Add BrightSurf on Google Email

Science News Archive 2025 - Page 415


Page 415 of 574

Mane attraction: Molecular ‘switch’ may control long scalp hair

A team of researchers from Penn State and the University of California, Irvine, have proposed a novel theory on the molecular basis underlying human scalp hair growth. They suggest that long scalp hair initially evolved to protect early human ancestors in equatorial Africa from intense heat and solar radiation.

SourcePenn State·JournalBritish Journal of Dermatology·DateJan 23, 2025

Empowering numerical weather predictions with drones as meteorological tools

Researchers evaluate drones' potential for long-term daily collection of meteorological data, showing promising results and cost-effectiveness. The study demonstrates that drones can provide accurate measurements comparable to traditional methods, improving the accuracy of numerical weather predictions and disaster prevention.

SourceResearch Organization of Information and Systems·JournalJournal of Geophysical Research Atmospheres·TypeExperimental study·DateJan 23, 2025

Scale-up fabrication of perovskite quantum dots

Researchers have developed a scalable fabrication method for perovskite quantum dots, allowing for mass production of these tiny semiconductor nano materials. The spray-drying fabrication technique produces 2000 kg of PQDs per year, exhibiting excellent stability and efficiency in display applications.

SourceHigher Education Press·JournalEngineering·DateJan 23, 2025

Breaking the traditional interface design: Facet-boosted interface engineering enhances efficient proton transfer and long-term stability of proton ceramic electrolyte cells with composite steam electrodes

A novel composite steam electrode enhances efficient proton transfer and long-term stability in PCECs, demonstrating improved durability under high-humidity conditions. The facet-boosted interface engineering boosts proton conductivity by an entire order of magnitude compared to nanosized BZY.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJan 23, 2025

Boosting this molecule could help retain muscle while losing fat

A new study from the Salk Institute has discovered that a protein called BCL6 plays a crucial role in maintaining healthy muscle mass. Increasing BCL6 levels successfully reversed muscle losses in mice, suggesting that pairing GLP-1 medications with a BCL6-boosting drug could help counteract unwanted muscle loss.

SourceSalk Institute·JournalProceedings of the National Academy of Sciences·DateJan 23, 2025

Using alternative protein sources: Improving the mouthfeel of plant-based foods with fava beans

Researchers at the Leibniz Institute for Food Systems Biology found that fava bean protein nanofibrils alter the activity of receptor genes and interact with cell membranes, influencing texture perception. The study aims to develop sensorially appealing plant-based foods with improved texture.

China's temperature extremes: a 60-year climate chronicle

A recent study reveals China's spatio-temporal patterns of temperature extremes over six decades, highlighting alarming warming trends and the impact of global atmospheric drivers. The research analyzed 14 extreme temperature indices across 2138 weather stations, finding significant changes in cold and warm extremes.

SourceIGSNRR CAS·JournalJournal of Geographical Sciences·DateJan 23, 2025

Scientists predict what will be top of the crops in UK by 2080 due to climate change

Climate change may lead to increased production of legumes such as chickpeas and soybeans, while oranges and okra become more widely grown. This could support shifts towards a more balanced diet and lower carbon footprint, but also poses economic and environmental risks.

SourceUK Centre for Ecology & Hydrology·JournalClimate Resilience and Sustainability·TypeComputational simulation/modeling·DateJan 23, 2025

Simon Stellmer receives ERC Proof of Concept Grant

Professor Simon Stellmer from the University of Bonn is awarded a €150,000 ERC Proof of Concept Grant to improve measurement accuracy and monitor ground motion with high-precision rotation sensors. The technology aims to enhance natural disaster early warning systems and commercialize innovative gyroscope technology.

Chinese Academy of Sciences explores the application of intelligent imaging technology

Researchers found AI-based imaging technology improves disease diagnosis accuracy, particularly in cardiology, oncology, neurology, and ophthalmology. The technology also enhances diagnostic efficiency and reduces healthcare disparities by delivering high-quality diagnostics to underserved areas.

SourceChinese Medical Journals Publishing House Co., Ltd.·JournalChinese Medical Journal·TypeLiterature review·DateJan 23, 2025

Detecting edges at the speed of light

Physicists have devised a new optical analog computing method to detect edges in images, working at the speed of light and consuming almost no energy. The technique can identify edges even in small objects, with potential applications in high-resolution microscopy and biological samples.

SourceUniversiteit van Amsterdam·JournalACS Photonics·DateJan 23, 2025

Global top ten engineering achievements 2024

This year's Global Top Ten Engineering Achievements include advancements in CAR-T cell therapy, Chang'e 6 lunar mission, Starlink satellite constellation, flexible displays, and high-temperature gas-cooled reactor nuclear power station. These achievements demonstrate significant impacts on treating cancer, exploring the Moon, providing...

SourceHigher Education Press·JournalEngineering·DateJan 23, 2025

New insights into bonding nature of antimony – implications for materials research

The study combines experimental measurements with theoretical calculations to analyze the nature and strength of chemical bonding in antimony. The findings demonstrate a smooth transition between classical covalent bonding and electron-rich multi-centre bonding, with important implications for phase change materials.

SourceUniversität Leipzig·JournalAdvanced Materials·TypeExperimental study·DateJan 23, 2025

Researchers track sharp increase in diagnoses for sedative, hypnotic and anxiety use disorder in young adults

Researchers tracked a sharp threefold to fivefold increase in diagnosed disorders from recurrent use of sedative, hypnotic and antianxiety medications among adolescents and young adults between 2001 and 2019. The study highlights the need for cautious prescribing and efforts to target nonmedical use of these drugs.

SourceRutgers University·JournalAddiction·TypeData/statistical analysis·DateJan 23, 2025

More acidic oceans may affect the sex of oysters

A study found that ocean acidification can shift the sex ratio of oysters towards females, a mechanism known as environmental sex determination. This phenomenon was observed across multiple generations in both hatcheries and natural habitats, highlighting the potential impact of climate change on marine ecosystems.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateJan 23, 2025

Likely 50-fold rise in prevalence of gender related distress from 2011-21 in England

A study analyzing primary care data in England found a significant rise in the prevalence of gender dysphoria between 2011 and 2021. The condition affects fewer than 1 in 200 17-18 year olds, with high levels of anxiety, depression, and self-harm recorded. Access to timely care is a pressing concern for young people and their families.

SourceBMJ Group·JournalArchives of Disease in Childhood·TypeObservational study·DateJan 23, 2025

From root to shoot: How silicon powers plant resilience

Researchers at Okayama University have identified the Shoot-Silicon-Signal protein as a crucial regulator of silicon uptake and accumulation in rice and other grasses. The study highlights the importance of silicon in enhancing plant resilience and productivity, particularly under climate change conditions.

SourceOkayama University·JournalNature Communications·TypeExperimental study·DateJan 23, 2025

Patients with AMA/anti-sp100/anti-gp210 positivity and cholestasis can manifest conditions beyond primary biliary cholangitis

A study found that patients with AMA/anti-sp100/anti-gp210 positivity and elevated liver enzymes can manifest conditions beyond primary biliary cholangitis. Etiological treatments improved or resolved cholestatic biochemistry in these patients, justifying their initiation over ursodeoxycholic acid therapy.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateJan 23, 2025

London taxi drivers have specialized human mental strategies for expertly navigating their city’s streets, scientists find

Researchers analyzed London taxi drivers' route-planning behavior and found they prioritize high-complexity parts of the city space during offline thinking time. This contradicts previous hypotheses about their decision-making process.

SourceChampalimaud Centre for the Unknown·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateJan 23, 2025