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Science News Archive February 2025 - Page 26


Page 26 of 44
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.

Safeguarding intestinal stem cells during aging through balanced signaling

The study reveals that the interplay between ERK/MAPK and IFN-gamma signaling is essential for preserving intestinal stem cells during aging. The researchers found that maintaining a balance between these signaling pathways is critical for supporting stem cell maintenance, while also driving age-related changes in differentiated cells.

SourceInstitute for the Advanced Study of Human Biology (ASHBi), Kyoto University·JournalCell Reports·TypeExperimental study·DateFeb 13, 2025

Analyzing odorants without artifacts

A new comparative study has confirmed on-column injection as the most reliable method for analyzing odorants in food, minimizing artifact formation. This method proves to be particularly effective in reducing odor-active artifacts and obtaining a representative odorant spectrum.

SourceLeibniz-Institut für Lebensmittel-Systembiologie an der TU München·JournalJournal of Chromatography A·TypeExperimental study·DateFeb 13, 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.

New study of effect of CCTV cameras on crime in Newark, NJ, highlights value of longer-term evaluations

A new study by Northeastern University's Crime Prevention Lab found that CCTV cameras in Newark, NJ, were associated with reduced auto thefts three to four years after installation. The study highlights the importance of longer-term evaluations to understand the persistence and potential increase of crime prevention effects.

SourceAmerican Society of Criminology·JournalCriminology & Public Policy·DateFeb 13, 2025

UConn researchers unlock new potential porcine virus treatment

Researchers have identified a small molecule that can successfully disable the virus' mechanisms, reducing viral particles by 1,000 times. The discovery could lead to effective preventative treatments and applications for human anti-viral drug development.

SourceUniversity of Connecticut·JournalJournal of Virology·TypeExperimental study·DateFeb 13, 2025

U.S. abortion bans and infant mortality

A study found that US states adopting abortion bans experienced significant increases in infant mortality, especially for deaths caused by congenital conditions. These increased mortality rates were disproportionately high among already vulnerable populations, such as Black infants and residents of Southern states.

SourceJAMA Network·JournalJAMA·DateFeb 13, 2025

Postpartum depression discovery opens door to blood test, earlier treatment

Researchers discovered a link between neuroactive steroids in pregnant women's blood and the risk of developing postpartum depression. Measuring these molecules via a blood test could enable doctors to provide treatment sooner. The study may lead to a preventive treatment using existing prescription drugs.

SourceUniversity of Virginia Health System·JournalNeuropsychopharmacology·DateFeb 13, 2025
Apple iPhone 17 Pro

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

Critical gaps in research hinder breast cancer screening for Black women

A new review study found significant gaps in existing research on breast cancer within the Black community and barriers preventing eligible but non-participating women from screenings. The study highlights the need for culturally sensitive research to address emotional and psycho-social barriers faced by Black women.

SourceUniversity of Surrey·JournalPsycho-Oncology·DateFeb 13, 2025

Research shows blood test may provide personalized dietary therapy for patients with irritable bowel syndrome

A blood test has been found to identify personalized dietary triggers for patients with irritable bowel syndrome, resulting in improved abdominal pain relief. The study showed that 59.6% of participants who removed trigger foods experienced significant reduction in abdominal pain compared to 42.2% in the control group.

SourceMichigan Medicine - University of Michigan·JournalGastroenterology·TypeRandomized controlled/clinical trial·DateFeb 13, 2025

Los Angeles groundwater remained depleted after 2023 deluge, study finds

A new analysis of seismic data shows that historic rainfall in 2023 nearly refilled surface reservoirs and shallow aquifers but failed to replenish deeper aquifers, leaving them 25% full. The study developed a new Seismic Drought Index to quantify water deficits at different depths, providing a potential tool for groundwater management.

SourceStanford University·JournalScience·DateFeb 13, 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.

New England’s salt marshes store 10 million cars’ worth of carbon—and add another 15,000-worth every year

Scientists at UMass Amherst accurately quantify coastal carbon storage using satellites, revealing 10 million cars' worth of carbon stored in top meter of soil and an additional 15,000-worth each year. The results are crucial for a resilient, low-carbon future, highlighting the potential for salt marshes to mitigate climate change.

