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Science News Archive May 2025 - Page 23


Page 23 of 50

Metallic glass catalyst paves the way for efficient water splitting

Researchers designed a novel high-entropy metallic glass catalyst with intrinsic nanoscale phase separation, enabling selective dissolution and creating a three-dimensional nanoporous structure that remains amorphous. This results in abundant active sites and improved water splitting performance.

SourceSongshan Lake Materials Laboratory·JournalMaterials Futures·DateMay 19, 2025

DGIST’s discovery of proteins that affect brain signaling opens precision treatment possibilities

The DGIST research team has identified a molecular mechanism that coordinates the operation of NMDA glutamate receptors, key to regulating excitatory synapse function in the brain. This discovery provides clues for developing treatments for brain diseases such as autism spectrum disorders.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalProgress in Neurobiology·DateMay 19, 2025
Apple iPhone 17 Pro

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

Blood eosinophil count is associated with pseudomonas aeruginosa infection but not the efficacy of inhaled tobramycin (Eur Respir J)

A study found that elevated blood eosinophil counts correlate with Pseudomonas aeruginosa infection in bronchiectasis patients. Inhaled tobramycin reduced symptom burdens and bacterial load without affecting BEC levels, suggesting a targeted therapeutic approach

SourceNational Center for Respiratory Medicine·JournalEuropean Respiratory Journal·TypeRandomized controlled/clinical trial·DateMay 19, 2025

UK child sexual abuse survivors lack support - report

A new report reveals that over half of UK child sexual abuse survivors have not received support, highlighting a critical gap in local systems. The survey also found that many victims were first subjected to abuse at a young age and struggled with disclosure and healing.

SourceAnglia Ruskin University·DateMay 19, 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.

J-type supra-(carbon dots) for near-infrared light-triggered pyroptosis

Researchers developed a novel approach to trigger tumor pyroptosis using near-infrared light-activated carbon dots. The study bridges nanomedicine and immunotherapy, offering hope for metastatic and treatment-resistant cancers.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 19, 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.

UT Austin grad students find missing link in early Martian water cycle

Researchers Mohammad Afzal Shadab and Eric Hiatt developed a computer model that calculates the time it took for water on early Mars to percolate from the surface down to the aquifer, finding a 50-200 year timeframe. This process could have covered Mars with at least 300 feet of water.

SourceUniversity of Texas at Austin·JournalGeophysical Research Letters·TypeComputational simulation/modeling·DateMay 19, 2025

Clay can help make for tomorrow’s environmentally friendly quantum technologies

Scientists have found a 2D semiconductor clay material with antiferromagnetic properties, which could be used in sustainable materials and technology. The material is cheap, easily available, and stable, making it an exciting discovery for the development of environmentally friendly quantum technologies.

SourceNorwegian University of Science and Technology·Journalnpj 2D Materials and Applications·TypeExperimental study·DateMay 19, 2025

Modification makes immunotherapy for blood cancer even more effective

Researchers at A.C.Camargo Cancer Center developed a more powerful version of CAR-T cells by inhibiting the epigenetic alterations that made them inefficient against non-Hodgkin's lymphoma and acute lymphoblastic leukemia. This modification resulted in improved treatment efficacy, tumor elimination, and reduced side effects.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalCancer Research·DateMay 19, 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.

How the Epstein-Barr virus promotes its spread within the body

Researchers at DKFZ discovered that EBV-infected B cells exhibit characteristics of 'homing cells,' allowing them to migrate and target specific tissues. This process is controlled by viral proteins EBNA2 and LMP1, which increase the activity of pro-inflammatory cytokines.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Communications·DateMay 19, 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.

“Cutting to survive”: how cells remove DNA bridges at the last moment

Researchers have elucidated the molecular mechanism by which LEM-3 cuts DNA bridges during cytokinesis, a crucial step in cell division. The study found that LEM-3 is essential for resolving persistent DNA bridges and maintaining chromosomal stability.

SourceInstitute for Basic Science·JournalNucleic Acids Research·TypeExperimental study·DateMay 19, 2025

Nimble dimples: Agile underwater vehicles inspired by golf balls

Researchers developed a spherical prototype with adjustable surface dimples to cut through pressure drag and generate lift, reducing drag by 50% compared to smooth counterparts. The adaptive skin setup can adjust dimple depth to maintain drag reductions and generate controlled movement.

