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Science News Archive April 2025 - Page 26


Page 26 of 51

Scientists uncover spin–catalytic activity correlation in single-atom and -electron tailored gold nanoclusters

Researchers develop novel synthesis method for multi-shelled gold clusters and precisely remove atoms to study magnetic spin influence on catalytic behavior. They find that spin density concentrates more on iodine atoms than sulfur atoms, indicating potential role in tuning catalytic properties.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·TypeExperimental study·DateApr 15, 2025

New study reveals updating climate baselines affects detection of extreme events in China

A new study published in Journal of Geophysical Research: Atmospheres finds that updating climate baselines significantly alters the intensity, trend, and timing of detectable climate signals across Chinese mainland. Changing baselines leads to misjudgments in risk assessments and planning, especially in vulnerable areas.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalJournal of Geophysical Research Atmospheres·DateApr 15, 2025

The growing interest in the Spanish language and culture in China has brought about the emergence of new channels for learning, such as translating reggaeton songs, according to a study by UPF

A study by UPF examines the emergence of Chinese students translating Hispanic songs, including reggaeton, into Chinese on music streaming platforms. The researchers analyzed two non-professional translators' work and found that they use intercultural mediation strategies to make Spanish culture more accessible to a Chinese audience.

SourceUniversitat Pompeu Fabra - Barcelona·JournalLanguage and Intercultural Communication·TypeContent analysis·DateApr 15, 2025

“Petrificus totalus!” — 3D-printed hydrogel switches from kPa-Soft to GPa-hard on command

Researchers at Zhejiang University developed a novel 3D-printed hydrogel that can easily switch its Young's modulus from kPa to GPa through on-demand crystallization. The hydrogel exhibits a hardness of 86.5 Shore D and a Young's modulus of 1.2 GPa, surpassing current 3D-printed hydrogels.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateApr 15, 2025

New treatment for cryptococcal meningitis enters Phase II trial as global HIV funding cuts threaten to cause a massive increase in advanced HIV disease

A new, easier-to-administer sustained-release formulation of flucytosine has entered Phase II clinical trials in Malawi and Tanzania. The trial aims to address the growing concern of cryptococcal meningitis, a major health threat to people with weakened immune systems, particularly those with advanced HIV.

Hepatocellular carcinoma and the role of liver transplantation

Hepatocellular carcinoma is the most prevalent form of liver cancer, and liver transplantation offers a curative treatment option for appropriately selected patients. Bridging therapies, such as radiofrequency ablation and transarterial chemoembolization, can improve survival outcomes post-transplant by preventing tumor progression.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateApr 15, 2025

New evidence suggesting magnetar origin of GRBs

A new study finds that a millisecond magnetar could have triggered the flashes of GRB 230307A, an extremely bright GRB detected in March 2023. The observation suggests that the magnetar model is consistent with the features of the prompt emission and the long-lasting X-ray plateau.

SourceScience China Press·JournalNational Science Review·TypeObservational study·DateApr 15, 2025

Coastal heritage threatened by climate change

The article highlights the vulnerability of US Gulf coast archaeological sites to climate change-induced sea level rise and extreme weather. The study calls for an integrated approach combining coastal ecosystem management with archaeological and historical resource preservation using Indigenous traditional ecological knowledge.

SourcePNAS Nexus·JournalPNAS Nexus·DateApr 15, 2025

Unlocking faster orthodontic treatments: the role of atf6 in bone remodeling

Researchers have found that ATF6, a protein activated in macrophages during corticotomy, promotes inflammation and boosts TNFα production to accelerate bone remodeling. The study suggests that targeting the ATF6-TNFα pathway could lead to non-invasive therapies for faster and more efficient orthodontic procedures.

SourceWest China Hospital of Sichuan University·JournalInternational Journal of Oral Science·DateApr 15, 2025

A tale of two hummingbird bills

Researchers found that a narrow island separating the two species suggests recent speciation or extensive gene flow. The study proposes sexual selection as a key driver of species differentiation.

SourcePNAS Nexus·JournalPNAS Nexus·DateApr 15, 2025

Anxiety felt by today's young adults may be due to conflicting pressures to hurry up -- and wait

Young adults face anxiety due to conflicting pressures to accelerate their maturation and assume adult responsibilities earlier, while also encountering limitations that slow or limit their ability to take on these roles. This double bind creates a difficult navigation process for youths, with many things often outside of their control.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Family Theory & Review·TypeSystematic review·DateApr 15, 2025

Young people with mental disorders are less likely to become parents

A nationwide Finnish register-based cohort study found that young people with mental disorders are less likely to become parents compared to those without such diagnoses. The strongest associations were for schizophrenia and depression, with men being 38% less likely to become fathers due to depression diagnosis.

SourceUniversity of Helsinki·JournalBJOG An International Journal of Obstetrics & Gynaecology·TypeData/statistical analysis·DateApr 15, 2025

A cocktail of drugs may work against a whole family of viruses

Researchers have identified a combination of drugs that prevents enteroviruses from replicating, which could lead to an effective treatment for global health problem. The combination includes pleconaril, AG7404, and mindeudesivir, which shows great potential for finding broad-spectrum treatment methods against enteroviruses.

SourceNorwegian University of Science and Technology·JournalCellular and Molecular Life Sciences·TypeExperimental study·DateApr 15, 2025

Researchers have mapped the hidden control system of vision

Researchers have mapped the hidden control system of vision, revealing a higher degree of systematic organization in visual cells. The study, published in Nature Neuroscience, used a new GABA sensor to observe and map inhibitory neuron activity, providing new insights into eye disorders such as congenital nystagmus.

SourceAarhus University·JournalNature Neuroscience·TypeComputational simulation/modeling·DateApr 15, 2025