SourceUniversity of Massachusetts Amherst·JournalJournal of Geophysical Research Biogeosciences·DateFeb 13, 2025

Stalled microbiomes: Dartmouth-led study reveals that cystic fibrosis disrupts early gut development in infants

A Dartmouth-led study reveals that cystic fibrosis disrupts the maturation of the gut microbiome in infants, leading to a depletion of health-associated bacteria and potentially poor health outcomes. The study found that the microbiomes of infants with CF remained stunted or delayed in their development compared to healthy infants.

SourceThe Geisel School of Medicine at Dartmouth·JournalmBio·DateFeb 13, 2025

Tufts researchers discover how experiences influence future behavior

Researchers found that early life stress impairs the neural circuit responsible for emotional decisions in mice, leading to socially avoidant behaviors. The study suggests that dysfunctional dopamine signaling in the midbrain may contribute to antisocial behaviors associated with childhood neglect or related forms of abuse.

SourceTufts University·JournalJNeurosci·TypeExperimental study·DateFeb 13, 2025

Gene ‘silencer’ in junk DNA prevents fatal neurological disease

A team of geneticists discovered a gene 'silencer' in junk DNA that prevents the devastating neurological disease autosomal dominant leukodystrophy (ADLD). The silencer element regulates lamin B1 expression, only affecting one type of cell, and its presence can spare patients from fatal symptoms.

SourceUniversity of Pittsburgh·JournalNature Communications·DateFeb 13, 2025
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.

Research team identifies carbonate-dissolving microorganisms

A University of Nebraska-Lincoln research team has identified methanogens that can consume hydrogen and dissolve calcium carbonate, producing methane. This discovery has implications for the sustainable development of bioenergy sources and challenges current understanding of carbonate mineral stability.

SourceUniversity of Nebraska-Lincoln·JournalCommunications Earth & Environment·TypeExperimental study·DateFeb 13, 2025

Study maps new brain regions behind intended speech

Researchers identified specific non-frontal brain areas involved in speech intent, which can be used to distinguish between language production and perception. This study is a crucial step towards developing a brain-computer interface to treat patients with Broca's aphasia.

SourceNorthwestern University·JournalJournal of Neural Engineering·DateFeb 13, 2025

Scientists find new biomarker that predicts cancer aggressiveness

Researchers found a biomarker, RNA Polymerase II (RNAPII), associated with tumor aggressiveness and recurrence in meningioma and breast cancers. The study developed a novel profiling technology, Cleavage Under Targeted Accessible Chromatin (CUTAC), to measure gene transcription activity from DNA, which predicted cancer outcomes.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalScience·DateFeb 13, 2025

U.S. abortion bans and fertility

A new study suggests that US abortion bans are associated with increased fertility rates, particularly among subpopulations experiencing structural disadvantages. The findings also highlight the negative impact of these policies on maternal and child health outcomes.

SourceJAMA Network·JournalJAMA·DateFeb 13, 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.

An enzyme to disarm tumors

Researchers have discovered an enzyme called CH25H in cancerous lymphatic cells whose properties enable the immune system to fight tumors more effectively. The enzyme converts cholesterol into 25-hydroxycholesterol, a metabolite that promotes antiviral immunity and enhances anti-tumor immunity.

SourceUniversité de Genève·JournalNature Communications·DateFeb 13, 2025

Simple treatment can save lives for men with a common chromosomal disorder

A Danish study reveals that testosterone treatment can nearly halve the mortality rate among men with Klinefelter syndrome, reducing cardiovascular disease risk and increasing life expectancy. The treatment also improves quality of life and may have positive effects on metabolism, muscle mass, and bone health.

SourceAarhus University·JournalThe Lancet·TypeData/statistical analysis·DateFeb 13, 2025

School salad bars raise fruit intake among kids and benefit economically diverse schools, VCU researchers find

According to a new study by Virginia Commonwealth University researchers, school salad bars increased elementary school students' fruit intake but had no impact on vegetable consumption. Students in 'salad bar' schools selected a greater variety of fruits and vegetables, potentially leading to a greater range of nutrient intake.

SourceVirginia Commonwealth University·JournalInternational Journal of Behavioral Nutrition and Physical Activity·DateFeb 13, 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.