SourceUniversity of Michigan·DateMay 19, 2025

Level-ground and stair adaptation for hip exoskeletons based on continuous locomotion mode perception

A new study presents a learning-free method for hip exoskeleton control, achieving seamless adaptation to continuous locomotion modes without user-specific data training. The proposed three-layer control framework ensures smooth transitions by predicting terrain changes before the end of transition periods.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·DateMay 19, 2025
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.

Early puberty increases risk of overweight later in life for girls

Girls who enter puberty early have a higher BMI before, during, and after puberty, increasing the risk of overweight later in life. The study found that biological differences between sexes make girls more vulnerable to this impact.

SourceAarhus University·JournalAmerican Journal of Epidemiology·TypeData/statistical analysis·DateMay 19, 2025

Study links dementia care gaps in Quebec to socio-economic status

A new study found stark differences in dementia care received by people in richer and poorer neighborhoods in Quebec. People in more deprived areas were more likely to be hospitalized, receive inappropriate medications, and die within a year of diagnosis, while those in wealthier neighborhoods had more visits to cognition specialists.

SourceMcGill University·JournalAlzheimer s & Dementia Behavior & Socioeconomics of Aging·TypeData/statistical analysis·DateMay 19, 2025

Survival trick: Pathogen taps iron source in immune cells

Researchers found that Salmonella bacteria target iron-rich regions within immune cells to survive and spread. The pathogens exploit these niches, where the remaining iron is still enough for them to grow, driving infection.

SourceUniversity of Basel·JournalCell Host & Microbe·DateMay 19, 2025

Investment risk for energy infrastructure construction is highest for nuclear power plants, lowest for solar

A new study from Boston University Institute for Global Sustainability finds that over 60% of energy infrastructure projects worldwide run over budget and take longer than expected to complete. Nuclear power plants are the worst offenders, with an average construction cost overrun of 102.5%. In contrast, solar energy and wind farms hav...

SourceBoston University·JournalEnergy Research & Social Science·DateMay 19, 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.

Don’t hit snooze on new research about waking up each morning

A new study led by researchers at Mass General Brigham found that more than half of sleep sessions end in a snooze alarm, with users spending an average of 11 minutes on the device. Snooze usage varied by day of the week and was lower among those sleeping five or fewer hours.

SourceBrigham and Women's Hospital·JournalScientific Reports·TypeObservational study·DateMay 19, 2025

Mice use chemical cues such as odours to sense social hierarchy

Researchers at the Francis Crick Institute found that mice recognize and compare their own social rank to an unfamiliar opponent's using chemical cues. The study showed that both olfactory and vomeronasal systems are used to process this information, allowing mice to compensate if one system is missing.

SourceThe Francis Crick Institute·JournalCurrent Biology·DateMay 19, 2025

Researchers discover new protein target for childhood medulloblastomas

A new protein target has been identified for treating childhood medulloblastomas. High levels of dihydrolipoyl transacetylase make Group-3 medulloblastomas vulnerable to cuproptosis, a newly discovered form of copper-dependent cell death.

SourceMichigan Medicine - University of Michigan·JournalCancer Cell·TypeExperimental study·DateMay 19, 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.

Nanoprecipitates helps alloy achieves high-impact resistance

Researchers developed nano-precipitation-strengthened high-entropy alloys, achieving ultrahigh gigapascals yield strength and superb resistance to adiabatic shear failure. Nanoprecipitates act as dislocation barriers and energy-absorbing islands, dispersing strain energy through order-to-disorder transition.

SourceKeAi Communications Co., Ltd.·JournalAdvanced Powder Materials·DateMay 19, 2025

Study finds that testosterone gel use in women recovering from hip fracture does not improve outcomes compared to supervised exercise alone

A recent multi-center randomized controlled trial found that testosterone gel does not improve physical function compared to exercise alone in older women recovering from a hip fracture. The study, STEP-HI, is the largest such study of testosterone administration to women following a fracture of the hip.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateMay 19, 2025

Common drugs can help viruses spread

Janus kinase inhibitors (JAKs) suppress an important immune signalling pathway that helps protect healthy cells from viral attacks. This allows viruses to more easily gain a foothold and spread.

SourceNorwegian University of Science and Technology·JournalNAR Molecular Medicine·TypeExperimental study·DateMay 19, 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.

