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Science News Archive July 2025 - Page 38


Page 38 of 54

Iodine-stabilized single-longitudinal-mode laser enhances atmospheric sensing and environmental monitoring

A compact all-solid-state CW SLM laser with high frequency stability was developed using iodine-based frequency locking, advancing its application in atmospheric remote sensing and environmental monitoring. The laser achieves long-term frequency stability with a drift of 4 MHz over a continuous 7-hour period.

“It just makes you feel less alone”: Using the power of play to break menopause taboos in the workplace

Researchers used Playmobil kits to facilitate discussions about women's experiences of menopause at work. Participants shared their symptoms and ideas for making work easier during menopausal times, highlighting the importance of social support and flexi time. The workshop provided a safe space for powerful and meaningful conversations.

SourceStaffordshire University·JournalMenopause·TypeExperimental study·DateJul 9, 2025

Liquid biopsy-based multi-cancer early detection: an exploration road from evidence to implementation

Liquid biopsy-based multi-cancer early detection (MCED) offers broad population and cancer-type coverage, minimal invasiveness, and high patient compliance. However, significant challenges persist, including balancing surrogate endpoints with public health benefits, detecting early-stage cancers, and minimizing false positives.

SourceScience China Press·JournalScience Bulletin·DateJul 9, 2025

Lactate-induced mitochondrial calcium uptake 3 aggravates myocardial ischemia–reperfusion injury by promoting neutrophil extracellular trap formation

A recent study reveals that lactate-induced mitochondrial calcium uptake 3 aggravates myocardial ischemia–reperfusion injury by promoting neutrophil extracellular trap (NET) formation. The study found that MICU3-mediated mitochondrial calcium uptake leads to mitophagy and NET activation.

SourceResearch·JournalResearch·TypeNews article·DateJul 9, 2025

Creatine may help the brain, not just muscles

A research team led by Virginia Tech's Fralin Biomedical Research Institute is working on a technique that uses focused ultrasound to deliver creatine directly to the brain. This method aims to restore normal brain mass in models of creatine deficiency, which can impair brain development and lead to severe cognitive challenges.

Women more susceptible to certain subjective effects of alcohol during binge drinking episodes

A clinical trial found that women experience stronger subjective effects of acute alcohol intake, such as drunkenness and sedation, compared to men. The study adjusted doses to achieve identical blood alcohol concentrations for both sexes, revealing that women's effects were more intense.

SourceGermans Trias i Pujol Research Institute·JournalFrontiers in Pharmacology·TypeRandomized controlled/clinical trial·DateJul 9, 2025

Acta Pharmaceutica Sinica B Volume 15, Issue 6 Publishes

The journal publishes original research articles, reviews, and rapid communications on pharmaceutical sciences. Recent studies focus on nanomedicine-driven tumor glucose metabolic reprogramming for enhanced cancer immunotherapy and the linkage of circadian rhythm disruptions with Alzheimer's disease and therapeutic interventions.

MHC profiling in tumor cell lines

Researchers generated high-quality haplotype-resolved assemblies of the MHC region in five widely used tumor cell lines. The studies identified numerous single nucleotide polymorphisms, indels, and structural variants surrounding HLA class I and II genes, providing valuable resources for cancer immunology research.

SourceCompuscript Ltd·JournalGenes & Diseases·DateJul 9, 2025

Vanderbilt Health at forefront of improving head and neck surgery with fluorescence imaging to ‘light up’ nerves

Researchers at Vanderbilt University Medical Center have developed a safe and effective fluorescent imaging agent that can assist surgeons in visualizing nerves during head and neck surgery. The agent, bevonescein, allows for intraoperative nerve-specific fluorescence visualization, reducing the risk of nerve injury.

SourceVanderbilt University Medical Center·JournalNature Communications·DateJul 9, 2025

MXenes: materials on the move

MXene materials have been engineered to respond to light, enabling their use in soft robotics applications. This breakthrough could lead to the development of new types of robots that can change shape and function in response to external stimuli.

SourceDuke University·JournalMatter·TypeExperimental study·DateJul 9, 2025

Researchers investigated differences between urban and natural soundscapes around the world

Researchers investigated differences between urban and natural soundscapes around the world, analyzing various descriptive indicators such as sound energy and variation in frequencies. The study found that green areas in urban settings often harbor a greater diversity of bird species than natural environments.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalNature Ecology & Evolution·DateJul 9, 2025

Murals boost Cincinnati’s vitality, community development

A UC study finds that murals are associated with higher foot traffic, denser housing, and increased cultural identity in Cincinnati's neighborhoods. The research also highlights the potential for murals to contribute to urban policy decisions, guiding investments in public art to achieve broader community development goals.

SourceUniversity of Cincinnati·JournalCities·TypeData/statistical analysis·DateJul 9, 2025

Prolonged humid-heat seasons in eastern China threaten public health, especially for the elderly and children

Compound heat-humidity extremes in eastern China are lasting longer than ever before, significantly increasing health risks for the elderly and young children. The study found that the active season has expanded, especially in South China, leading to a major public health crisis as China's population ages.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateJul 9, 2025

Uncertainty-aware fourier ptychography: A differentiable paradigm for resilient computational imaging

The Uncertainty-Aware Fourier Ptychography (UA-FP) framework offers a highly robust and flexible solution for computational imaging, overcoming traditional calibration constraints. It can maintain reliable performance even when confronted with substantial physical imperfections, setting a new standard for the field.

Molecular simulations show graphite ‘hijacks’ diamond formation through unexpected crystallization pathways

Molecular simulations reveal that liquid carbon can form spontaneously into graphite even when diamond is the expected stable phase. The team found complex crystallization behavior and identified graphite as a stepping stone for diamond formation, explaining long-standing discrepancies in high-pressure carbon experiments.

SourceUniversity of California - Davis·JournalNature Communications·TypeComputational simulation/modeling·DateJul 9, 2025

Dr. Richard M. Peterson elected 39th president of American Society for Metabolic and Bariatric Surgery

Dr. Richard M. Peterson has been elected as the new president of the American Society for Metabolic and Bariatric Surgery. He aims to increase utilization of life-saving bariatric surgery, making it available to those who can benefit. The society reports over 270,000 metabolic and bariatric procedures performed in 2023.

Creating carbon-capturing cement

A team of Penn engineers and materials scientists have developed a biomineral-infused concrete that captures up to 142% more CO2 than conventional mixes while using less cement. The new material is stronger, lighter, and uses fewer materials like cement.

SourceUniversity of Pennsylvania·JournalAdvanced Functional Materials·TypeExperimental study·DateJul 9, 2025

WSU study provides detailed look at the declining groundwater in regional aquifer system

A new study by Washington State University researchers reveals declining groundwater levels across Eastern Washington's complex aquifer system, threatening its sustainability. The study measures the water accessible to current wells and highlights areas of greatest concern, such as the Odessa region and Yakima Basin.

SourceWashington State University·JournalGroundwater for Sustainable Development·TypeData/statistical analysis·DateJul 9, 2025

Orange is the new aphrodisiac—for guppies

A new University of British Columbia study reveals that male guppies with more orange coloration are up to two times more sexually active and perform for females longer periods. The research identifies a genetic link between guppy color and behavior, suggesting healthier and fitter individuals may be more attractive to females.

SourceUniversity of British Columbia·JournalNature Ecology & Evolution·DateJul 9, 2025