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Science News for May 23, 2025


Study reveals different phases of evolution during ice age

A recent study has discovered that cold-adapted species began evolving 2.6 million years ago, with many modern species emerging around 700,000 years ago. The research provides insights into the evolution of Arctic ecosystems and highlights the importance of understanding past adaptations to inform conservation efforts.

SourceBournemouth University·JournalTrends in Ecology & Evolution·TypeData/statistical analysis·DateMay 23, 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.

Daytime boosts immunity, scientists find

A breakthrough study has uncovered how daylight can boost the immune system's ability to fight infections by synchronizing neutrophil circadian clocks. The research found that light regulates the timing of neutrophil activation, leading to increased bactericidal activity and improved daytime immunity.

SourceUniversity of Auckland·JournalScience Immunology·TypeExperimental study·DateMay 23, 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.

Nano-scale biosensor lets scientists monitor molecules in real time

Researchers at Stanford University have developed a modular biosensor called SENSBIT that can continuously track drug concentration profiles in real time. The device has remained functional for up to seven days when implanted directly into the blood vessels of live rats.

SourceStanford University·JournalNature Biomedical Engineering·DateMay 23, 2025

Topological links and knots of speckled light mediated by coherence singularities

Researchers have introduced a novel class of three-dimensional topological structures, 'incoherent links and knots', constructed from coherence singularities. Despite the random distribution of the instantaneous electric field, these structures exhibit stable topological configurations.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateMay 23, 2025

Unique chemistry discovered in critical lithium deposits

Scientists at Duke University have discovered a new geochemical landscape in critical lithium deposits, where boron plays a key role in controlling brine pH levels. The study found that natural brines contain high levels of boron, which is responsible for the unique chemistry in these regions.

SourceDuke University·JournalScience Advances·DateMay 23, 2025
Apple iPhone 17 Pro

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

Unmasking human trafficking: New AI research reveals hidden recruitment networks

A groundbreaking study using machine learning analyzes millions of online ads to uncover patterns linking deceptive job offers to sex trafficking networks. The research reveals a hidden supply chain that can now be exposed and interrupted earlier in the trafficking process.

SourceInstitute for Operations Research and the Management Sciences·JournalManufacturing & Service Operations Management·TypeObservational study·DateMay 23, 2025

Sound insulation tiles at school help calm crying children #ASA188

A study conducted at a Japanese school found that classrooms with sound-absorbing materials experienced reduced crying rates among young children, who were able to communicate more clearly. The research aimed to raise awareness about the importance of acoustics in educational settings and inspire regulations.

SourceAcoustical Society of America·DateMay 23, 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.

A smart chemistry twist: self-pausing Fenton system enhances water treatment safety

A new Fenton system introduces a pH-responsive mechanism that produces hydroxyl radicals only within a specific pH range, preventing side reactions and improving treatment efficiency. The system's automatic shutdown in acidic conditions minimizes chemical overuse and reduces reliance on energy-intensive methods.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateMay 23, 2025

Millions of HealthCare.gov participants face coverage loss due to burdensome reenrollment policies, according to new research

A recent study on HealthCare.gov found that burdensome reenrollment policies led to a significant decrease in enrollment and an estimated quarter of a million Americans lost their Marketplace health insurance coverage in 2024. The researchers argue that increasing administrative burdens will lead to more coverage losses.

SourceUniversity of Pittsburgh·JournalJAMA Health Forum·TypeData/statistical analysis·DateMay 23, 2025

Conservation sweet spots: research reveals where protecting nature helps both birds and humans in the United States

A new study finds that 75% of forest-dwelling birds are well-represented by ecosystem service priority areas, including the Appalachian Mountains and Sierra mountain ranges. The research highlights areas where protecting nature can have co-benefits for biodiversity, climate, and human health.

SourceCornell University·JournalEcosystem Services·TypeData/statistical analysis·DateMay 23, 2025

Study: DNA test detects three times more lung pathogens than traditional methods

A recent study found that Metagenomic next-generation sequencing (mNGS) can detect pathogens in 86% of cases, outperforming conventional microbiological tests which identified pathogens in only 67% of cases. mNGS guides treatment decisions and improves patient outcomes by detecting rare/atypical pathogens.

SourceBGI Genomics·JournalFrontiers in Cellular and Infection Microbiology·DateMay 23, 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.