The KM3NeT detector, a powerful telescope submerged in the depths of the Mediterranean Sea, detects the highest-energy neutrino ever observed

The KM3NeT collaboration has detected the highest-energy neutrino ever captured by a similar experiment, with an estimated energy of 220 PeV. This finding provides evidence that high-energy neutrinos are produced in the universe and opens new avenues for observing extreme astrophysical phenomena.

SourceUniversity of Granada·JournalNature·TypeExperimental study·DateFeb 13, 2025

First scientific documentation of California coyotes eating harbor seal pups

Researchers captured three instances of coyotes dragging and devouring baby harbor seal pups on MacKerricher State Beach. The study found that the coyotes' brain was often the first part eaten, with other predators like vultures and ravens also feeding on the carcasses.

SourceUniversity of California - Santa Cruz·JournalEcology·TypeObservational study·DateFeb 13, 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.

New genetic mutation linked to Alzheimer’s risk

Researchers at the University of Florida have discovered a novel genetic mutation associated with an accumulation of toxic proteins in Alzheimer's brains. The study found that people carrying a specific variation of this repeated DNA strand have more than double the risk of developing late-onset Alzheimer's.

SourceUniversity of Florida·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 13, 2025

Nanoplastics at lofty heights

Researchers detect nanoplastic particles on glaciers in France, Italy, and Switzerland, suggesting sea pollution as the source. The concentrations of nanoplastics varied between locations, with wind direction affecting their accumulation.

SourceHelmholtz Centre for Environmental Research - UFZ·JournalScientific Reports·TypeExperimental study·DateFeb 13, 2025

Branching channel:

Researchers found that neural activity in the prefrontal cortex maintained a stable state, which was then integrated with information from a sensory cue. This study introduces the concept of 'branching channels' in neural networks, which can be concatenated to form tree-structured representations.

SourceInternational Research Center for Neurointelligence (WPI-IRCN), The University of Tokyo·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateFeb 13, 2025

USTC develops high-performance rechargeable lithium-hydrogen gas batteries

A research team at USTC has introduced a new chemical battery system utilizing hydrogen gas as the anode, achieving exceptional electrochemical performance and a round-trip efficiency of 99.7%. The Li-H battery demonstrated high theoretical energy density and stable voltage, making it a strong candidate for next-generation power storage.

SourceUniversity of Science and Technology of China·JournalAngewandte Chemie International Edition·DateFeb 13, 2025

Next-gen Alzheimer’s drugs extend independent living by months

Researchers at WashU Medicine found that new Alzheimer's therapies can add up to 10 months of independent living with lecanemab and 8 months with donanemab. The study provides a more meaningful measure of treatment benefits, focusing on day-to-day impacts on patients' lives.

SourceWashU Medicine·JournalAlzheimer’s & Dementia·TypeData/statistical analysis·DateFeb 13, 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.

Discovering topological structures in water

A team of scientists has experimentally generated various topological structures in water waves, including skyrmions, merons, Möbius strips, and vortices with different topological charges. These findings have the potential to revolutionize microfluidics and biomedical engineering.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalNature·DateFeb 13, 2025

Dessert stomach emerges in the brain

A group of nerve cells called POMC neurons are responsible for dessert cravings, releasing a feel-good opiate when mice eat sugar. This pathway is activated even before eating, and blocking it reduces sugar consumption in full animals.

SourceMax Planck Institute for Biology of Ageing·JournalScience·TypeExperimental study·DateFeb 13, 2025

ETSU research explores Spanish flu’s impact on Appalachia

Researchers at East Tennessee State University examined how the 1918 Spanish influenza pandemic disproportionately impacted Appalachian communities, exacerbating long-standing health disparities such as limited healthcare access and systemic poverty. The study draws striking parallels to the challenges faced by the region during the CO...

SourceEast Tennessee State University·DateFeb 13, 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.

Unique five-atom bismuth ring synthesized

Researchers have synthesized a Bi5−ring, a molecule with five bismuth atoms, and stabilized it in a metal complex. The discovery fills a gap in chemical knowledge and enables future applications in materials research, catalysis, and electronics.

SourceKarlsruher Institut für Technologie (KIT)·JournalNature Chemistry·TypeExperimental study·DateFeb 13, 2025

FAU joins the nation’s most elite research universities and colleges

Florida Atlantic University (FAU) has been designated as an R1 institution by the Carnegie Classification of Institutions of Higher Education, recognizing its high research spending and doctorate production. FAU's strong research program fosters interdisciplinary collaboration and drives innovation in various fields.

