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Science News Archive 2026 - Page 202


Page 202 of 504

Frequency-specific transcranial photobiomodulation elicits complementary glial mechanisms for neurovascular protection and amyloid clearance in Alzheimer's disease

Researchers found that frequency-specific transcranial photobiomodulation elicits complementary glial mechanisms for neurovascular protection and amyloid clearance in Alzheimer's disease. CW light primarily targeted astrocytes, while 40-Hz light drove microglial clustering around Aβ plaques.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·DateJul 6, 2026

Men may be more likely than women to receive later-stage diagnoses for many cancer types in the United States

A recent study published in Cancer Epidemiology, Biomarkers & Prevention found that men were more likely to be diagnosed with regional and distant stages of 20 nonreproductive solid cancer types in the United States. Men were significantly more likely than women to be diagnosed with regional tongue cancer, salivary gland cancer, oropha...

Researchers discover a smarter way to solve vehicle routing problems using adaptive swarm learning

A new learning-based adaptive tuning method integrates chaotic search with particle swarm optimization to improve stability and solution quality in chaotic search algorithms. The approach consistently achieves better results than conventional methods, providing a practical means of enhancing the performance of chaotic search.

SourceTokyo University of Science·TypeComputational simulation/modeling·DateJul 6, 2026

Online prescribing of GLP-1 receptor agonists

A secret shopper study found that online prescription vendors for GLP-1 receptor agonists often lack clinician interaction, relying on patient-reported questionnaires. This may lead to prescriptions being issued without important clinical and social history, compromising patient safety.

SourceJAMA Network·JournalJAMA·DateJul 6, 2026

Scientist proposes a practical upper limit to viscosity

A study by Professor Masaki Yoshida suggests that there is a physically meaningful upper limit to viscosity beyond which materials effectively become rigid. The research found that the maximum viscosity inferred from stable lithospheric regions is around 10^30 Pa s, making it roughly 10^33 times greater than water's viscosity.

SourceRitsumeikan University·JournalPhysics of Fluids·TypeComputational simulation/modeling·DateJul 6, 2026

On-chip all-optical supernode for ultra-low-latency deep neural network inference

Researchers developed an on-chip all-optical supernode for ultra-low-latency deep neural network inference, achieving a 100-fold increase in inference speed while using only one-ninth of computing resources. The system supports high-speed data routing and switching with low loss and flat response over a spectral range exceeding 100 nm.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateJul 5, 2026

New study links uterine ageing to poorer pregnancy outcomes after 49 despite donor eggs

A major new study suggests that age-related changes in the uterus may contribute to poorer pregnancy outcomes, with women aged 49 and over experiencing lower live birth rates and higher miscarriage risk despite donor-oocyte treatment. The study found that cumulative live birth rates declined substantially with age, from 80% among women...

Turning sugarcane bagasse into high-value dissolving pulp through a greener pulping route

A study has developed an integrated process to produce dissolving pulp from sugarcane bagasse using a carbonate-based oxygen-alkali pulping combined with enzymatic totally chlorine-free bleaching. The process resulted in high-quality pulp with improved properties, meeting industrial requirements.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeExperimental study·DateJul 5, 2026

Nature-based mental healthcare worth investment: study

A new study highlights the annual AU$7 trillion value of nature in mental health benefits and calls for urgent government action to expand access to nature as a frontline response to the worsening global mental health crisis. Regular, intentional exposure to natural environments is proposed as a proven yet underused solution to improvi...

SourceGriffith University·TypeMeta-analysis·DateJul 5, 2026

CityUHK researchers achieve first-ever recycling spin-triplet excitons for power generation, boosting organic photovoltaics efficiency to 20.5%

Researchers from CityUHK successfully recycle spin-triplet excitons, increasing power conversion efficiency in organic photovoltaics to 20.5%. By fine-tuning the side-chain structure and exciton delocalisation, they facilitate the dissociation of triplet excitons, paving the way for next-generation high-performance organic solar cells.

First experimental observation of three-dimensional photonic quantum Hall effect of Fermi arcs

Scientists at SUSTech and collaborators report first experimental observation of one-sided chiral hinge states in a 3D magnetic Weyl photonic crystal, verifying the 3D QHE of Fermi arcs. The discovery reveals a new physical mechanism for robust light transport in 3D space with potential applications in topological photonic devices.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateJul 5, 2026

New approach boosts microplastic removal from wastewater

Researchers at RMIT University have developed a new method for removing microplastics from wastewater, achieving removal rates of more than 90% through the use of microbubbles and nanobubbles. The approach is simple to implement and significantly increases plastic removal during primary treatment.

SourceRMIT University·JournalACS ES&T Water·TypeExperimental study·DateJul 5, 2026

Sunlight supercharges soil superfoods: Boosting fertility and microbes with aged hydrochar

Researchers used solar radiation to enhance hydrochar, a carbon-rich material derived from biomass, to create a more effective soil amendment. The study found that aged hydrochars delivered impressive results, increasing soil organic carbon content by up to 110% and enhancing beneficial microbial taxa.

