valuable insights into biodiversity and ecosystem changes. The SIBES project has collected data since 2008, revealing shifts in benthic animal species due to climate change.

SourceRoyal Netherlands Institute for Sea Research·JournalScientific Data·DateFeb 17, 2025

WVU research shows buyers believe karma, not boycotts should punish brands for bad behavior

Research by West Virginia University expert Kylie Vo found that consumers who believe in karma are more likely to forgive companies that behave immorally and less likely to boycott them. In contrast, non-moral transgressions like defective products or misleading claims can severely damage consumer-brand relationships and brand value.

SourceWest Virginia University·JournalJournal of the Association for Consumer Research·DateFeb 17, 2025

How staphylococcus aureus ‘steals’ iron from our blood during infections

Researchers have mapped the full sequence of protein-protein interactions during iron extraction by Staphylococcus aureus, opening possibilities for developing new treatments. The study used TR-XSS technique to observe the dynamics of IsdB-Hb complex formation and found that iron is extracted only when both Hb chains are bound to IsdB.

SourceEuropean Synchrotron Radiation Facility·JournalNature Communications·TypeExperimental study·DateFeb 17, 2025

The fire paradox: Tree-ring data shows wildfire activity has declined, not increased

A study published in Nature Communications shows that widespread wildfires were frequent about every 10-20 years in many areas, but severe fires have increased due to natural fire cycles being disrupted. The data suggests that the prevalence of non-fire years has led to denser forests and hotter, more destructive wildfires.

SourceUniversity of Arizona·JournalNature Communications·TypeData/statistical analysis·DateFeb 17, 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.

From climate change and economy to particle accelerators

The motion of particles in high-energy nuclear collisions follows a Lévy-stable distribution, confirming the interdisciplinary nature of the phenomenon. This finding has implications for fields such as biology, earth sciences, and economics.

SourceEötvös Loránd University·JournalCommunications Physics·DateFeb 17, 2025

AI-generated journalism falls short of audiences’ expectations: report

A new industry report highlights the potential risks of generative artificial intelligence in journalism, including misleadings content and bias, while also identifying opportunities for AI-assisted tasks. News audiences are more comfortable with AI when they use it themselves, but concern about job displacement remains.

SourceRMIT University·JournalJournalism Practice·TypeSurvey·DateFeb 17, 2025

Light from artificial atoms

Researchers at TU Wien and ISTA have developed artificial atoms made of superconducting circuits that can be tuned to specific energy values. These 'artificial atoms' enable the storage and retrieval of light, opening up new possibilities for quantum experiments.

SourceVienna University of Technology·JournalPhysical Review Letters·TypeExperimental study·DateFeb 17, 2025
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.

Flood risk on the rise: Climate change causes more persistent heavy rainfall

A new study by the University of Graz finds that long-lasting intense cut-off lows will become more frequent in the Northern Hemisphere due to climate change. These storms can lead to prolonged heavy precipitation and increased flood risk in regions such as Canada, northern Europe, Siberia, and China.

SourceUniversity of Graz·JournalCommunications Earth & Environment·TypeData/statistical analysis·DateFeb 17, 2025

New remotely-delivered support programme could deliver excellent care while saving the NHS and social care an average of £9000 a year for each person with dementia

A new remotely-delivered support programme, NIDUS-Family, has been shown to improve the lives of people with dementia while reducing healthcare costs. The programme uses goal setting and personalized care to help individuals live well at home for longer, resulting in cost savings of £8934 per person over one year.

SourceQueen Mary University of London·JournalThe Lancet Healthy Longevity·TypeRandomized controlled/clinical trial·DateFeb 17, 2025

Global action needed to solve the medical oxygen crisis

A new global report highlights the need for universal access, national roadmaps and affordable care to solve the medical oxygen gap. The Lancet Global Health Commission recommends investing in strengthening medical oxygen systems, making pulse oximeters more accessible and widely available.