DGIST has linked brain inflammation to repetitive behaviors in autism and obsessive–compulsive disorder and confirmed the ability of commercially available treatments to suppress symptoms

A study by DGIST researchers found that brain inflammation leads to overactivity in NMDA glutamate receptors, causing repetitive behaviors in autism spectrum disorder (ASD) and obsessive-compulsive disorder (OCD). Administering memantine, a treatment for Alzheimer's disease, reduced symptoms and restored normal activity.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalCell Reports·DateMay 19, 2025

Inhaled microplastics inhibit key immune cell in the lungs

New research found that inhaled microplastics inhibit tissue maintenance functions of pulmonary macrophages. The findings suggest that exposure to microplastics can lead to long-term disruption of immune function and increase risk of cancer and other diseases.

SourceAmerican Thoracic Society·DateMay 19, 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.

C5aR1 inhibition found to slow endometriosis progression

A recent study found that C5aR1 inhibition can slow endometriosis progression by altering the behavior of immune cells. Researchers used PMX-53 to block the C5aR1 receptor, reducing macrophages with an M2 phenotype and promoting an M1 state.

SourceShanghai Jiao Tong University Journal Center·JournalReproductive and Developmental Medicine·TypeExperimental study·DateMay 19, 2025

AI chip developed for decentralized use without the cloud

The new AI chip uses hyperdimensional computing to recognize patterns without requiring millions of data records. This approach saves energy compared to conventional chips, with the new chip consuming only 24 microjoules for training a sample task.

SourceTechnical University of Munich (TUM)·JournalIEEE Transactions on Circuits and Systems I Regular Papers·TypeExperimental study·DateMay 19, 2025

New US$35M partnership to advance blood disorder therapies

A new partnership between Murdoch Children's Research Institute and Retro Biosciences aims to develop personalized blood stem cell treatments for children and adults with blood disorders. The collaboration has the potential to prevent complications from mismatched donors by using a patient's own perfectly matched cells in transplants.

SourceMurdoch Childrens Research Institute·DateMay 19, 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.

Researchers discover why donor hearts fail in cold storage — and how to prevent it

A new molecular process discovered by researchers contributes to the failure of donor hearts after transplant, but a therapy using medication for high blood pressure has been found to reduce damage. The treatment significantly improves the function of donor hearts and increases their distance in cold storage.

SourceMichigan Medicine - University of Michigan·JournalNature Cardiovascular Research·TypeExperimental study·DateMay 19, 2025

Scientists call into question safety of potential new anticancer treatment

A promising new anticancer medicine could be made from a mixture of potentially dangerous isomers, which have the same elemental make-up but different structures. This challenges over 60 years of established scientific wisdom and literature, posing major concerns about its use in human subjects.

SourceKing's College London·JournalDalton Transactions·DateMay 19, 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.

Innovative metal-free method upcycles PET waste into valuable chemicals

Researchers have developed a novel metal-free catalytic approach for upcycling polyethylene terephthalate (PET) waste into valuable products like dimethyl terephthalate (DMT) and ethylene carbonate (EC). The method achieves impressive yields under mild conditions, showcasing its potential for large-scale industrial implementation.

SourceNanjing Institute of Environmental Sciences, MEE·JournalEco-Environment & Health·DateMay 19, 2025

Oleanolic acid restores drug sensitivity in sorafenib-resistant hepatocellular carcinoma: evidence from in vitro and in vivo studies

A study published in the Journal of Clinical and Translational Hepatology found that oleanolic acid can restore drug sensitivity to sorafenib in sorafenib-resistant hepatocellular carcinoma cells. The compound inhibited cell invasion, migration, and upregulated fabp3 expression, leading to restored sensitivity to sorafenib.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateMay 19, 2025

Breaking through the dilemma of reinforcement learning by microwave photonics

A new photonic accelerator based on a nonlinear optoelectronic oscillator (NOEO) has been proposed to speed up reinforcement learning in AI. The accelerator outperformed existing methods, achieving high speeds and accuracy in solving complex problems like the multi-armed bandit problem and Tic Tac Toe game.

SourceChinese Society for Optical Engineering·JournalPhotoniX·TypeExperimental study·DateMay 19, 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.

Faced with drought, fertilizer helps grasslands grow strong

A new international study published in Nature Ecology & Evolution found that fertilizer can help plants survive short-term periods of extreme drought. The researchers added nitrogen, phosphorus, and potassium to 26 sites across 9 countries and found a 24% increase in plant growth with fertilizer addition.

SourceBinghamton University·JournalNature Ecology & Evolution·DateMay 19, 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.