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Science News Archive June 2025 - Page 17


Page 17 of 40

Oxygen vacancy-mediated chemiresistor for portable and exclusive room-temperature detection of biomarker gas

A team of material scientists has created a universal design principle for oxygen vacancy-engineered interfacial redox kinetics, enabling ultrasensitive and rapid VOCs detection at room temperature. The sensor demonstrates high response, fast response/recovery speed, excellent selectivity, low LOD, and enduring stability.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJun 20, 2025

New research uncovers surprising physics of ‘marine snow’

Researchers at Brown University have discovered that particles in the ocean can absorb salt at varying rates, affecting their sinking speed. This finding could aid in understanding the ocean's nutrient cycle and settling of microplastics. The study provides new insights into the physics of 'marine snow' and its role in ocean dynamics.

SourceBrown University·JournalProceedings of the National Academy of Sciences·DateJun 20, 2025

Cosmic signal from the very early universe will help astronomers detect the first stars

A team of researchers has discovered that a specific radio signal can reveal the masses of the earliest stars, crucial for understanding the Cosmic Dawn. The study utilizes the 21-centimetre signal, created by hydrogen atoms filling gaps between star-forming regions, to inform predictions about future radio telescopes like REACH and SKA.

SourceUniversity of Cambridge·JournalNature Astronomy·DateJun 20, 2025

Median sternotomy provides superior surgical exposure in intrathoracic tracheal malignancies: A 15-year retrospective analysis

This study evaluated the surgical outcomes of median sternotomy (MST) in treating intrathoracic tracheal malignancies, with MST providing superior surgical exposure and results in fewer complications. MST was found to preserve vascular integrity, protect the left recurrent laryngeal nerve, and achieve longer resectable tracheal lengths.

SourceNational Center for Respiratory Medicine·JournalJournal of Thoracic Disease·TypeObservational study·DateJun 20, 2025

How the world is preparing the workforce for AI

The study analyzed 50 countries' national AI strategies, finding that only 13 gave high priority to training the current workforce and improving AI education. Common themes included establishing AI-focused programs in universities and on-the-job training, with a focus on human soft skills such as creativity and collaboration.

SourceUniversity of Georgia·JournalHuman Resource Development Review·DateJun 20, 2025

Significantly enhanced stability and activity of a perovskite oxygen electrode for reversible protonic ceramic electrochemical cells by heterointerface engineering

A new perovskite oxygen electrode exhibits significantly enhanced activity and durability for reversible protonic ceramic electrochemical cells through heterointerface engineering. The BCO-BFCZY heterointerface reduces polarization resistance and degradation, improving overall cell performance.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJun 20, 2025

Stable cooling fostered life, rapid warming brought death: scientists use high-resolution fusuline data reveal evolutionary responses to cooling and warming

A recent study found that global cooling promoted rapid evolution and diversification of marine life during the Late Paleozoic era, while abrupt warming led to mass extinctions. The research used high-resolution fusuline data to reconstruct the history of this ancient group of single-celled organisms.

SourceNanjing University School of Earth Sciences and Engineering·JournalScience Advances·TypeData/statistical analysis·DateJun 20, 2025

A building material that lives and stores carbon

Researchers at ETH Zurich have created a living material that can absorb CO2 from the air through photosynthesis and store it in a stable mineral form. The material, made with cyanobacteria, can be shaped using 3D printing and requires sunlight, water, and nutrients to grow.

SourceETH Zurich·JournalNature Communications·TypeComputational simulation/modeling·DateJun 20, 2025

Innovative toolkit blazes trail for healthcare providers to learn with patients struggling with opioid use, chronic pain

A new online toolkit developed by the University of Ottawa and Health Canada aims to educate healthcare providers on managing opioid-related issues. The toolkit's co-creation model involves patient input, leading to a deeper understanding of chronic pain and opioid use, and a more compassionate approach to care.

SourceUniversity of Ottawa·JournalPatient Education and Counseling·TypeData/statistical analysis·DateJun 20, 2025

Interfacial polymer cross-linking strategy enables ultra-thin polymeric membranes for fast and selective ion transport

Researchers developed a novel interfacial polymer cross-linking strategy to fabricate ultra-thin polymeric membranes with nanoscale separation layers. The fabricated membranes achieved high ion selectivity and low resistance, overcoming the traditional permeability and selectivity trade-off.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalNature Chemical Engineering·TypeCommentary/editorial·DateJun 20, 2025

Study identifies umbilical cord blood biomarkers of early onset sepsis in preterm newborns

A new study has identified specific proteins in umbilical cord blood that signal acute systemic inflammation, providing a non-invasive means to diagnose early onset sepsis in preterm newborns. This discovery could lead to the development of a diagnostic test to avoid prolonged antibiotic exposure for infants at risk.

Perioperative toripalimab and chemotherapy in resectable non-small cell lung cancer: Another weapon in the armamentarium

The addition of perioperative toripalimab to platinum-based chemotherapy has demonstrated significant improvements in disease-related outcomes, including event-free survival and major pathologic response rates. However, this is associated with a small increase in grade 3–5 toxicities and immune-related adverse events.

SourceNational Center for Respiratory Medicine·JournalJournal of Thoracic Disease·TypeCommentary/editorial·DateJun 19, 2025

Researchers advocate for stronger blood clot prevention measures after leg artery procedures in high-risk patients

Patients with chronic limb-threatening ischaemia (CLTI) are at risk of serious complications, including major amputations and heart attacks. A new statement from the European Society of Cardiology recommends using dual pathway inhibition (DPI) to prevent blood clots in CLTI patients after leg artery procedures.

SourceUniversity of Surrey·JournalEuropean Heart Journal·DateJun 19, 2025

Joining B4C–TiB2 ceramics with Ti interlayer via spark plasma sintering: Temperature-dependent interfacial microstructure and mechanical strength

Researchers developed a reliable method to join B4C–TiB2 ceramics using spark plasma sintering with a Ti interlayer. The joining process was found to be temperature-dependent, resulting in a stable TiB2–TiC–TiB ceramic assemblage. The mechanical strength of the joint increased with temperature, up to 72 MPa at 1300°C.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJun 19, 2025

Arctic peatlands expanding as climate warms

Research finds Arctic peatlands expanding due to warming climate, with 16 sites showing strong evidence of expansion. Peatlands store about 600 billion tons of carbon, and their expansion could slow climate change but also poses risks if temperatures continue to rise.

SourceUniversity of Exeter·JournalCommunications Earth & Environment·DateJun 19, 2025

Deciphering starfish communication may help protect coral reefs

Researchers have discovered a synthetic peptide that attracts Crown-of-Thorns Starfish at low concentrations and with no toxicity, offering an efficient pest-management solution. This breakthrough may lead to the development of potent attractins to control CoTS outbreaks, protecting coral reefs from devastating damage.