Assembly instructions for enzymes

Researchers from Max Planck Institute for Dynamics and Self-Organization derived three golden rules to design functional enzymes. These rules prioritize interface coupling, conformational change speed, and reaction dynamics.

SourceMax Planck Institute for Dynamics and Self-Organization·JournalChem Catalysis·DateMay 23, 2025

New verification framework uncovers safety lapses in self-driving system autoware

Researchers used a new verification framework to test the safety of Autoware, revealing potential limitations in critical traffic situations. The study found that Autoware failed to consistently follow safety rules during scenarios like cut-in, cut-out, and deceleration, highlighting the need for improvement before real-world deployments.

SourceJapan Advanced Institute of Science and Technology·JournalIEEE Transactions on Reliability·DateMay 23, 2025

Modeling advances could change how we cure diseases

UTA researcher Suvra Pal has been awarded a $1.8 million grant to develop advanced predictive models that can better predict cures and guide safer treatment. These models could transform how doctors treat cancer and other serious illnesses by offering more personalized and accurate predictions for patients.

SourceUniversity of Texas at Arlington·DateMay 23, 2025

Hybrid strategy in compact tailoring of multiple degrees-of-freedom toward high-dimensional photonics

Researchers have demonstrated an intelligent hybrid strategy for simultaneous multi-degree-of-freedom tailoring, enabling the generation of high-dimensional laser fields. This advancement represents a significant step forward in high-dimensional photonics, offering advantages in scalability and simplicity.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateMay 23, 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.

ESMO releases version 2.0 of the Magnitude of Clinical Benefit Scale

The European Society for Medical Oncology (ESMO) has released the latest version of the ESMO-MCBS scale, which measures the clinical benefit of cancer treatments. The new version incorporates 13 critical amendments to improve evaluation and accuracy, with a focus on patient preferences and toxicity annotations.

SourceEuropean Society for Medical Oncology·DateMay 23, 2025

Muscle quality may hold clues to early cognitive decline

A recent study published in the Journal of Cachexia, Sarcopenia and Muscle found that phase angle, a measure of muscle quality, is linked to memory performance and dementia risk in middle-aged and older adults. Higher phase angle was associated with lower risk of mild cognitive impairment and better memory in both men and women.

SourceDoshisha University·JournalJournal of Cachexia Sarcopenia and Muscle·TypeExperimental study·DateMay 23, 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.

Reciprocity between humans and nature: Key to safeguarding planetary health

A comprehensive study explores reciprocity with nature worldwide, highlighting its impact on sustainability and social well-being. The research showcases diverse cultural practices that foster reciprocal relationships with nature, offering hope for a more sustainable future.

SourceUniversitat Autonoma de Barcelona·JournalPeople and Nature·TypeCase study·DateMay 23, 2025

Research project investigates freshened water under the ocean floor

Scientists on IODP³-NSF Expedition 501 aim to validate hypotheses about water origin and better understand offshore aquifer systems. The expedition will collect sediment samples and water from beneath the ocean floor, shedding light on the dynamics of these groundwater systems.

SourceMARUM - Center for Marine Environmental Sciences, University of Bremen·DateMay 23, 2025

Quantum Science Center summer school draws record attendance

The fifth annual Quantum Science Center Summer School at Purdue University welcomed its largest group of students, with a focus on introductory presentations and technical talks. Graduate students and doctoral candidates led the program, which covered topics such as quantum materials, devices, and algorithms.

SourceDOE/Oak Ridge National Laboratory·DateMay 23, 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.

How marine plankton adapts to a changing world

A new study has uncovered previously hidden patterns of plankton adaptation in response to environmental changes. The analysis showed that plankton lipid profiles are closely linked to their environment, with adaptations including shortening fatty acid chains in cold polar oceans.

SourceMARUM - Center for Marine Environmental Sciences, University of Bremen·JournalScience Advances·DateMay 23, 2025

Flowers unfold with surprising precision, despite unruly genes

A Cornell University study found that plant genes respond to auxin in a chaotic manner, despite the precise formation of flowers. Researchers discovered that spatial averaging helps smooth out gene expression noise, allowing plants to control development. This finding has implications for plant engineering and synthetic biology.

SourceCornell University·JournalNature Communications·DateMay 23, 2025

Excess US deaths before, during, and after the COVID-19 pandemic

The study analyzed 14.7 million excess US deaths from 1980 to 2023, finding that rates remained higher than pre-pandemic levels. Excess deaths during and after the pandemic were largely driven by pre-existing causes such as drug overdose, firearm injury, and cardiometabolic disease.

