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Science News Archive September 2025 - Page 51


Page 51 of 54

Rice algorithms take on quantum adversary

Rice University computer scientists have developed algorithms that account for malicious noise in quantum states, which can collapse into a single random outcome. The new framework considers nonphysical and potentially malicious factors, delivering optimal results with sufficiently large copies of a quantum state.

Toddlers showed slightly fewer behavioral problems during COVID-19 pandemic, NIH study finds

A new study published in JAMA Network Open found that toddlers in the US experienced slightly fewer emotional and behavioral problems during the COVID-19 pandemic. The research, which analyzed data from over 3,000 children, suggests that some toddlers may have shown resilience during this time.

SourceEnvironmental influences on Child Health Outcomes·JournalJAMA Network Open·TypeObservational study·DateSep 3, 2025

UMD-led study discovers warm space dust in distant place

Researchers have discovered warm space dust in a reservoir of hot gas surrounding the Makani galaxy, located 100 million years away. The study, led by University of Maryland astronomer Sylvain Veilleux, provides evidence that ejected dust particles can survive long journeys and may be an important ingredient in planet and star formation.

SourceUniversity of Maryland·JournalThe Astrophysical Journal·TypeObservational study·DateSep 3, 2025

Efficient luminescent stable chichibabin diradicaloid for near-infrared imaging and photothermal therapy

Researchers developed a stable Chichibabin diradicaloid with high luminescence and photothermal conversion efficiency, enabling precise near-infrared imaging-guided tumor ablation. Its water-soluble nanoparticles showed excellent NIR imaging performance and achieved high photothermal conversion efficiency.

Countries’ carbon budget math is broken

A study by Utrecht University researchers found that previous fairness and ambition assessments were biased, rewarding high emitters at the expense of vulnerable ones. The proposed method avoids delaying emission reduction obligations and calculates immediate ambition gaps that can be filled by climate measures and international finance.

SourceUtrecht University·JournalNature Communications·TypeComputational simulation/modeling·DateSep 3, 2025

Happy music could help you recover from motion sickness

Researchers found that joyful and soft music alleviated motion sickness symptoms the most, while sad music was less effective than doing nothing. The study suggests that music can be a non-invasive and personalized intervention strategy for managing motion sickness.

SourceFrontiers·JournalFrontiers in Human Neuroscience·TypeExperimental study·DateSep 3, 2025

Solar flares over 6 times hotter than previously thought

Scientists at the University of St Andrews propose that solar flare ions reach over 60 million degrees, contradicting the long-held assumption of equal ion and electron temperatures. This discovery could provide an unexpected solution to a decades-long astrophysics mystery about the enigmatic line widths of solar flare spectra.

SourceUniversity of St. Andrews·JournalThe Astrophysical Journal Letters·TypeData/statistical analysis·DateSep 3, 2025

Researchers explore new strategies to develop environmentally safe polymer materials

A team of researchers developed a simulation model to clarify the influence of 4-position substitution in cyclic ketene acetals on radical ring-opening polymerization. The study found that certain monomers can produce degradable polymers, which may be used for environmentally friendly packaging and biomedical applications.

SourceDoshisha University·JournalMacromolecules·TypeExperimental study·DateSep 3, 2025

PolyU researchers use novel satellite laser ranging technique to reveal accelerated global average sea-level rise with 90 mm surge over past 30 years

Researchers at PolyU have developed a novel technique to measure global ocean mass change, revealing a 90 mm surge in sea-level rise over the past 30 years. The study attributes this acceleration to increased ocean mass and land ice melt, particularly in Greenland.

SourceThe Hong Kong Polytechnic University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 2, 2025

New policy review highlights the importance of health-related quality of life in advanced cancer

A new policy review emphasizes the critical role of health-related quality of life (HRQoL) data in evaluating treatments for people with advanced cancer. The review recommends standardised responder criteria for HRQoL in clinical trials to improve patient care and decision-making.

SourceEuropean Organisation for Research and Treatment of Cancer·JournalThe Lancet Oncology·TypeLiterature review·DateSep 2, 2025

Single-photon source based on topological bulk cavity

Researchers have developed a novel quantum light source based on topological bulk cavity, achieving high extraction efficiency and robust QD-cavity interaction. The system exploits a topological bulk state to enhance light emission from a semiconductor quantum dot, with a predicted high single-photon extraction efficiency of up to 92%.

Electrically pumped surface-emitting amplified spontaneous emission from colloidal quantum dots

A new strategy is used to enable efficient carrier injection, effective thermal management, and strong optical confinement in colloidal quantum dot films. This leads to population inversion, confirming the achievement of electrically pumped surface-emitting amplified spontaneous emission.

Higher education provides limited protection from Alzheimer’s disease

A new study found that people with more years of education lost their memory and thinking abilities faster after being diagnosed with Alzheimer's disease. The researchers analyzed data from over 1,300 older adults and suggest that common cognitive tests may miss early signs of the disease in highly educated individuals.

SourceBoston University School of Medicine·JournalJournal of Alzheimer’s Disease·TypeData/statistical analysis·DateSep 2, 2025

Human impact on the evolution of domestic and wild animal body size has intensified in the last millennium Open Breadcrumb configuration options

Researchers found that human selection and environmental changes led to a synchronous evolution of domestic and wild animal body sizes over the past 7,000 years. However, in recent centuries, human impact has intensified, causing wild species to shrink while domestic animals have grown larger.

SourceCNRS·JournalProceedings of the National Academy of Sciences·TypeContent analysis·DateSep 2, 2025

Mixing metals, maximizing performance: recent advances on additive manufacturing of heterogeneous/gradient metallic materials

Researchers are making progress in overcoming technical hurdles to create layered structures, continuous gradients, and fully three-dimensional architectures with programmable material variation. Optimized laser parameters and build sequences can enhance strength, control heat flow, and improve energy absorption.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateSep 2, 2025

A smart sensor for your muscles and tissues

Researchers at Duke University developed a wireless patch that non-invasively measures skin and tissue stiffness, providing real-time feedback for medical applications like wound healing and chronic conditions. The technology also has potential for athletic performance optimization and rehabilitation.

SourceDuke University·JournalScience Advances·TypeExperimental study·DateSep 2, 2025

Financial innovation accelerates the global shift to new energy: Evidence from international research

This research collection demonstrates that finance is an active driver of new energy solutions, influencing investor behavior and corporate strategy. It highlights the importance of integrating finance with technological innovation and policy design for a just and efficient energy transition.

SourceShanghai Jiao Tong University Journal Center·JournalChina Finance Review International·TypeNews article·DateSep 2, 2025

Advances in electrospun nanofiber composites for physical, physiological, and biofluid signal monitoring

Researchers have developed electrospun nanofiber-based composite materials for wearable electronic skin applications, offering high surface area, tunable porosity, and breathability. These composites mimic skin-like properties while enabling efficient signal transduction for human-machine interaction and health monitoring.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeNews article·DateSep 2, 2025

3D-printed bone scaffolds unlock superelasticity and tunable performance

Researchers developed novel artificial bone scaffolds with high deformation recovery capabilities, exceeding those of natural bone and conventional metallic scaffolds. These scaffolds allow for flexible adjustments of properties like strength and modulus to meet specific implantation site requirements.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateSep 2, 2025