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Science News Archive 2025 - Page 86


Page 86 of 574

York University -led safe water tool nearly three times more effective than standard practice, new study finds

A new study by York University researchers found that a machine learning-enabled tool, Safe Water Optimization Tool (SWOT), can deliver safe drinking water at nearly three times the rate as compared to standard practices. The SWOT has been shown to achieve safe water for 90% of households in humanitarian response settings.

SourceYork University·JournalBMJ Global Health·DateAug 21, 2025

SARS-CoV-2 infects testicular cells and uses cellular machinery to replicate and form

The COVID-19 virus replicates using cellular machinery responsible for testosterone production, altering lipid metabolism and potentially leading to lower testosterone levels. This study reveals the mechanism by which SARS-CoV-2 targets testicular cells, offering insights into male vulnerability to COVID-19.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalFrontiers in Cellular and Infection Microbiology·DateAug 21, 2025

Moffitt study uncovers new mechanism of immunotherapy resistance

A new study by Moffitt Cancer Center researchers has found that cancer-induced nerve injury weakens the effectiveness of anti-PD-1 immunotherapy. The study shows that cancer cells infiltrate and damage tumor-associated nerves, triggering an inflammatory response that ultimately suppresses the immune system's ability to fight cancer.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalNature·TypeObservational study·DateAug 21, 2025

Nanodroplets could speed up the search for new medicine

A team of scientists at KIT has developed an integrated nanodroplet array platform that enables the simultaneous synthesis, testing, and analysis of thousands of therapeutic agents. This approach accelerates the drug discovery process by reducing time and resources, making it more accessible to academic labs and smaller biotech companies.

SourceKarlsruher Institut für Technologie (KIT)·JournalAngewandte Chemie·TypeExperimental study·DateAug 21, 2025

A new Concordia study reimagines parcel delivery with robots, EVs and lockers

A new Concordia study reimagines parcel delivery by integrating electric vehicles, autonomous delivery robots, and self-service lockers to prioritize high-value customers like Amazon Prime members. The innovative model cuts route and vehicle use costs by up to 53% compared to traditional methods.

SourceConcordia University·JournalEuropean Journal of Operational Research·TypeComputational simulation/modeling·DateAug 21, 2025

GLP-1 receptor agonists and cancer risk in adults with obesity

A retrospective cohort study found that GLP-1 receptor agonists may reduce overall cancer risk, including lower risks of endometrial and ovarian cancers, among patients with obesity or overweight. However, these medications may also increase the risk of kidney cancer, highlighting the need for longer-term follow-up.

SourceJAMA Network·JournalJAMA Oncology·DateAug 21, 2025

Evidence shows that life-long oral nicotine shapes motor and metabolic aging in mice

A recent study published in Advanced Science found that life-long oral nicotine administration attenuates age-associated motor decline in mice by reprogramming aging-related systemic metabolism via the sphingolipid-energy metabolic axis. Nicotine treatment also enhanced nicotinamide adenine dinucleotide availability, limited ceramide a...

SourceShenzhen Institute of Advanced Technology, Chinese Academy of Sciences·JournalAdvanced Science·TypeExperimental study·DateAug 21, 2025

Mount Sinai researchers pioneer first targeted therapy for rare T-cell lymphoma after CAR T treatment

Researchers at The Mount Sinai Hospital successfully treated a rare and aggressive T-cell lymphoma that developed after CAR T-cell therapy for multiple myeloma. They identified a combination of compounds approved by the FDA that effectively targeted the lymphoma, with one compound, anti-CCR4, showing particular promise.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNew England Journal of Medicine·TypeCase study·DateAug 21, 2025

Asia steps into the global carbon cycle conversation

A new large-scale open dataset of Asia's terrestrial ecosystems is now available, providing a long-awaited foundation for understanding the region's role in the global carbon cycle. The JapanFlux2024 dataset combines 683 site-years of eddy covariance data from 83 locations across Japan and neighboring regions.

