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Science News Archive 2025 - Page 151


Page 151 of 574

Spatial and single-cell omics propel precision biomarker discovery in tumor immunotherapy, review finds

A new review leverages cutting-edge spatial transcriptomics and single-cell omics to identify robust predictive biomarkers for tumor immunotherapy. Representative case studies highlight the potential of spatially resolved markers to guide immunotherapy decisions and predict irAE risk.

SourceShanghai Jiao Tong University Journal Center·JournalLabMed Discovery·TypeNews article·DateJul 10, 2025

Gut morphology, not just diet or phylogeny, shapes mammalian gut microbiomes

Researchers analyzed over 1,400 gut microbiome samples from 292 mammalian species to find distinct gut microbiomes corresponding to different gut morphology types. These microbiomes were grouped into three enterotypes: Fusobacterium in simple-gut species, UCG-005 in foregut fermenters, and Prevotella in hindgut fermenters.

SourceScience China Press·JournalScience China Life Sciences·TypeMeta-analysis·DateJul 10, 2025

Geochronology and geochemistry of mafic rocks in the Wutai area, North China: Constraints on the latest Neoarchean–Paleoproterozoic tectonic setting of the Trans-North China Orogen and the onset of plate tectonics

Researchers uncover significant tectonic transition from subduction-related magmatism to extensional back-arc basin magmatism in Wutai Complex. The study suggests plate tectonics began operating by the latest Neoarchean, challenging traditional views of stagnant-lid tectonics.

SourceELSP·JournalContinent & Life Evolution·TypeExperimental study·DateJul 10, 2025

Green spaces boost children’s cognitive skills and strengthen family well-being

A new study from the University of Illinois examines how green spaces and outdoor structures influence executive functioning in early childhood. Having trees or a sandbox before age 2 is associated with better cold EF, while having an outdoor sitting area or living on a farm improves hot EF.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalChildren Youth and Environments·TypeObservational study·DateJul 10, 2025

Toxic metals linked to impaired growth in infants in Guatemala

A new study by the University of Arizona Health Sciences found a potential link between growth problems among infants and high levels of toxic metals and other elements in the breast milk of Mayan women in Guatemala's Lake Atitlán watershed region. High concentrations of arsenic, barium, beryllium, and lead were associated with impaire...

SourceUniversity of Arizona Health Sciences·JournalEnvironmental Pollution·TypeObservational study·DateJul 10, 2025

New study shows promise for early diagnosis of poor blood circulation using ultrasound

Researchers developed a new diagnostic method using Doppler ultrasound waveform to estimate toe brachial index (TBI), providing faster and more accurate results for early detection of peripheral artery disease (PAD). The study found eTBI to be consistent with standard TBI, detecting effectiveness of treatments in improving blood flow.

SourceUniversity of Surrey·JournalEuropean Heart Journal - Imaging Methods and Practice·DateJul 10, 2025

Uncovering how ascidians measure time to adulthood

Researchers have discovered that ascidians measure time to adulthood by accumulating cyclic adenosine monophosphate (cAMP), ensuring a reliable timing of metamorphosis. The study's findings provide insights into time-measurement mechanisms in other organisms and may aid in aquaculture and marine biofouling control.

SourceUniversity of Tsukuba·JournaleLife·DateJul 10, 2025

Most patients with advanced melanoma who received pre-surgical immunotherapy remain alive and disease free four years later

A Phase II study found that 87% of patients with stage III melanoma remained alive and disease-free four years after treatment with nivolumab and relatlimab. Researchers identified unique biomarkers associated with better outcomes, including high TIGIT levels and low B7-H3 levels.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalJournal of Clinical Oncology·DateJul 10, 2025

Beetles under climate stress lay larger male eggs: Wolbachia infection drives adaptive reproduction strategy in response to rising temperature and CO₂

Researchers found that azuki bean beetles infected with Wolbachia bacteria produce larger eggs yielding exclusively male offspring when exposed to elevated temperature and carbon dioxide. This adaptive reproduction strategy enhances the survivability of their offspring.

SourceKyushu University·JournalScientific Reports·TypeExperimental study·DateJul 10, 2025

New discovery reveals dopamine operates with surgical precision, not as a broad signal

A recent study from the University of Colorado Anschutz Medical Campus has challenged decades-old neuroscience dogma by revealing that dopamine acts with extraordinary precision in the brain. This discovery offers fresh hope for millions living with dopamine-related disorders, highlighting the importance of targeted treatments.

Radar-based control of a helical microswimmer in 3-Dimensional space with dynamic obstacles

The proposed helical microswimmer system achieves real-time obstacle evasion using radar-based navigation fused with a neural-fuzzy motion controller. The integrated control scheme minimizes computational load while ensuring collision-free navigation, enabling a 2.6 Hz update frequency for motion direction.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·DateJul 10, 2025

Enhanced geothermal systems: An underground tech surfaces as a serious clean energy contender

A new Princeton analysis suggests that enhanced geothermal systems (EGS) could become the third most significant clean energy technology in the US by 2050. EGS has the potential to deploy up to 250 gigawatts of electricity, which is comparable to the current grid capacity of 1,200 gigawatts.