SourceMurdoch Childrens Research Institute·JournalThe Lancet Global Health·TypeObservational study·DateFeb 17, 2025

Study findings raise questions about the inclusion of sepsis bundle in the CMS value program

A systematic review found no moderate-to-high level evidence that compliance with the Centers for Medicare & Medicaid Services' (CMS) Severe Sepsis and Septic Shock Management Bundle was associated with improved sepsis mortality. The study suggests reconsidering the inclusion of the bundle in the Hospital Value-Based Purchasing program.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateFeb 17, 2025

Biological clock plays critical role in driving teens’ late-day eating habits

Researchers discovered that adolescents with higher body mass indexes consumed more calories later in the day than their peers of healthy weight. The study controlled for environmental and behavioral influences to isolate the role of the circadian system in shaping eating patterns.

SourceBrown University·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateFeb 17, 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.

AI screening for heart failure clinical trial speeds up enrollment, study finds

Researchers at Mass General Brigham used a generative AI tool to screen patients for a heart failure clinical trial, significantly improving speed and efficiency compared to manual screening. The study found that the AI-assisted screening process screened 458 eligible patients compared to 284 in the manual group.

SourceMass General Brigham·JournalJAMA·TypeRandomized controlled/clinical trial·DateFeb 17, 2025

Breaking the pattern: How disorder toughens materials

Engineers at the University of Pennsylvania and Aarhus University found that introducing just the right amount of disorder can increase the toughness of certain materials by 2.6 times. This discovery opens up new possibilities for widespread use of so-called mechanical metamaterials.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·TypeExperimental study·DateFeb 17, 2025
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.

Accelerated drug-testing platform for ALS paves way for therapeutic innovation

The HEALEY ALS Platform Trial has evaluated four treatment regimens for Amyotrophic Lateral Sclerosis (ALS), a fatal neurodegenerative disease, using a common research setup. The trial showed promising trends in other outcome measures and biomarkers, informing the design of future phase 3 trials.

SourceMassachusetts General Hospital·JournalJAMA·TypeRandomized controlled/clinical trial·DateFeb 17, 2025

Study reveals surge in gambling addiction following legalization of sports betting

A new study reveals a dramatic increase in sports betting and gambling addiction help-seeking since the Supreme Court legalized sportsbooks in 2018. Online sportsbooks have had a substantially greater impact on this issue than traditional brick-and-mortar sportsbooks, with nationwide searches for help increasing by 23% nationally.

SourceUniversity of California - San Diego·JournalJAMA Internal Medicine·TypeObservational study·DateFeb 17, 2025
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.

Inadequate postpartum screening for hypertension and diabetes a ‘missed opportunity’ for women, study suggests

A new study published in Circulation suggests that less than one in five patients are tested for cardiovascular risk factors following pregnancy-related hypertension or diabetes. This leaves women without adequate screening for high blood pressure, lipids, and sugars, increasing their risk of future stroke or heart disease.

SourceInstitute for Clinical Evaluative Sciences·JournalCirculation·TypeObservational study·DateFeb 17, 2025

Biological clock plays critical role in driving teens’ late eating habits

Researchers found that teens with obesity consumed more calories in the late afternoon and early evening compared to their peers of healthy weight. The study, published in PNAS, demonstrates that the body's biological clock directly impacts food intake throughout the day.

SourceBrigham and Women's Hospital·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateFeb 17, 2025
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.

Wildfires in the Andes cause severe soil degradation and hinder ecosystem recovery

A new study reveals the extreme vulnerability of young volcanic soils to wildfires in the Arequipa shrublands of Peru. The research found that vegetation and soil combustion, combined with post-fire erosion, have caused a severe loss of soil organic carbon, hindering ecosystem recovery.

SourceUniversidad Miguel Hernandez de Elche·JournalSpanish Journal of Soil Science·TypeExperimental study·DateFeb 17, 2025