SourceFlorida Atlantic University·DateFeb 13, 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.

Curbing the global spread of sexually transmitted diseases

A team of scientists has developed a cutting-edge technology to analyze bacterial sexually transmitted infections (STIs) using genome sequencing. The 'target enrichment' method enables high-resolution analysis of Chlamydia trachomatis and other pathogens, revealing new insights into their transmission and development pathways.

SourceUniversity of Zurich·JournalMicrobial Genomics·TypeRandomized controlled/clinical trial·DateFeb 13, 2025

Recyclable plastic for the printer

Researchers have introduced a new class of polymers called polythioenones, which are mechanically and chemically recyclable and suitable for 3D printing. These polythioenones demonstrate better mechanical properties than conventional polyolefins thanks to a special ring-shaped building block.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateFeb 13, 2025
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

MSK Research Highlights, February 13, 2025

A new treatment, datopotamab deruxtecan, has been approved by the FDA for people with metastatic ER-positive breast cancer. Researchers at Memorial Sloan Kettering Cancer Center have also discovered a new strategy to overcome resistance in prostate cancers, suggesting that targeting mTOR may restore sensitivity. Additionally, an MSK re...

SourceMemorial Sloan Kettering Cancer Center·DateFeb 13, 2025

U.S. stream network is longer during annual high-flow conditions

Stream networks in the US increase significantly with seasonal rainfall and snowmelt, influencing sediment transport and aquatic habitats. The study provides a framework for forecasting climate-driven changes in stream networks across the continental US.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateFeb 13, 2025

YOLO-Behavior: A new and faster way to extract animal behaviors from video

A new computer vision framework, YOLO-Behavior, automatically identifies animal behaviors from videos, overcoming manual annotation limitations. The method has been applied to various study systems, doubling available data for parental care behavior and enabling rapid analysis of cooperative behavior.

SourceUniversity of Konstanz·JournalMethods in Ecology and Evolution·DateFeb 13, 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.

Study: Air pollution exposure late in pregnancy increases NICU admission risk

A new study from the University at Buffalo measures neonatal intensive care unit (NICU) admissions and satellite-based air pollution data, finding that newborns exposed in the last month of pregnancy to higher levels of NO2 have a 30-35% higher risk of NICU admission and an 11-22% increased risk associated with PM2.5.

SourceUniversity at Buffalo·JournalScientific Reports·TypeObservational study·DateFeb 13, 2025

Feeling supported and listened to by our partner improves physical and emotional health, according to a study by the University of Granada

A study by the University of Granada found that feeling supported and listened to by one's partner has a significant impact on general health and well-being. The Perceived Responsiveness and Insensitivity Scale (PRIS-SA) tool, adapted from an English scale, measures this aspect of relationships.

SourceUniversity of Granada·JournalJournal of Social and Personal Relationships·TypeSurvey·DateFeb 13, 2025

Engineers discover key barrier to longer-lasting batteries

University of Texas at Dallas researchers have discovered why LiNiO2 batteries break down during charging and are testing a solution to remove the key barrier to widespread use. They developed a theoretical solution that reinforces the material by adding a positively charged ion, creating pillars to strengthen the cathode.

SourceUniversity of Texas at Dallas·JournalAdvanced Energy Materials·TypeComputational simulation/modeling·DateFeb 13, 2025

Greetings from the Fourth Dimension

Researchers from the Technion and University of Stuttgart discovered that higher-dimensional crystals dictate the topological properties of quasiperiodic crystals. The discovery paves the way for new methods to measure thermodynamic properties, offering insights into the interplay between thermodynamic and topological properties.

SourceTechnion-Israel Institute of Technology·JournalScience·TypeExperimental study·DateFeb 13, 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.

The molecular einstein

Researchers at Swiss Federal Laboratories for Materials Science and Technology (EMPA) solve the molecular einstein problem, revealing a unique arrangement of chiral molecules on silver surfaces. The discovery sheds light on the properties of these molecules and their potential applications in physics.

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalNature Communications·TypeExperimental study·DateFeb 13, 2025