SourcePrinceton University, Engineering School·JournalJoule·TypeComputational simulation/modeling·DateJul 10, 2025

Education exports help offset U.S. trade deficit—but new tariff and visa policies threaten gains

A new study finds that US universities rely heavily on international students to offset the country's trade deficit, but new tariff and visa policies may reverse this trend. The researchers estimate that a 25% drop in Chinese students from 2017-18 to 2018-19 resulted in $1.1 billion in revenue loss for US universities.

SourceUniversity of California - San Diego·JournalThe Review of Economics and Statistics·TypeData/statistical analysis·DateJul 10, 2025

Replacing mutated microglia with healthy microglia halts progression of genetic neurological disease in mice and humans

A new treatment method using microglia replacement has shown promising results in halting the progression of genetic neurological disease ALSP in both mice and human individuals. The treatment, developed at Fudan University, successfully replaced mutated microglia with healthy ones, improving neurological function and extending life ex...

SourceFudan University·JournalScience·TypeExperimental study·DateJul 10, 2025

New study reveals surprising reproductive secrets of a cricket-hunting parasitoid fly

A new study in Annals of the Entomological Society of America reveals the reproductive biology of Ormia ochracea, a parasitic fly that gives live birth and nourishes its developing embryos internally. The research also sheds light on partial parthenogenesis and technical challenges for genetic manipulation.

SourceSt. Olaf College·JournalAnnals of the Entomological Society of America·TypeObservational study·DateJul 10, 2025

Tissue-integrated bionic knee prosthesis restores natural leg function

A new tissue-integrated prosthetic knee restores natural leg function in above-knee amputees, enabling fluid and adaptive movement. The osseointegrated mechanoneural prosthesis (OMP) system combines direct neuromuscular control, bone-anchored implant, and agonist-antagonist myoneural interfaces to replicate natural muscle interactions.

Learning music helps young people flourish

A new study from Edith Cowan University found that learning music plays a critical role in enhancing the wellbeing of children and adolescents. The review identified significant social, emotional, and educational benefits, including improved self-confidence, social connections, and engagement in education.

SourceEdith Cowan University·JournalResearch Studies in Music Education·TypeSystematic review·DateJul 10, 2025

Fluorinated polyimide: High toughness and low dielectric properties pave new path for high-frequency communication materials

Researchers have developed a novel fluorinated polyimide with improved mechanical properties and reduced dielectric constant, making it suitable for advanced microelectronic packaging. The material achieves low dielectric properties, excellent mechanical toughness, and synergistic optimization of comprehensive properties.

SourceIndustrial Chemistry & Materials·JournalIndustrial Chemistry and Materials·TypeExperimental study·DateJul 10, 2025

New coating for glass promises energy-saving windows

Researchers at Rice University developed a new glass coating that forms a thin, tough layer that reflects heat and resists scratches and moisture. The coating improves energy savings by 2.9% compared to existing alternatives, making it a promising solution for cities with cold winters.

SourceRice University·JournalAdvanced Materials·DateJul 10, 2025

Fewer complications after additional ultrasound in pregnant women who feel less fetal movement

A large international study found that additional ultrasound measurements to assess placental function can help determine the best course of action for pregnant women experiencing reduced fetal movement. The study showed that this approach leads to fewer complications during delivery and improves fetal outcomes.

SourceUniversitair Medisch Centrum Groningen·JournalThe Lancet·TypeRandomized controlled/clinical trial·DateJul 10, 2025

Rheumatoid arthritis and muscle wasting: New review points to overlooked complications

Researchers explore the biological mechanisms of myopenia in RA, finding it affects individuals of all ages, with notable muscle mass loss without concurrent fat loss. The review highlights the diagnostic and therapeutic relevance of myopenia in RA, emphasizing the importance of early detection and tailored management strategies.

SourceEditorial Office of West China School of Stomatology, Sichuan University·JournalBone Research·TypeLiterature review·DateJul 10, 2025

Assessing the potential of genotoxicity and phototoxicity of triazine UV filters

Researchers evaluated the safety profiles of ethylhexyl triazone (EHT) and diethylhexyl butamido triazone (HEB) using integrated genotoxicity and phototoxicity assessments. The studies found no significant increases in mutagenic or chromosomal damage, and only minor micronucleus increases at high concentrations.

SourceKeAi Communications Co., Ltd.·JournalJournal of Dermatologic Science and Cosmetic Technology·TypeExperimental study·DateJul 10, 2025

Decoding the prognostic power of muscle strength in cirrhosis management

Research review finds handgrip strength is a reliable predictor of cirrhosis complications and outcomes, including malnutrition, muscle loss, cognitive impairment, hepatic encephalopathy, and mortality. Regular HGS assessments can inform timely personalized interventions to enhance patient quality of life.

SourceChinese Medical Journals Publishing House Co., Ltd.·JournalPortal Hypertension & Cirrhosis·TypeLiterature review·DateJul 10, 2025