SourceJAMA Network·JournalJAMA Health Forum·DateMay 23, 2025

Kyoto conundrum: More hotels than households exist in ancient capital

A study by Osaka Metropolitan University reveals six neighborhood-units in Kyoto's southeastern area have a disrupted balance between residences and accommodations, with hotspot locations near transportation hubs. Effective zoning policies are recommended to address overtourism's adverse social effects.

SourceOsaka Metropolitan University·JournalAnnals of Tourism Research Empirical Insights·TypeData/statistical analysis·DateMay 23, 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.

Research spotlight: Study provides a window into public perceptions about technological treatment options for brain conditions

A survey of over 1,000 US adults examined perceptions of four neurotechnologies: deep brain stimulation, MRI-guided focused ultrasound, transcranial magnetic stimulation, and pills. Pills were rated as the most beneficial, acceptable, and likely to be used, while DBS was seen as the second most beneficial but also the riskiest.

SourceMass General Brigham·JournalDevice·TypeData/statistical analysis·DateMay 23, 2025

Modulation of antiviral response in fungi via RNA editing

A study by University of Fukui researchers reveals that two adjacent gene pairs in Neurospora crassa regulate antiviral response and symptom induction via RNA editing. The findings indicate that the modification of master transcription factor genes is crucial for controlling fungal antiviral responses.

SourceUniversity of Fukui·JournalCell Host & Microbe·TypeExperimental study·DateMay 23, 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.

Financial aid to key sectors threatens the planet's biodiversity

Subsidies to agriculture, fossil fuels, and other sectors cause significant environmental degradation, threatening biodiversity and public health. The study highlights the urgent need for a transformation of the current economic model to protect nature and ensure well-being.

SourceUniversitat Autonoma de Barcelona·JournalAMBIO·TypeData/statistical analysis·DateMay 23, 2025

Cluster-root secretions improve phosphorus availability in low-phosphorus soil

Researchers from Hiroshima University and others identified genes associated with increased cluster-root secretion and absorption, including phosphate transporters and acid phosphatases. The study provides insights into the molecular mechanisms of cluster roots that enhance phosphorus availability in low-nutrient soils.

SourceHiroshima University·JournalNew Phytologist·DateMay 23, 2025

Action! Proteins critical to healthy brain development captured on film

Salk Institute and UC San Diego researchers captured the first-of-its-kind video of dynein-Lis1 protein interaction, revealing 16 detailed shapes that support designing therapeutics to restore dynein and Lis1 function. The insights gained from this movie will help identify precise locations where drugs can interact with the proteins.

SourceSalk Institute·JournalNature Structural & Molecular Biology·DateMay 23, 2025
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.

The Roman massacre that never happened according to a new study of an iconic archaeological site

A new study by Bournemouth University reveals that the 'war-cemetery' at Maiden Castle did not die in a single event, but rather experienced lethal violence spanning multiple generations. The findings question the traditional narrative of Roman conquest and highlight the need for reevaluation of other archaeological cemeteries.

SourceBournemouth University·JournalOxford Journal of Archaeology·TypeImaging analysis·DateMay 23, 2025

Hey vespids, what's for dinner? DNA analysis of wasp larvae’s diverse diet

A study by Kobe University found that Japanese wasp larvae feed on a diverse range of species, including birds, mammals, reptiles, amphibians, fish, and insects. The research used DNA metabarcoding to identify the gut contents of larvae from wild and reared nests, revealing significant differences in prey composition between the two.

SourceKobe University·JournalJournal of Insects as Food and Feed·TypeExperimental study·DateMay 23, 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.

Marine heatwaves pose problems for coastal plankton

Researchers found that gradual warming causes significant changes in the plankton community, while heatwaves amplify these effects. The study used historical data and an experiment to simulate future warmer scenarios with and without heatwaves.

SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·JournalLimnology and Oceanography·DateMay 23, 2025

CU Anschutz develops first validated tool to measure performance in bone-anchored prosthesis users after amputation

The COLD-TUG test measures the time required for prosthetic donning and mobility in lower-limb amputation patients. Researchers found that patients with bone-anchored prostheses can don their prosthesis significantly faster, saving up to 61 seconds per session.