SourceBiochar Editorial Office, Shenyang Agricultural University·JournalCarbon Research·TypeExperimental study·DateJul 4, 2026

European survey reveals broad support for fertility care, embryo research and genome editing, alongside opportunities for greater public engagement

A new Europe-wide survey found broad public support for fertility treatment and reproductive research in the UK, Netherlands, Spain, and Italy. The study suggests that public understanding and opinion on these topics continue to develop, with areas where public views are not yet settled identified.

High-speed and high-sensitivity multi-gas detection based on parallel heterodyne LITES sensor

A parallel heterodyne LITES sensor achieves high-speed and high-sensitivity simultaneous detection of multiple trace gases. The sensor's collaborative signal enhancement architecture and deep learning model enable precise mapping of gas concentrations from a single QTF output signal.

Radioligand therapy significantly prolongs progression-free survival in patients with the most common type of neuroendocrine tumors compared to standard of care

A phase III clinical trial shows that [177Lu]Lu-edotreotide significantly prolonged progression-free survival in patients with metastatic gastroenteropancreatic neuroendocrine tumors (GEP-NETs) compared to everolimus. Radioligand therapy targets somatostatin receptors, minimizing damage to surrounding healthy cells.

SourceVall d'Hebron Institute of Oncology·JournalThe Lancet·DateJul 3, 2026

Scientists uncover two neuronal circuits orchestrating muscle autophagy

Researchers identified two parallel neuronal circuits regulating autophagy-lysosome pathway in C. elegans body wall muscle. The first circuit involves electrical synapses and the second originates from ASI sensory neurons, both converging on a Ca2+-calpain-lysosome signaling cascade to maintain muscle homeostasis.

SourceChinese Academy of Sciences Headquarters·JournalDevelopmental Cell·TypeExperimental study·DateJul 3, 2026

DGIST discovers a “switch” that simultaneously manages touch and pain

A research team at DGIST has identified TWIK-1 as a key regulator of touch sensation and chronic pain, providing a new understanding of the mechanisms underlying neuropathic pain. The study suggests new therapeutic possibilities for selectively regulating pain persistence, offering hope for improved treatment options.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalSignal Transduction and Targeted Therapy·DateJul 3, 2026

PFAS – an everlasting challenge

The BfR Federal Institute for Risk Assessment investigates how PFAS enter food via feed, drinking water, and soil. High concentrations of PFAS in the body have been linked to increased blood lipid levels and liver enzyme elevations. The magazine also explores other topics such as omega-3 fatty acids, raw milk, and food colour safety.

ENCECO Youth Talent Program: Supporting emerging leaders in environmental chemistry and ecotoxicology

The ENCECO Youth Talent Program provides one-year Young Scholar Support Plan, Journal Expert Training Program, and honorary certificate to outstanding early career researchers in environmental chemistry and ecotoxicology. The program aims to foster collaboration, knowledge exchange, and the next generation of editorial talent.

SourceKeAi Communications Co., Ltd.·JournalEnvironmental Chemistry and Ecotoxicology·DateJul 3, 2026

Workers on the move: How labor mobility is quietly buffering China's economy against heat-driven losses

A new study reveals that labor mobility in China acts as a modest buffer against occupational heat stress, redistributing risk between regions and offsetting billions of CNY nationwide. The findings challenge conventional risk models and highlight the need for coordinated climate adaptation strategies to build economic resilience.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateJul 3, 2026

Hidden uncertainty: Human activity severs critical link between soil carbon and density in coastal zones

A new study reveals that human activities, such as farming, break the fundamental relationship between soil organic carbon and bulk density in coastal zones. The research team's comprehensive dataset allowed them to map the spatial and vertical distribution of carbon content and bulk density with unprecedented precision.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateJul 3, 2026

Aging-linked cells emerge as unexpected allies in tendon healing

Recent studies suggest that p16INK4a+ cells, previously thought to be non-beneficial due to their association with aging, actually contribute to tendon regeneration. These mesenchymal cells produce collagen and factors promoting new blood vessel and nerve growth, crucial for normal tendon function.

SourceEditorial Office of West China School of Stomatology, Sichuan University·JournalBone Research·TypeExperimental study·DateJul 3, 2026

New AI system provides treatment recommendations for complex blood cancers

Researchers developed an AI-powered assistant, HemaGuide, that analyzes physician reports, combines with current guidelines and scientific literature, and generates treatment recommendations. The system has shown high accuracy across all types of blood cancers, aligning with expert decisions in nearly 82% of cases.

Multiscale-coupled triple-confinement engineering: fabrication and applications of high-efficiency long-lifetime room-temperature phosphorescent carbon dots

Researchers at Shaanxi Normal University developed a triple-confinement strategy to enhance the performance of carbon-based phosphorescent materials, achieving record-breaking lifetimes. The resulting material exhibits exceptional room-temperature phosphorescence properties, including ultralong lifetime and high efficiency.

SourceTsinghua University Press·JournalNano Research·DateJul 3, 2026

JMIR report: APA Labs Digital Badge Program helps developers improve mental health apps

The Digital Badge Program addresses concerns about AI chatbots and mobile applications for mental health support, providing feedback to developers on regulation, safety, data protection, and usability. The program's focus on continuous refinement allows companies to address deficiencies before earning a badge.

SourceJMIR Publications·JournalJournal of Medical Internet Research·TypeCommentary/editorial·DateJul 3, 2026