SourceOsaka Metropolitan University·JournalEarth System Science Data·TypeObservational study·DateAug 21, 2025

Repackaged cancer drug boosts delivery to tumors, improves combination therapies

University of Arizona researchers develop a new formulation of paclitaxel, called Paclitaxome, which improves delivery to tumor sites and reduces side effects. The modified drug combination outperforms existing chemotherapy treatments in tests against triple-negative breast cancer and advanced pancreatic cancer in mice.

SourceUniversity of Arizona Health Sciences·JournalNature Cancer·TypeExperimental study·DateAug 21, 2025

Residing in conservative states is impacting the mental health of US LGBTQIA+ students—national study suggests

A national study has found that LGBTQIA+ college students living in conservative US states experience poorer mental health, including anxiety, depression, and suicidal thoughts. Colleges are urged to implement inclusive policies and provide resources to support these students.

SourceTaylor & Francis Group·JournalJournal of American College Health·TypeObservational study·DateAug 21, 2025

If aliens explore space like us, we should look for their calls to other planets

Researchers at Penn State and NASA's Jet Propulsion Laboratory analyzed human deep space communications to determine the most likely places to detect signals from an extraterrestrial intelligence. They found that transmissions to deep space, including spacecraft near Mars, are more detectable than those intended for low-Earth orbit.

SourcePenn State·JournalThe Astrophysical Journal Letters·TypeData/statistical analysis·DateAug 21, 2025

Digital highways to resilience: New evidence on how network infrastructure strengthens enterprise performance

A study using China's 'Broadband China' strategy reveals that investing in digital infrastructure is crucial for building corporate resilience. The findings highlight the importance of national broadband initiatives and provide actionable guidance for firms and policymakers to future-proof their organizations.

SourceShanghai Jiao Tong University Journal Center·JournalChina Finance Review International·TypeNews article·DateAug 20, 2025

Engineering bifunctional catalytic microenvironments for durable and high-energy-density metal–air batteries

Researchers develop bifunctional catalysts that can simultaneously facilitate oxygen reduction and evolution reactions, enabling the creation of durable and high-energy-density metal-air batteries. The new catalysts have been shown to outperform traditional materials in terms of stability and power density.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateAug 20, 2025

Reconfigurable versatile integrated photonic computing chip

Researchers developed a scalable versatile integrated photonic chip to handle static and dynamic temporal tasks, achieving high efficiency in processing various neural network models like CNN, FCNN, and PGRNN. The chip leverages multi-wavelength channels and dual-input-port structures for flexible all-optical processing.

End-of-life care missing a key player: The psychologist

A new study by Edith Cowan University reveals that psychologists in Australia are underutilized in end-of-life care, with significant barriers preventing them from engaging. The researchers found that emotional strain, fear of litigation, and a lack of education and professional exposure are key deterrents to their involvement.

SourceEdith Cowan University·JournalOMEGA - Journal of Death and Dying·TypeSurvey·DateAug 20, 2025

Multi-photon, label-free photoacoustic and optical imaging of NADH in brain cells

Researchers have developed a novel label-free multiphoton photoacoustic microscope to detect endogenous NAD(P)H in brain cells, achieving remarkable imaging depths of up to 1100 μm. This technology enables real-time monitoring of metabolic dynamics in brain cells, offering new insights into neurodevelopment and disease mechanisms.

Twisting light: UNamur and Stanford collaborate on breakthrough in photonic devices

The research team developed an analytical model using lattice networks to understand the mechanism of twisted photonic crystals, allowing for efficient light beam control and concentration. The device has potential applications in tracking satellites, improving lasers, quantum computing, optical memories, and enhancing photocatalysis.

Menopause misinformation is harming care, warn experts

Many commercial services for women seeking relief from menopausal symptoms are unnecessary and do not improve care, according to experts. Symptoms should be prioritized ahead of testing, with clinical history and treatment decisions guided by patient preferences.

SourceBMJ Group·JournalThe BMJ·TypeCommentary/editorial·DateAug 20, 2025