SourceUniversity of Colorado Anschutz Medical Campus·JournalJournal of Bone and Joint Surgery·TypeObservational study·DateMay 23, 2025

More young adults than ever take HIV-prevention medication, but gaps remain

A new study found that eight times more American young adults now take HIV-prevention medication than a decade ago, but inconsistent use and barriers persist. PrEP can reduce the chances of acquiring HIV by 99%, emphasizing the need for healthcare providers and public health agencies to promote consistent use among high-risk patients.

SourceMichigan Medicine - University of Michigan·JournalJournal of General Internal Medicine·TypeData/statistical analysis·DateMay 23, 2025

Bimodal video imaging platform predicts hyperspectral frames from RGB video

Researchers developed a bimodal video platform combining hyperspectral and RGB video to predict high-quality spectra from lower-cost RGB data. The platform demonstrates improved performance in the visible spectrum but faces challenges in the near-infrared range, highlighting the need for broader spectral coverage.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Applied Remote Sensing·DateMay 23, 2025
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Charge radius of Helium-3 measured with unprecedented precision

A research team led by Professor Randolf Pohl has achieved a significant breakthrough in determining the charge radius of Helium-3 with laser spectroscopy, achieving 15 times more precision than traditional particle accelerator-based methods.

SourceJohannes Gutenberg Universitaet Mainz·JournalScience·TypeExperimental study·DateMay 23, 2025

The Journal of Nuclear Medicine Ahead-of-Print Tip Sheet: May 23, 2025

New studies explore peptide receptor radionuclide therapy, targeted radiation for prostate cancer, and neuroendocrine tumor treatment. Targeted radiation boosts survival in colorectal liver cancer and bone metastases, while a new PET imaging tracer shows promise for detection.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateMay 23, 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.

Millions still lack access to glasses - new study

A new study by Anglia Ruskin University found that global refractive correction rates are at 65.8%, six percentage points lower than in 2010, and urge urgent action to meet the WHO's target of a 40% increase by 2030.

SourceAnglia Ruskin University·JournalThe Lancet Global Health·DateMay 23, 2025

First vascularized model of stem cell islet cells

Scientists have created a vascularized organoid model of hormone-secreting cells in the pancreas, promising to improve diabetes research and cell-based therapies. The model, developed by Max Delbrück Center researchers, contains greater numbers of mature beta cells and secretes more insulin than non-vascularized counterparts.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalDevelopmental Cell·TypeExperimental study·DateMay 23, 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.

A dental floss that can measure stress

Researchers at Tufts University have created a saliva-sensing dental floss that can accurately measure cortisol, a key indicator of stress. The device uses molecularly imprinted polymers and is comparable in accuracy to existing sensors, making it a promising tool for tracking stress and related conditions.

SourceTufts University·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateMay 23, 2025

Recent advances in intelligent sports based on triboelectric nanogenerators

Recent advances in triboelectric nanogenerators (TENGs) have led to the development of intelligent sports facilities that monitor athlete status and improve training efficiency. TENG-based wearable devices also demonstrate high stability and adaptability in gait monitoring, enabling the creation of real-time digital human replicas.

SourceKeAi Communications Co., Ltd.·JournalIntelligent Sports and Health·TypeLiterature review·DateMay 23, 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.

A novel extension of Wheeler’s delayed-choice experiment with dual selections

Researchers extend Wheeler's delayed-choice experiment by introducing a second beam splitter with insertable or removable sections, demonstrating diverse wave-particle duality behaviors. The novel interferometer structure provides new insights into quantum measurement and the nature of reality.

SourceScience China Press·JournalScience China Physics Mechanics and Astronomy·DateMay 23, 2025

US excess deaths continued to rise even after the COVID-19 pandemic

A new study led by Boston University School of Public Health reveals that US excess deaths have been increasing for decades, with working-age adults disproportionately affected. The study found that over 1.5 million 'missing Americans' would have been averted if the US had mortality rates similar to other high-income countries.

SourceBoston University School of Public Health·JournalJAMA Health Forum·TypeObservational study·DateMay 23, 2025
Fluke 87V Industrial Digital Multimeter

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

Non-reciprocal response in silicon photonic resonators integrated with 2D CuCrP₂S₆ at short-wave infrared

Researchers integrated 2D CuCrP₂S₆ onto silicon microring resonators, achieving a compact and efficient non-reciprocal optical response. The device exhibits low insertion loss, high isolation, and a wide bandwidth, enabling practical applications in next-generation optical isolators and photonic circuits.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 23, 2025